All marks were produced by fossils from the Haile 21A assemblage except those from the P 4 of Smilodon, which derive from the cast of a specimen from a nearby locality. The clay plaques were set ...LACM:rlb:HC 2002-L-471 · Smilodon fatalis, Mesh, rancho la brea, felidae, pleistocene, dentary, Smilodon, fossil, Open Download.A giant saber-toothed cat lived in North America between 5 million and 9 million years ago, weighing up to 900 pounds and hunting prey that likely weighed 1,000 to 2,000 pounds, scientists reported today in a new study.The researchers completed a painstaking comparison of seven uncategorized fossil specimens with previously identified fossils an...Though commonly referred to as the sabre-toothed tiger, Smilodon is not actually closely related to modern-day big cats like tigers and lions. Canada's first sabre-toothed cat fossil found in ...Fossils Found: North America, South America Time Period: Pleistocene epoch, early Holocene epoch (2.5 Mya to 10,000 years ago) Estimated Weight: S. gracilis: 55 to 100 kg (120 to 220 lb.) S. fatalis: 160 to 280 kg (350 to 620 lb.) S. populator: 220 to 400 kg (490 to 880 lb.) Conservation Status: Extinct Meet Smilodon: IntroductionFossil remains of two other species within the genus Smilodon have been found, S. populator and S. gracilis. Fossils of Smilodon gracilis have been discovered mostly from eastern North America, although remains have also been found from the Anza-Borrego Desert. This species was the smallest of the three.Smilodon fatalis fossils have been found in sites spanning 15 counties, but are still considered uncommon as most records are isolated teeth or bones. Epicyon haydeni (bone-crushing dog) Epicyon ...Nevertheless, the true Saber-tooth, Smilodon fatalis, is one of the best known Pleistocene mammals because of the thousands of skeletons preserved in the Rancho La Brea Tar Pits of California. Smilodon was a large animal that weighed 160 to 280 kg (350-620 lbs), larger than lions and about the size of Siberian tigers.In this episode, Jeremy shares a beautiful created replica of the California State fossil, the Smilodon- made by Bone Clones in California! Professor Jeremy ...Smilodon fatalis fossils have been found in sites spanning 15 counties, but are still considered uncommon as most records are isolated teeth or bones. Epicyon haydeni (bone-crushing dog) Epicyon ...Fossils include bones (and a skull cast) of Smilodon, rodents, shrews, frogs, snakes, deer, raccoons, bobcats, and a horse. Magcargoman (Atlas Obscura User) Some limb bones of Smilodon.Oct 28, 2021 · The saber-toothed cat Smilodon fatalis is one of the best-studied apex predators from the late Pleistocene, if not across the entire history of fossil mammals 1.Much of our knowledge about this ... Fossils belonging to these extraordinary cats are not found outside of the New World and are therefore considered an American paleontological icon - S. fatalis itself is the official state fossil of California. The Smilodon is a member of the family of true cats (Felidae), classified under a separate subfamily, Machairodontinae. Its most ...Smilodon lived in the Americas during the Pleistocene epoch (2.5 mya – 10,000 years ago). The genus was named in 1842 based on fossils from Brazil; the generic ...The saber tooth tiger (Smilodon populator, Smilodon gracilis, or Smilodon fatalis) is an extinct species of the family Felidae. ... There are hundreds of fossils of the saber tooth tiger species at the La Brea Tar Pits in the American city of Los Angeles. It is believed that they went extinct close to 10,000 years ago due to climate change and ...Happy FossilFriday! Smilodon fatalis: the saber-toothed cat! Smilodon fossils have never been found in Illinois but surrounding states have produced fossils from this iconic fossil cat so it likely...Dubbed Rhizosmilodon fiteae, the fossil cat is described by paleontologists Steve Wallace and Richard Hulbert, Jr. in a PLoS One study published last month. The debut of the jaguar-sized sabercat...The intention of this project was to focus on the known location of Smilodon fossils in the conti- nental United States and to compare this data to paleo-biome ...The Wooly Mammoth, Cave Bear, American Lion, Dire Wolf and Smilodon are from wikipedia.org and are licensed under the Creative Commons Attribution ShareAlike 3.0 License. In short: you are free to share and make derivative works of the file under the conditions that you appropriately attribute it, and that you distribute it only under a license ...Sabercat is practically synonymous with Smilodon.Fossils of the famous knife tooth have been found by the hundreds in the La Brea asphalt seeps of Los Angeles, and the South American species ...Oct 28, 2021 · The saber-toothed cat Smilodon fatalis is one of the best-studied apex predators from the late Pleistocene, if not across the entire history of fossil mammals 1.Much of our knowledge about this ... A famous fossil trove in Argentina recently gave up a new treasure: the first fossil footprints ever reported of the saber-toothed cat Smilodon (above). The four tracks, discovered last year, are larger than those of today's Bengal tiger, measuring—in one case—19.2 centimeters across. That's approximately the span of an adult human hand ...California State Fossil Source: iStock. Common Name: Saber-Tooth Tiger or Saber-Toothed Cat. Scientific Name: Smilodon californicus. Age: Pleistocene. First Discovered: 1881. Deemed the Golden State’s official fossil in 1973, Smilodon californicus remains are predominantly found in the Rancho La Brea tar pits in Los Angeles. While these big ...Megantereon was a prehistoric machairodontine saber-toothed cat that lived in North America, Eurasia, and Africa. It may be the ancestor of Smilodon. Fossil fragments have been found in Africa, Eurasia, and North America. The oldest confirmed records of Megantereon are known from the Pliocene of North America and are dated to about 4.5 …Fossils are often said to take a million years to form. However, as of 2014 it has been proven that a fossil can take a shorter period of time to form. This period can be a thousand years or less.They have determined that the new species is an ancient relative of the best-known saber-toothed cat Smilodon, the famous fossil found in the La Brea Tar Pits in California that went extinct about ...Amazing Saber-Toothed Tiger Facts! The canine teeth of the saber-toothed tiger averaged 14 cm. (7 in.). They could reach up to 28 cm. (11 in.) long for the largest of S. populator species. Thousands of fossils of saber-toothed tigers were found in the La Brea Tar Pits located in Los Angeles.A 2009 study compared the ratios of social and solitary carnivores in reserves in South Africa and Tanzania with those of fossils of California's La Brea tar pits, a well-known fossil bed from the Pleistocene, and how they responded to recorded sounds of dying prey, to infer whether Smilodon was social or not. At one time, the La Brea tar pits ...The machairodont Smilodon, with 13,000 specimens from some 2,000 individuals recovered, is one of the most abundant fossils in the La Brea tar pits, second to the dire wolf which is represented by 200,000 fossils representing 4,000 individuals. Smilodon was always regarded as a solitary species.Smilodon fatalis 2. Smilodon gracilis 3. Smilodon populator; S. gracilies was the smallest among the species, while S. populator was the largest. The main difference between these species was weight and size. S aber Tooth Tiger Size – Saber Tooth Cat Size – Smilodon Size. Different species of the Saber Tooth tigers came in different sizes.Mar 14, 2020 · Beyond Smilodon populator, known since 1842 from fossils in a Brazilian cave, the continent also hosted another smaller Smilodon species, as well as jaguars, lions and Arctotherium, the biggest ... Top quality fossil specimens, great selection and prices. FossilEra guarantees the authenticity of all of our fossils. Customer Service: (866) 550-2013 19,000+ Reviews Login. Cart (0) FOSSILERA. FOSSILS. CRYSTALS. ... (Smilodon) Lower Jaw Section - Florida SOLD SOLD . 1.25" Sabertooth Cat (Smilodon) Carnassial Tooth - Florida SOLD ...A famous fossil trove in Argentina recently gave up a new treasure: the first fossil footprints ever reported of the saber-toothed cat Smilodon (above). The four tracks, discovered last year, are larger than those of today's Bengal tiger, measuring—in one case—19.2 centimeters across. That's approximately the span of an adult human hand ...About the size of a lion, smilodon was extremely powerful and about twice as heavy. Its jaws could open 95 degrees. Its fangs were about 17 cm (7 inches) long. Many Smilodon fossils have been unearthed at the La Brea Tar Pits in Los Angeles, which is why it is the prehistoric cat researchers know the most about.More than 3,000 fossilized cats have been pulled from the acrid ooze of the La Brea tar pits in California, and researchers studying them have long pictured Smilodon as a lion-like hunter,...Smilodon is an extinct saber-toothed cat which lived approximately 2.5 million to 10,000 years ago - from the Early Pleistocene Period through the Modern Period. It was first discovered during the early 19th century and was named by Peter Wilhelm Lund in 1842. This cat's name means "saber-tooth."Assembled Smilodon fossil skeleton . The rarest of the rare! This skeleton comes with all legal import and collecting documentation. Because the skeleton will not be mounted until it is sold, you can choose the pose. Size will vary based on pose but in an upright (on all fours) position it would measure approx: 67" long, 20" wide, 53" high Feb 1, 2023 · California State Fossil Source: iStock. Common Name: Saber-Tooth Tiger or Saber-Toothed Cat. Scientific Name: Smilodon californicus. Age: Pleistocene. First Discovered: 1881. Deemed the Golden State’s official fossil in 1973, Smilodon californicus remains are predominantly found in the Rancho La Brea tar pits in Los Angeles. While these big ... Jan 22, 2021 · The saber-toothed cat Smilodon fatalis is known predominantly from “predator trap” deposits, which has made many aspects of its life history difficult to infer. Here, we describe an association of at least two subadult and one adult S. fatalis from Pleistocene coastal deposits in Ecuador. The assemblage likely derived from a catastrophic ... Saber-toothed cats like Smilodon were surely ... Stored within the American Museum of Natural History’s massive Frick Collection of fossil mammals is the busted-up skull of a juvenile ...Fossils found all over North America provide evidence for this theory. Smilodon fossils found in the La Brea tar pits show proof that some of the animals had experienced fractures, severe crushing, crippling arthritis, and other degenerative diseases. If these cats were solitary hunters, it is likely they would have died before these wounds …translations in context of "SMILODON" in english-vietnamese. It's a smilodon, better known as a sabre-toothed cat. - Nó là một smilodon, tốt hơn được gọi là sabre- toothed mèo.The saber tooth tiger (Smilodon populator, Smilodon gracilis, or Smilodon fatalis) is an extinct species of the family Felidae. ... There are hundreds of fossils of the saber tooth tiger species at the La Brea Tar Pits in the American city of Los Angeles. It is believed that they went extinct close to 10,000 years ago due to climate change and ...J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. Common Name(s), Saber-toothed Cat. Wikipedia, https ...Smilodon is the most famous saber-toothed animal of all time, the feline equivalent of Tyrannosaurus rex when it comes to fossil fame. And there wasn’t just one species in this iconic genus.Smilodon was a genus of saber-toothed cat. There were three species. [1] Smilodon gracilis (or S. fragilis) was the ancestral, smaller, species (2.5 to 0.5 million years ago). Smilodon populator (1 mya to 10 kya) was a large, heavy species from eastern South America. It was 1.2 m high at the shoulder, 2.1 m (83 in) long on average.Nov 14, 2018 · Scientific name: Smilodon. Type of Animal: Mammal, member of the order Carnivora. Animal Family: Felidae. Fossils Found: North America, South America. Time Period: Pleistocene epoch, early Holocene epoch (2.5 Mya to 10,000 years ago) Estimated Weight: S. gracilis: 55 to 100 kg (120 to 220 lb.) The "saber-toothed tiger," Smilodon, is the California State Fossil and the second most common fossil mammal found in the La Brea tar pits. The name "saber-toothed tiger" is misleading as these animals are not closely related to tigers. Juvenile to adult-sized fossils are represented in the large Berkeley collections.Many Smilodon fossils have been found with broken canines; a fossil wolf was found with a Smilodon tooth fragment embedded in its skull. Smilodon had powerful jaws that opened to 120 degrees while on the other hand, today's lions can only open their jaws at 65 degrees.Smilodon also had strong jaw and neck muscles that let it stab prey with its ...Check out our smilodon fossil selection for the very best in unique or custom, handmade pieces from our rocks & geodes shops.Jan 22, 2021 · The saber-toothed cat Smilodon fatalis is known predominantly from “predator trap” deposits, which has made many aspects of its life history difficult to infer. Here, we describe an association of at least two subadult and one adult S. fatalis from Pleistocene coastal deposits in Ecuador. The assemblage likely derived from a catastrophic ... The saber-toothed cat Smilodon fatalis is known predominantly from “predator trap” deposits, which has made many aspects of its life history difficult to infer. …A famous fossil trove in Argentina recently gave up a new treasure: the first fossil footprints ever reported of the saber-toothed cat Smilodon (above). The four tracks, discovered last year, are larger than those of today's Bengal tiger, measuring—in one case—19.2 centimeters across. That's approximately the span of an adult human hand ...There are several reasons why many people think of the Smilodon genus when they think about saber-tooth cats, even if they're not familiar with the scientific name. One is the wealth of Smilodon fossils, which has given scientists and museums lots of material for study. Most of these fossils were found in the Rancho La Brea tar pits in California.A smilodon skull is a masterpiece of any fossil collections. But count at least $10,000 for a nicely preserved smilodon skull. Indeed, it is very difficult to find a complete smilodon skulls (most of the time we found only their canines) and there are several museums and collectors looking for them, so their value on the market is very high.Learn Sabertooth Tiger 1.2 APK download for Android. Sabertooth Tiger Ebook AppThe intention of this project was to focus on the known location of Smilodon fossils in the conti- nental United States and to compare this data to paleo-biome ...2 តុលា 2007 ... By using a computer modelling technique scientists in Australia have compared Smilodon fossils with modern lion skulls.Fossil Replicas for sale. Both museum quality replicas and scale models of incredible fossils. Get yours today. ... Smilodon Replica with Exposed Canine $425.00 $425. ...May 3, 2021 · A giant saber-toothed cat lived in North America between 5 million and 9 million years ago, weighing up to 900 pounds and hunting prey that likely weighed 1,000 to 2,000 pounds, scientists reported today in a new study.The researchers completed a painstaking comparison of seven uncategorized fossil specimens with previously identified fossils an... Museum quality fossils for sale from professional fossil dealers. Offering high grade Dinosaur Fossils, Megalodon teeth, Mammoth tusks, Trilobites, ... The Cave Bear, American Lion, and Smilodon are from wikipedia.org and are licensed under the GNU Free Documentation License and the Creative Commons Attribution ShareAlike 3.0.Despite their widespread occurrence, Homotherium and Smilodon remains are uncommon and generally fragmentary in the fossil record, except in rare cases (e.g., [9, 10]). Homotherium in particular is generally only represented by isolated cranial or dental elements, leading to many uncertainties about their taxonomy, demography, and extinction ...10 សីហា 2021 ... In this episode, Jeremy shares a beautiful created replica of the California State fossil, the Smilodon- made by Bone Clones in California!Remains of Smilodon fatalis have been found from Alberta through much of South America, and a trio of cats found in Ecuador represents a very rare find, indeed— a Smilodon family. Fossils of the ...The "saber-toothed tiger," Smilodon, is the California State Fossil and the second most common fossil mammal found in the La Brea tar pits. The name "saber-toothed tiger" is misleading as these animals are not closely related to tigers. Juvenile to adult-sized fossils are represented in the large Berkeley collections.Scientific name: Smilodon. Type of Animal: Mammal, member of the order Carnivora. Animal Family: Felidae. Fossils Found: North America, South America. Time Period: Pleistocene epoch, early Holocene epoch (2.5 Mya to 10,000 years ago) Estimated Weight: S. gracilis: 55 to 100 kg (120 to 220 lb.)What is a fossil? How do they form? Advertisement The term fossil describes a wide range of natural artifacts. Generally speaking, a fossil is any evidence of past plant or animal life that is preserved in the material of the Earth's crust....Saber-toothed cats were powerfully built ambush predators that were only distantly related to true cats. Smilodon fatalis is the California state fossil and remains of more than 2,000 individuals have been recovered from Rancho La Brea. These cats used their 8-inch long canines to help sever the blood vessels of their prey. Isotopic evidence suggests the saber-toothed cats from Rancho La Brea ...Smilodon fatalis Temporal range: Early Pleistocene to Early Holocene, 2.5–0.01 Ma Scientific classification Kingdom: Animalia Phylum: Chordata ClassMay 17, 2023 · Other classifications place Smilodon with the modern cats in Felidae (Janczewsi 1992) Scientific name. Smilodon comes from the Greek word for "blade" or "chisel" and the Greek word for "tooth" Common name 'Saber tooth' cat refers to the blade or knife-like canine teeth of this fossil felid El Smilodon (Smilodon Fatalis) o también conocido como Tigre dientes de sable, era un gran felino depredador prehistórico. Sus principales características eran los grandes dientes caninos que sobresalían de su mandíbula. Además, su cuerpo era compacto y robusto. El Smilodon, uno de los mamíferos extintos de tiempos históricos, era un ... Smilodon was a genus of saber-toothed cat. There were three species. [1] Smilodon gracilis (or S. fragilis) was the ancestral, smaller, species (2.5 to 0.5 million years ago). Smilodon populator (1 mya to 10 kya) was a large, heavy species from eastern South America. It was 1.2 m high at the shoulder, 2.1 m (83 in) long on average.Display Stand. S-BC-018A. 5" Wide, 8" Long. $65.00. TOTAL $ 326.00. QTY: Add to Cart. ADD TO WISHLIST. Approximately 90% of the fossils excavated from the Tar Pits are carnivores, with the saber-toothed cat being the second most common occurring carnivore and named the California State Fossil. Download files and build them with your 3D printer, laser cutter, or CNC. Thingiverse is a universe of things.The machairodont Smilodon, with 13,000 specimens from some 2,000 individuals recovered, is one of the most abundant fossils in the La Brea tar pits, second to the dire wolf which is represented by 200,000 fossils representing 4,000 individuals. Smilodon was always regarded as a solitary species. A famous fossil trove in Argentina recently gave up a new treasure: the first fossil footprints ever reported of the saber-toothed cat Smilodon (above). The four tracks, discovered last year, are larger than those of today's Bengal tiger, measuring—in one case—19.2 centimeters across. That's approximately the span of an adult human hand ...Smilodon was the ultimate ... the presence of Rhizosmilodon in the 5 million year old fossil beds of Florida extends the range of North America’s most charismatic carnivores further back in time ...William Diller Matthew, an expert on fossil mammals at the American Museum of Natural History, documented some of the long-lost ideas about Smilodon by frustratedly dismissing them in his own works.Dubbed Rhizosmilodon fiteae, the fossil cat is described by paleontologists Steve Wallace and Richard Hulbert, Jr. in a PLoS One study published last month. The debut of the jaguar-sized sabercat...Saber-toothed cats were powerfully built ambush predators that were only distantly related to true cats. Smilodon fatalis is the California state fossil and remains of more than 2,000 individuals have been recovered from Rancho La Brea. These cats used their 8-inch long canines to help sever the blood vessels of their prey. Isotopic evidence suggests the saber-toothed cats from Rancho La Brea ... Smilodon fatalis lived in southern and central North America, Central America, and western South America (Kurten and Werdelin, 1990). The type locality is in southeastern Texas (Leidy, 1868). Florida Fossil Occurrences. Florida fossil sites with Smilodon fatalis: Alachua County—Arredondo 1; Haile 7A; Brevard County—MelbourneSep 21, 2023 · The Machairodontinae, extant from about 12 million to less than 10,000 years ago, include the more familiar Smilodon as well as Homotherium and Meganteron. Sabre-toothed cats roamed North America and Europe throughout the Miocene and Pliocene epochs (23 million to 2.6 million years ago). By Pliocene times, they had spread to Asia and Africa. Saber-Toothed Cat. Part of Hall of Primitive Mammals. Numerous remains of the Smilodon , or saber-toothed cat, have been found at the La Brea Tar Pits in Los Angeles. Scientists are unsure why this site attracted so many saber-toothed cats, but some suggest these cats may have been scavengers rather than hunters. Smilodon had enormous canines ...Technically the Smilodon californicus, this species is the most famous California Ice Age fossil. It was one of the last surviving members of a long ancestry of formidable felines called sabertoothed cats. Those Famous Teeth
The best known saber-toothed cat, Smilodon, has sometimes been referred to as a saber-toothed tiger, although that is misleading because it is not closely related to tigers. Smilodon lived during the Pleistocene and early Holocene epochs before becoming extinct about 10,000 years ago. Fossil remains have been found in central and eastern Kansas .... Driel
Learn Sabertooth Tiger 1.2 APK download for Android. Sabertooth Tiger Ebook AppKnow about the fossil collection in the University of California Museum of Paleontology, including the saber-toothed tiger. A discussion of California fossils—notably those of sabre-toothed tigers and the Smilodon —in the University of California Museum of Paleontology's collection on the Berkeley campus. Displayed by permission of The ...A surprisingly young fossil jaw found in Europe is helping scientists better climb the sabertooth family tree. When modern humans first wandered into Europe some 50,000 years ago, this snaggle ...New research indicates adolescent offspring of the menacing saber-toothed predator, Smilodon fatalis, were more momma's cubs than independent warriors. ... By studying the fossils, collected for ...Smilodon fatalis lived in southern and central North America, Central America, and western South America (Kurten and Werdelin, 1990). The type locality is in southeastern Texas (Leidy, 1868). Florida Fossil …The "saber-toothed tiger," Smilodon, is the California State Fossil and the second most common fossil mammal found in the La Brea tar pits. The name "saber-toothed tiger" is misleading as these animals are not closely related to tigers. Juvenile to adult-sized fossils are represented in the large Berkeley collections. Dec 9, 2020 · (A) Photo image of a Smilodon gracilis skull (UF-VP-206593) from the FLMNH (B)Agisoft Photoscan software displaying the orientation and number of digital photos taken around the fossil specimen after processing the raw 3D data (C) Photogrammetric model of the fossil specimen ready to be shared digitally or 3D printed. However, in spite of the wealth of saber-tooth fossils found there, entrapment in the tar wasn't all that common. The fossils in La Brea accumulated over about 25,000 years. Smilodon cats are also well known because they're the saber-tooth cats that lived on Earth most recently. They shared the planet with other familiar ice-age mammals like ... Smilodon fatalis means "deadly knife tooth," but the purpose of these large fangs remains a mystery. Sabertooth cats showed up in the fossil record about two million years ago and ranged widely over North and South America. Fast Fact. The sabertooth cat ( Smilodon fatalis) is the official California State Fossil. Fast Fact.Among the millions of fossils recovered to date at Ranch La Brea—which date back to between 11,000 and 40,000 years ago—are about 166,000 bones of Smilodon. These include 150 narrow, one- to ...Other classifications place Smilodon with the modern cats in Felidae (Janczewsi 1992) Scientific name. Smilodon comes from the Greek word for "blade" or "chisel" and the Greek word for "tooth" Common name 'Saber tooth' cat refers to the blade or knife-like canine teeth of this fossil felidOther classifications place Smilodon with the modern cats in Felidae (Janczewsi 1992) Scientific name. Smilodon comes from the Greek word for "blade" or "chisel" and the Greek word for "tooth" Common name 'Saber tooth' cat refers to the blade or knife-like canine teeth of this fossil felidKnow about the fossil collection in the University of California Museum of Paleontology, including the saber-toothed tiger. A discussion of California fossils—notably those of sabre-toothed tigers and the Smilodon —in the University of California Museum of Paleontology's collection on the Berkeley campus. Displayed by permission of The ...El Smilodon (Smilodon Fatalis) o también conocido como Tigre dientes de sable, era un gran felino depredador prehistórico. Sus principales características eran los grandes dientes caninos que sobresalían de su mandíbula. Además, su cuerpo era compacto y robusto. El Smilodon, uno de los mamíferos extintos de tiempos históricos, era un ...The Saber Tooth Tiger, Smilodon, refers to the extinct predatory mammal known for its distinctive pair of long, razor sharp canine teeth, in the family Felidae.One of the most iconic prehistoric animals, the Saber Tooth Tiger existed during the last ice age – 12,000 years ago. See the fact file below for more information on the Saber Tooth Tiger …About the size of a lion, smilodon was extremely powerful and about twice as heavy. Its jaws could open 95 degrees. Its fangs were about 17 cm (7 inches) long. Many Smilodon fossils have been unearthed at the La Brea Tar Pits in Los Angeles, which is why it is the prehistoric cat researchers know the most about.Though commonly referred to as the sabre-toothed tiger, Smilodon is not actually closely related to modern-day big cats like tigers and lions. Canada's first sabre-toothed cat fossil found in ...Thylacosmilus was discovered in Argentina in 1926 when paleontologists excavated a fossil of an animal that looked remarkably similar to Smilodon. It had two main differences from the saber-tooth cat.The saber-toothed cat Smilodon fatalis is known predominantly from “predator trap” deposits, which has made many aspects of its life history difficult to infer. Here, we describe an association of at least two subadult and one adult S. fatalis from Pleistocene coastal deposits in Ecuador. The assemblage likely derived from a catastrophic ....