McGehee Farm University of Florida Vertebrate Fossil Locality AL027 Location About 3 miles north of Newberry, western Alachua County, Florida; 29.7° N, 82.6° W. Age Late Miocene Epoch; early Hemphillian (Hemphillian 1) land mammal age About 8 to 9 million years old (estimated) Not
Smithsonian Institution Press, Washington, D.C., 171 p. Dobie, J. L. 1968.
NON-VENOMOUS Other common names Mississippi Green Water Snake Basic description Most adult Mississippi Green Watersnakes are about 30-55 inches (76-140 cm) in total length. Adults are stout-bodied snakes with a dark greenish background color and several narrow darker markings alternating down th
Photo courtesy of Eric B.
Desmodus stocki Quick Facts Common Name: Stock’s vampire bat With a range extending to Virginia, this species lived further north than any other vampire bat, fossil or living. Desmodus stocki likely weighed about 50% more than the living vampire Desmodus rotundus. Its large, sharp canin
Partial right maxilla of Desmodus stocki (UF 61374) in A) medial and B) right lateral
Isistius brasiliensis This small, cigar-shaped shark is dark brown on top and light on the underside, with a darker band around its neck. The light underside glows, attracting fish, whales, and sharks. It attaches itself to the prey and uses its serrated bottom teeth to cut out a perfectly circul
Biology Large tooth Cookiecutter shark (Isistius plutodus), A) Side view, B) frontal
Somniosus microcephalus This large, heavy-set shark grows to an average 8-14 feet long but can get to be 24 feet. It has a short, rounded snout, small eyes, and relatively small dorsal fins. Although it is an apex predator, it is a slow swimmer, and likely ambushes its prey and scavenges for
MacNeil, M., McMeans, B., Hussey, N., Vecsei, P., Svavarsson, J., Kovacs, K., Lydersen
Canis dirus Quick Facts Common Name: dire wolf Canis dirus, the dire wolf, had an estimated mass of 130 to 150 pounds, which made it about 25% heavier than the modern gray wolf (Canis lupus). But smaller than the fictional dire wolves of the TV series Game of Thrones! The largest known dir
A, dorsal view; B, lateral view; C, ventral view.
Ava Johnson Undergraduate volunteer I love all things insects, but especially Lepidoptera! I’ve been raising caterpillars since as long as I can remember, from swallowtails to monarchs to woolly bears and even hornworms. These creatures inspire me not only as a scientific curiosity, but they als
Cuthberston AGS (2011) Comparison of biological parameters between the invasive B
Sylvilagus webbi Quick Facts Common Name: Webb’s marsh rabbit Ecologically similar and probably ancestral to the modern marsh rabbit Sylvilagus palustris. The largest known sample of specimens of the species (>4,500 bones and teeth) comes from the Inglis 1C site in Citrus County. A
UF 51052, the holoype mandible of Sylvilagus webbi, in a) medial, b) lateral, and
Pomatodelphis inaequalis Quick Facts Common Name: none Pomatodelphis inaequalis is believed to be a type of river dolphin and likely had a wide salinity tolerance, living in nearshore marine and estuarine environments with the ability to travel up low salinity streams. Because of their sma
Freeman and Company, New York, 698 p. Fordyce, R. E. & L. G. Barnes. 1994.
From 1513 onward, Spanish and French explorers and would-be colonizers had attempted
Ripley P. Bullen Monographs in Anthropology and History 9:119-134.
