Pristis zijsron Sawfish look a lot like sharks, but they are actually rays. Their unusual snout, or rostrum, is studded with „teeth“ (specialized scales) and is used to stun schooling fish by swinging side to side. The green sawfish is the largest species of sawfish, growing to 24 feet in length.
P. zijsron rostrum less tapered and narrow.
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Hutchinson, Dale L., Christopher B. Denise, Hal J. Daniel, and Gerhard W.
See full directory profile > Research Statement We live at a critical time for biodiversity. The biosphere is undergoing profound alterations as a result of human activities, with a mass extinction erasing much of our biological heritage before it is even documented. My research program is defi
A., DÃaz-Jaimes, P., Paulay, G. 2023.
Pristis clavata Although sawfish look like sharks, they are actually highly modified rays. The rostral ‚teeth‘ are specialized denticles. The dwarf sawfish is the smallest sawfish species, reaching 3.1 m (10 ft). Very little is known about its behavior. Order – Rhinopristiformes Family – Pris
Conservation IUCN Red List Status: Endangered Evidence suggests P. clavata may
Megachasma pelagios This rare and unusual shark has been encountered so infrequently that the scientific community has kept a detailed list and summaries of each encounter. They are likely diurnal following swarms of krill, from the surface of the open ocean during the day, and diving deep at nig
This suggested that the species migrates vertically on a diel cycle (Anon, 1991a, b)
Carcharhinus melanopterus A small-medium sized shark with recognizable black fin tips with white highlights. Blacktip reef sharks are abundant on coral reefs, making them a popular species in reef and dive tourism. They are also frequently displayed in aquaria. Order – Carcharhiniformes Famil
Other common names include cá mâp vây den, (Vietnamese), chalarm hoo-dum (Thai
Defining taxon: first appearance of the ground sloth Pliometanastes (Tedford et al., 2004) Basis of name: Wood et al. (1941) based the name on what they termed the “Hemphill member of the Ogallala [Formation].� This stratigraphic unit was originally named the “Hemphill Beds� by Reed and Longnecke
P. 2012.
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
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.
Research Alumni The following individuals studied or worked in the Environmental Archaeology Program for an extended period. This list is still preliminary, and we will soon be adding visiting researchers and photos. If you are/know of an alumnus not currently listed or have information regarding a
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