Galeocerdo cuvier Tiger sharks are named for their distinctive color pattern. The body is gray with dark gray vertical bars or spots on the flanks with a pale or white underside. The markings are especially distinctive in juveniles but diminish with age. Tiger sharks are among the largest of
A) Upper and lower teeth of Galeocerdo cuvier, and B) Juvenile tiger shark showing
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
Last, P., Naylor, G., Séret, B., White, W., de Carvalho, M. and Stehmann, M. eds
Archaeologists have unearthed a rare trove of more than 80 metal objects in Mississippi thought to be from Hernando de Soto’s 16th-century expedition through the Southeast. Many of the objects were repurposed by the resident Chickasaws as household tools and ornaments, an unusual practice at a time
Photo courtesy of James B.
Barbourofelis loveorum Quick Facts Common Name: Loves’ false sabercat Barbourofelis loveorum is an extinct sabertoothed carnivore that weighed approximately 150 lbs, or about the size of a modern jaguar. It is believed that the Barbourofelis loveorum preferred a thickly wooded habitat, and
B., M. R. Schultz, and L. D. Martin. 1970.
Plant collecting and transport of collected specimens anywhere in the world, whether for scientific, commercial or personal purposes, is, in most cases, subject to a variety of regulations. The information presented here is intended to help the plant collector determine which permits are necessary
); under the Code of Federal Regulations (CFR), title 50, chapter I, subchapter B,
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
B. Albright III, A. D. Barnosky, I. Ferrusquia-Villafranca, R. M. Hunt Jr., J.
Carcharhinus plumbeus This brownish-gray shark has a recognizably large and triangular dorsal fin and somewhat long pectoral fins. It averages 6 feet long and about 110-150 lbs. True to its name, this shark prefers the sandy bottoms of coastal areas, and is known for seasonal migration like many
Circ. 445 and B) left side upper and lower teeth (perforated line indicates jaw symphysis
Montbrook Site University of Florida Vertebrate Fossil Locality LV070 Location South of Williston, Levy County, Florida Age Latest Miocene or earliest Pliocene epochs; late Hemphillian (Hemphillian 4 interval) land mammal age About 5.5 to 5 million years old (estimated) Basis of
Bloch, B. J. MacFadden, and D. W. Steadman. 2016.
Megalops atlanticus These long fish have slightly upturned faces and soft, lobed fins, and they can grow to more than 8 feet long and over 350 pounds. From above they appear dark blue or greenish black, or even brassy if they’ve been in inland waters, but they are recognizable for their very shin
B) Stage I larva, leptocephalus, 17.5 mm SL.
Carcharhinus longimanus This large shark is readily recognized by its long white-tipped paddle-like pectoral fins and rounded first dorsal fin (Compagno et al. 2005). Solitary and slow moving, it prefers the upper layers of deep-water areas, where it is an opportunistic hunter (Baum et al. 2015).
Upper and lower teeth, left-hand side, B. Sixth upper tooth, C.
