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William Kratz. Turtles, Tortoises, Terrapins Order: Chelonia. Appearing around 200 million years ago, reptiles of the order Chelonia inherited a unique anatomy that is unmistakable! Today there are 11 distinguished families of Chelonia that contain about 295 different species. Built to last!.
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William Kratz Turtles, Tortoises, TerrapinsOrder: Chelonia
Appearing around 200 million years ago, reptiles of the order Chelonia inherited a unique anatomy that is unmistakable! Today there are 11 distinguished families of Chelonia that contain about 295 different species. Built to last! scutes rib inner boney layer pelvic girdle carapace vertebra shoulder girdle plastron
Turtle, Terrapin, or Tortoise? Loggerhead Turtle Spotted Turtle Galapagos Tortoise
Variety: The Spice of Life (survival) Shell Shapes Cryptodira or Peurodira Domed Streamlined Cryptodira (straight-necked) flex neck vertebrae vertically Peurodira (side-necked) flex neck vertebrae laterally
Variety: The Spice of Life (survival) Limb Modification Carnivore, Omnivore, Herbivore
Turtles Of Pennsylvania Bog Turtle, Glyptemysmuhlenbergii Blanding’s Turtle,Emydoidea blandingii • Candidate Species • 6-11 inches in length • Prefers poorly drained lowlands, marshes, wet meadows, ponds, and slow-moving streams. • Endangered Species • 3-4 inches in length • Lives in bogs and wet meadows with tussock grass
Turtles Of Pennsylvania Eastern Box Turtle, Terrapenecarolinacarolina Spotted Turtle, Clemmysguttata • Species of Special Concern • 5-8 inches in length • Lives in deciduous woodlands, old fields, pastures, and marshy areas. • Species of Special Concern • 3.5-4.5 inches in length • Marshes, wet meadows, swamps, bogs, and shallow borders of ponds, lakes and streams for habitat.
Turtles Of Pennsylvania Northern RedbellyCooter, Pseudemysrubriventrisrubriventris Midland Smooth Softshell Turtle, Apalone mutica mutica • Threatened Species • 10-12.5 inches in length • Prefers large lakes, ponds, slow-moving rivers, creeks and marshes. • Extirpated Species • 6-13.4 inches in length • Only found in large rivers
References: Pecor, K. 2003. "Testudines" (On-line), Animal Diversity Web. Accessed March 15, 2011 http://animaldiversity.ummz.umich.edu/site/accounts/information/Testudines.html. Smithsonian Institution. (2001). ANIMAL (pp. 366-375). New York, NY: DK Publishing, Inc Turtles of Pennsylvania. (2008). In Pennsylvania Herp Identification online guide to reptiles & amphibians of PA. Retrieved March 15, 2011, from http://www.paherps.com/herps/turtles