TURTLES OF THE WORLD

adults anal notch anteriorly aquatic areolae axillary barbels blotch border broader than long callosities carapace length carapacial rim cervical scute chin barbels clutch color concave plastra courtship dark brown Distribution domed dorsal eggs elongated Emydidae females flared flattened forelimbs forelobe frontal scale genus Geochelone Geographic Variation Graptemys gray growth annuli gular scutes Habitat Hatchlings head is moderate hind lobe hinge jugal juveniles karyotype Kinosternidae Kinosternon limbs longer than broad longitudinal Males have longer maxilla medial keel microchromosomes narrow Natural History neck neural bones ocelli olive orbit pect Pelusios plastral formula plastron posterior marginals posterior notch postorbital prefrontal premaxillae present Pseudemys quadratojugal ranges ridge rivers rostral scale scales scute seam shell side species spots squamosal subspecies supracaudal thicker tails tortoise triturating triturating surface tubercles turtle Recognition tympanum upper jaw usually ventrally vertebral vertebral and pleural vertebral keel Vertebrals are broader vomer yellow stripes