Big-headed turtle
Platysternon megacephalum

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Head and Neck:
Massive head that cannot be retracted; covered with enlarged undivided scales; jaws hooked; throat with flattened rounded tubercles

Body:
Carapace - oval, flattened; yellowish brown, grey or olive in color, each scute with radiating dark pattern;
five vertebral scutes; four pairs of costal scutes; a keel along the length of the vertebral scutes
Plastron - the plastron is relatively large; yellow in color, sometimessometimes with darker pattern

Limbs and tail:
The tail is nearly as long as the carapace and is covered by large epidermal scales

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