Taxa
Testudines
Order
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The turtles and tortoises: reptiles enclosed within a bony shell fused to the spine and ribs, into which the head and limbs can be withdrawn in most species. Testudines is among the most ancient surviving reptile body plans, essentially unchanged in basic structure for over two hundred million years.
Facts
Disputed
Member Species/Taxa CountApproximate described-species (or, for a genus, described-taxon) count; continually revised as species are newly described, reclassified or synonymized. Taxonomic Rank Scientific Name Cross-Tradition Connections
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