Parapsida
plural noun
Pa·rap·si·da
\pəˈrapsədə\
Definition of Parapsida
in some classifications
: a subclass of reptiles in which the skull has two dorsal temporal openings adjoining the parietals and which includes the ichthyosaurs and related extinct forms and sometimes the lizards and snakes — compare diapsida
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Origin and Etymology of parapsida
New Latin, from 1para- + -apsida (from Greek hapsid-, hapsis arch, loop) — more at apsis
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