anaspid
/uh-nas-pid/US // əˈnæs pɪd //
虾夷类,虾米,虾夷族,虾夷
Definitions
n.名词 noun
- 1
Paleontology.
- : any member of an extinct order, Anaspida, of small, freshwater jawless fishes of the Silurian and Devonian periods, characterized by a single nostril, narrow rows of scales, and, usually, an armor-plated head.
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