Ricinulei

plural noun

Ric·​i·​nu·​lei

ˌrisᵊnˈ(y)ülēˌī

: a small order of Arachnida comprising living and fossil forms with an oval hard body bearing a large movable hood that folds down in front over the mouthparts

ricinuleid

-ēə̇d

noun or adjective

Word History

Etymology

New Latin, plural diminutive of Latin ricinus tick

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