fusulinid

noun

fu·​su·​li·​nid ˌfyü-zə-ˈlī-nid 

-ˈlē-,

-ˈli-

: any of a family (Fusulinidae) of extinct marine foraminifers

Examples of fusulinid in a Sentence

Recent Examples on the Web

The traces of ancient invertebrates with astonishing names (crinoids, fusulinids, and so on) were just one of many signs that the landscape my coastal relatives used to mock for its monotony in fact harbored wonders. —Ben Lerner, The New Yorker, 29 Mar. 2017

Word History

Etymology

New Latin Fusulinidae, from Fusulina, a genus, from Latin fusus spindle + -ulus -ule + New Latin -ina, diminutive suffix

First Known Use

1941, in the meaning defined above