bactritid

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English[edit]

Etymology[edit]

See New Latin bactris, Ancient Greek βάκτρον (báktron, staff, cudgel)

Noun[edit]

bactritid (plural bactritids)

  1. Any cephalopod of the order †Bactritida of straight-shelled (orthoconic) cephalopods, that lived 410 to 230 million years age.

References[edit]