stephanoceratoid

(paleontology) A member of the Stephanoceratoidea superfamily of cephalopods

Japanese Meaning

Stephanoceratoidea上目に属する頭足類、すなわち絶滅したアンモナイトの一群を指す

During the field trip, the paleontologist carefully examined a stephanoceratoid fossil embedded in the cliff face.

実地調査中、古生物学者は崖の岩肌に埋まったステファノセラトイデ上科に属する頭足類の化石を注意深く調べた。

Sense（1）

(paleontology) A member of the Stephanoceratoidea superfamily of cephalopods

stephanoceratoids

（ plural ）