protoconch

Fetched 2026-10-26 (cache).

Synonyms: protocone, protoconid

Antonyms: protocone, protoconid

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|zoology}} The [[embryonic]] [[shell]], or initial [[chamber]], of [[ammonite]]s and other [[cephalopod]]s

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.