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ammonitella

ammonitella noun: the initial part of a spiral shell, originating from a central chamber, in ammonoid molluscs.

Noun

ammonitella (plural ammonitellas)

  1. The initial part of a spiral shell, originating from a central chamber, in ammonoid molluscs
    • The embryonic stage, consisting of a small ellipsoid protoconch and ammonitella, ends at about 0.6 mm.2016 January 14, “Paleobiology of the Latest Tithonian (Late Jurassic) Ammonite Salinites grossicostatum Inferred from Internal and External Shell Parameters”, in PLOS ONE, →DOI
    • Sure, ammonoid shells as a whole got progressively more coiled over the Devonian. But so did the tiniest part of each ammonoid shell, the ammonitella.2017, Danna Staaf, Squid Empire, ForeEdge, →ISBN, page 61

Forms of ammonitella

pluralammonitellas

Questions about ammonitella

What does ammonitella mean?
Ammonitella means the initial part of a spiral shell, originating from a central chamber, in ammonoid molluscs.
What part of speech is ammonitella?
Ammonitella is a noun.
What is the plural of ammonitella?
The plural of ammonitella is ammonitellas.

Words near ammonitella in the dictionary

  1. ammonioleucite
  2. ammonioleucites
  3. ammoniotelic
  4. ammonisation
  5. ammonite
  6. ammonitella
  7. ammonitellas
  8. ammonites
  9. Ammonitess
  10. Ammonitesses
  11. ammonitic

Source and license

Adapted from Wiktionary: ammonitella (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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