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retrochoanitic. In DICTIOUS you will not only get to know all the dictionary meanings for the word
retrochoanitic, but we will also tell you about its etymology, its characteristics and you will know how to say
retrochoanitic in singular and plural. Everything you need to know about the word
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English
Etymology
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Adjective
retrochoanitic (not comparable)
- (anatomy) That points backward.
2016 January 14, “Paleobiology of the Latest Tithonian (Late Jurassic) Ammonite Salinites grossicostatum Inferred from Internal and External Shell Parameters”, in PLOS ONE, →DOI:The latter is retrochoanitic during the earliest ontogenetic stages (Fig 4A 2 ) and becomes prochoanitic (Fig 6B ) at D≈1.8 mm, after approximately 18 septa and in the first half of the second whorl (in CPC-1214).