Crassispira ischnomorpha explained

Crassispira glaphyrella is an extinct species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.^[1] Fossils have been found in Eocene strata in Lower Normandy, France.

References

• Cossmann (M.) & Pissarro (G.), 1900 -Faune éocènique du Cotentin. 1er article. Bulletin de la Société Géologique de Normandie, t. 19, p. 19-75

Notes and References

1. https://science.mnhn.fr/institution/mnhn/collection/f/item/j05394?listIndex=31&listCount=147 MNHN, Paris: Drilla (Crassispira) ischnomorpha