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Escharella (Dialytostoma)
Taxonomy
Escharella (Dialytostoma) was named by Cossmann (1888) [Sepkoski's age data: T Eo-m-l T Mi].
It was Macromphalus (Dialytostoma) by Pacaud and Le Renard (1995); it was reranked as Dialytostoma by Sepkoski (2002); it was synonymized subjectively with Macromphalus by Bouchet (2015).
It was assigned to Escharella by Cossmann (1888); to Macromphalus by Pacaud and Le Renard (1995); and to Neotaenioglossa by Sepkoski (2002).
It was Macromphalus (Dialytostoma) by Pacaud and Le Renard (1995); it was reranked as Dialytostoma by Sepkoski (2002); it was synonymized subjectively with Macromphalus by Bouchet (2015).
It was assigned to Escharella by Cossmann (1888); to Macromphalus by Pacaud and Le Renard (1995); and to Neotaenioglossa by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1888 | Escharella (Dialytostoma) Cossmann p. 179 |
| 1995 | Macromphalus (Dialytostoma) Pacaud and Le Renard |
| 2002 | Dialytostoma Sepkoski |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Subg. †Escharella (Dialytostoma) Cossmann 1888
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| M. Cossmann 1888 | Coquille comprimée, ovale, mince, largement ombiliquée, finement treillissée; spire peu allongée, aiguë au sommet; dernier tour disjoint; ouverture oblongue, péristome tranchant, continu |