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Calcarea - Calcaronea - Stellispongiidae

Elasmostoma was named by Fromentel (1860) [Sepkoski's age data: J Bath-u K Maes Sepkoski's reference number: 1066]. It is not extant.

It was assigned to Elasmostomatidae by Squires and Demetrion (1992); to Pharetronida by Sepkoski (2002); and to Stellispongiinae by Finks et al. (2004).

Synonymy list
YearName and author
1860Elasmostoma Fromentel
1992Elasmostoma Squires and Demetrion p. 14
2002Elasmostoma Sepkoski, Jr.
2004Elasmostoma Finks et al. p. 741

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phylumPoriferaGrant 1836
classCalcareaBowerbank 1864
orderCalcaroneaBidder 1898
familyStellispongiidaeDe Laubenfels 1955
subfamilyStellispongiinaeDe Laubenfels 1955
genusElasmostomaFromentel 1860

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.

No diagnoses are available