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Demospongea - Spirosclerophorida - Discostromatidae

Pyrgochonia was named by Zittel (1878). It is not extant.

It was assigned to Rhizomorina by Pisera (1997); and to Pyrgochoniinae by Finks et al. (2004).

Synonymy list
YearName and author
1878Pyrgochonia Zittel
1997Pyrgochonia Pisera p. 88
2004Pyrgochonia Finks et al.

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phylumPoriferaGrant 1836
classDemospongea(Sollas 1875)
subclassLithistida(Schmidt 1870)
orderSpirosclerophoridaReid 1963
suborderRhizomorinaZittel 1895
familyDiscostromatidaeSchrammen 1924
subfamilyPyrgochoniinaeSchrammen 1924
genusPyrgochoniaZittel 1878

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