The hexactinellid sponge Cyathophycus from the Lower-Middle Ordovician Vinini Formation pf central Nevada

J. K. Rigby

1995

Article

Journal of Paleontology 69(3):409-416

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Taxa discussed in this work:

• Cyathophycus pseudoreticulatus
• Cyathophycus reticulatus

Taxonomy:

• Cyathophycus reticulatus belongs to Cyathophycus - Walcott (1879)
• Cyathophycus pseudoreticulatus belongs to Cyathophycus - Rigby (1995)