Gastropods, in Upper Triassic invertebrates from the Antimonio Formation, Sonora, Mexico

D. H. Erwin

1994

Article

The Paleontological Society Memoir 36:27-30

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Taxa discussed in this work:

• Eucycloscala subbisertus

Taxonomy:

• Guidonia intermedia belongs to Guidonia - Erwin (1994)
• Guidonia parvula belongs to Guidonia - Erwin (1994)
• Guidonia belongs to Trochonematidae - Erwin (1994)
• Tyrsoecus belongs to Loxonematidae - Erwin (1994)
• Eucycloscala subbisertus belongs to Eucycloscala - Erwin (1994)