Plectambonitacea, Strophomenacea, and Atrypacea from the Montoya Group (Ordovician) of Trans-Pecos Texas

H. J. Howe

1965

Article

Journal of Paleontology 39(4):647-656

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Taxa discussed in this work:

• Eochonetes magna
• Eochonetes mucronata
• Thaerodonta mucronata scabra
• Zygospira resupinata
• Zygospira resupinata multicostata
• Zygospira sulcata

Taxonomy:

• Zygospira sulcata belongs to Zygospira - Howe (1965)
• Zygospira resupinata multicostata belongs to Zygospira resupinata - Howe (1965)
• Eochonetes magna belongs to Thaerodonta - Howe (1965)
• Eochonetes mucronata belongs to Thaerodonta - Howe (1965)
• Thaerodonta mucronata scabra belongs to Eochonetes mucronata - Howe (1965)
• Zygospira modesta belongs to Zygospira - Howe (1965)