Cretaceous trichotropid gastropods from the Pacific slope of North America: Possible pathways to calyptraeid morphology

L. R. Saul, and R. L. Squires

2008

Article

The Nautilus 122(3):115-142

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Taxa discussed in this work:

• Garzasia
• Garzasia diabla
• Garzasia intermedia
• Lysinae
• Spirocrypta inornata
• Spirocrypta pileum

Taxonomy:

• Turbinopsis belongs to Trichotropidae - Saul and Squires (2008)
• Ariadnaria belongs to Trichotropinae - Saul and Squires (2008)
• Lysis belongs to Lysinae - Saul and Squires (2008)
• Garzasia belongs to Lysinae - Saul and Squires (2008)
• Garzasia diabla belongs to Garzasia - Saul and Squires (2008)
• Garzasia intermedia belongs to Garzasia - Saul and Squires (2008)
• Lysinae belongs to Trichotropidae - Saul and Squires (2008)
• Trichotropinae belongs to Trichotropidae - Saul and Squires (2008)
• Trichotropidae belongs to Calyptraeoidea - Saul and Squires (2008)
• Spirogalerus belongs to Lysinae - Saul and Squires (2008)
• Galericulus belongs to Gastropoda - Saul and Squires (2008)
• Spirocrypta pileum belongs to Spirocrypta - Saul and Squires (2008)
• Spirocrypta belongs to Trichotropidae - Saul and Squires (2008)
• Spirocrypta inornata belongs to Spirocrypta - Saul and Squires (2008)