A Study on the Interior Structures of Genus Holcothyris Buckman 1917 (Brachiopoda) From Middle Jurassic of Northern Xizang-Southern Qinghai, With Revisions

Z. Y. Yang, and X. Y. Shi

1987

Article

Acta Palaeontologica Sinica 26(1):30-48

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Taxa discussed in this work:

• Holcothyris excurvata

Taxonomy:

• Holcothyris trigonalis belongs to Holcothyris - Yang and Shi (1987)
• Holcothyris rotundata belongs to Holcothyris - Yang and Shi (1987)
• Holcothyris dubia belongs to Holcothyris - Yang and Shi (1987)
• Holcothyris sulcata belongs to Holcothyris concava - Yang and Shi (1987)
• Holcothyris excurvata belongs to Holcothyris concava - Yang and Shi (1987)
• Holcothyris expansa belongs to Holcothyris concava - Yang and Shi (1987)
• Holcothyris concava belongs to Holcothyris - Yang and Shi (1987)
• Holcothyris rostrata belongs to Holcothyris - Yang and Shi (1987)
• Holcothyris transversalis belongs to Holcothyris trigonalis - Yang and Shi (1987)
• Holcothyris subovalis belongs to Holcothyris - Yang and Shi (1987)
• Holcothyris obscura belongs to Holcothyris delta - Yang and Shi (1987)
• Holcothyris delta belongs to Holcothyris - Yang and Shi (1987)
• Holcothyris orbicularis belongs to Holcothyris - Yang and Shi (1987)
• Holcothyris luchiangensis belongs to Holcothyris - Yang and Shi (1987)
• Holcothyris undulata belongs to Holcothyris acuminata - Yang and Shi (1987)
• Holcothyris pinguis belongs to Holcothyris acuminata - Yang and Shi (1987)
• Holcothyris acuminata belongs to Holcothyris - Yang and Shi (1987)
• Holcothyris flexa belongs to Holcothyris subovalis - Yang and Shi (1987)