The genus Exochorhynchus from the upper Paleozoic deposits in the USSR and Mongolia

K. A. Astaf'yeva-Urbaytis

1981

Article

Paleontological Journal 15:29-36

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Taxa discussed in this work:

• Allorisma ordis
• Exochorhynchus curtus
• Exochorhynchus giganteus
• Exochorhynchus mongolensis
• Exochorhynchus rectus

Taxonomy:

• Exochorhynchus altirostratus belongs to Exochorhynchus - Astaf'yeva-Urbaytis (1981)
• Exochorhynchus curtus belongs to Exochorhynchus - Astaf'yeva-Urbaytis (1981)
• Exochorhynchus rectus belongs to Exochorhynchus - Astaf'yeva-Urbaytis (1981)
• Exochorhynchus giganteus belongs to Exochorhynchus - Astaf'yeva-Urbaytis (1981)
• Exochorhynchus mongolensis belongs to Exochorhynchus - Astaf'yeva-Urbaytis (1981)