Graptolithina
Species

Hormograptus sphaericola (Öpik, 1928)

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Type specimen data
Synonymy list
1928     Thallograptus sphaericola nov. gen. et nov. sp. — Öpik , pp. 36 , fig. 3:16-18
1930     Hormograptus sphaericola — Öpik , pp. 8
1960     Chaunograptus sphaericola (Öpik) — Obut , pp. 149
Selection of related publications
Öpik, A. 1930. Beiträge zur Kenntnis der Kukruse-(C2-C3-)Stufe in Eesti. IV. Tartu Ülikooli Geoloogia Instituudi Toimetused 24, 1-34.
Öpik, A. 1928. Beiträge zur Kenntnis der Kukruse-(C2-C3-) Stufe in Eesti. III. Tartu Ülikooli Geoloogia Instituudi Toimetused 12, 1-42.
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Classification
References based on distribution