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1 record found in the Index Nominum Genericorum database.

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Diacritical Conversion

Sulcatosphaeridium S. N. Naumova ex N. I. Umnova in N. I. Umnova et B. A. Yakovlev, Mater. Geol. Polezn. Iskop. Centr. Evrop. SSSR 6: 109. 1970 (post 17 Dec).
T.: S. ovale N. I. Umnova ('ovalis')
Ordovician; Rybinskaja borehole, Jaroslavl' region, N Russian Platform, Russia.
FOSSIL-ACRITARCHA (115) 25 Jun 2003

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