Ostracoda

Apatobolbina Ulrich et Bassler, 1923

Selection of related publications
Neckaja, A. I. 1973. Ostrakody ordovika i silura SSSR.
Sarv, L. 1968. Ostracode families Craspedobolbinidae, Beyrichiidae and Primitiopsidae in the Silurian of Estonia.
Martinsson, A. 1962. Ostracodes of the Family Beyrichiidae from the Silurian of Gotland. The Bulletin of the Geological Institutions of Uppsala 41, 1-369.