Genus
Brevibolbina Sarv, 1959
Selection of related publications
Meidla, T. 1996. Late Ordovician Ostracodes of Estonia. Fossilia Baltica 2. pp. 1-222.  Tartu University Press. 
Schallreuter, R. 1981. Ordovician ostracodes from Baltoscandia.  GFF   103,   1,   61-71. DOI:10.1080/11035898109455206
Nõlvak, J. 1972. A characterization of the boundary beds of the Kukruse and Idavere stages in the Lipu boring.  Loodusuurijate Seltsi Aastaraamat, pp. 39-59.   Loodusuurijate Selts. 
Sarv, L. 1959. Ordovician ostracodes in the Estonian S.S.R..  ENSV TA Geoloogia Instituudi Uurimused   IV,      1-210.
Öpik, A. 1937. Ostracoda from the Ordovician Uhaku and Kukruse formations of Estonia.  Tartu Ülikooli Geoloogia Instituudi Toimetused   50,      1-58.
List of species
3. Brevibolbina dornbuschi Schallreuter, 1964 | Keila Stage
4. Brevibolbina fissurata Schallreuter, 1981 | Pirgu Stage
5. Brevibolbina pontificans Schallreuter, 1981 | Pirgu Stage
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Arthropoda | 
| Subphylum | Crustacea | 
| Superclass | Oligostraca | 
| Class | Ostracoda | 
| Subclass | Podocopa | 
| Order | Palaeocopida | 
| Suborder | Beyrichicopina | 
| Palaeocopa | |
| Superfamily | Hollinacea | 
| Family | Tvaerenellidae | 
| Subfamily | Martinssonopsinae | 
| Tvaerenellinae | |
| Genus | Brevibolbina | 
| Species | amabilis | 
| brevis | |
| dimorpha | |
| dornbuschi | |
| fissurata | |
| pontificans | |
| Genus | Cavhithis | 
| Mojczella |