Obrhelová N., 1978: Die Gattung Umbra Walbaum (Pisces) im Nordböhmischen Tertiär Entwicklungsgeschichte der Esocoidei Berg im Lichte der Funktionalen analyse. 54 pp. Acta Musei Nationalis Pragae 34B(2-4): 119-172.
295
12
AMP 41085
Obrhelová N., 1985: Osteologie a ekologie dvou druhů rodu Prolebias sauvage (Pisces, Cyprinodontidae) v západočeském spodním miocénu. 64 pp. Acta Musei Nationalis Pragae 41B(1-2): 85-148.
395
16
AMP 49111
Obrhelová N., 1993: Ökologie der Fischassoziation im Miozänen Flözdach des Nordböhmischen Braunkohlenbeckens. 32 pp. Acta Musei Nationalis Pragae 49B(1-4): 111-142.
150
6
80536
Ogilby J. D., 1911: Descriptions of new or insufficiently described fishes from Queensland waters. 24 pp.
195
8
ZME 78249
Oijen M. J. P. van, 2004: Haplochromis ushindi spec. nov., the largest piscivorous cichlid in the Mwanza Gulf area of Lake Victoria (East Africa) before the Nile perch upsurge. 6 pp. Zoologische Mededelingen Leiden 78: 249-255.
50
2
ZME 82167
Oijen M. J. P. van, Zeeuw M. P. de, 2008: Haplochromis vonlinnei spec. nov., a piscivorous haplochromine cichlid (Teleostei, Perciformes) from the Mwanza Gulf area of Lake Victoria. 9 pp. Zoologische Mededelingen 82: 167-175.
50
2
ZME 8610
Oijen M. J. P., Loots G. M. P., 2012: An illustrated translation of Bleeker’s Fishes of the Indian Archipelago. (Cyprini) Part II. 469 pp. Zoologische Mededelingen Leiden 86(1): 1-469.
1490
60
ZME 66561
Oijen, 1992: Haplochromis howesi spec. nov., a crab and fish eating cichlid from Lake Victoria. 19 pp. [81177] Zoologische Mededelingen 66(40): 561-579.
95
4
ZBA 18003
Oliva-Paterna F. J., Minano P. A., Torralva M., Fernández-Delgado C., 2007: Estrategias reproductoras de Barbus graellsii y Chondrostoma miegii (Pisces, Cyprinidae) en el río Cinca (NE Península Ibérica). [Reproductive strategies of Barbus graellsii and Chondrostoma miegii (Pisces, Cyprinidae) in the Cinca River (NE Iberian Peninsula)]. 18 pp. Zoologica Baetica 18: 3-20.
95
4
PSC 218
Oliveira E. C., Ferreira E. J. G., 2002: Occurence of eggs and larvae of migratory Characiformes fish in the Negro River, Amazonas State, Brazil. 6 pp. Acta Amazonica 32(1): 163-168.
50
2
PSC 71
Orsi M. L., Shibatta O. A., 1999: Crescimento de Schizodon Intermedius Garavello Britski (Ostheichthyes, Anostomidae) do Rio Tibagi (Sertanópolis, Paraná). 10 pp. Revta bras. Zool. 16(3): 701-710.
50
2
SPX 32153
Ottoni F. P., Cheffe M. M., 2009: A new species of Australoheros from the upper rio das Antas, laguna dos Patos System, southern Brazil (Labroidei, Cichlidae, Chichlasomatinae). 7 pp. Spixiana 32(1): 153-159.