O. carcini Clamp, 1992
Museum Depositions. USNM. 43099 Holotype; 43100, 43101 Paratypes.
Habitat. Freshwater.
Distribution. BR: Ethiopian.
Madagascar: central part (19°13'28.96"S, 46°41'32.86"E).
Hosts. Madagascar: Foza goudoti (cited as Gecarcinautes goudoti) (gills).
References. Clamp 1992.