Ivanov, B.G.; Hassan, A.M. (1976). Penaeid shrimps (Decapoda, Penaeidae) collected off East Africa by the fishing vessel ”Van Gogh”. 2. Deep-water shrimps of the genera Penaeopsis and Parapenaeus with description of Penaeopsis balssi sp. nov. Crustaceana. 31(1): 1-10.
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Ivanov, B.G.; Hassan, A.M.
1976
Penaeid shrimps (Decapoda, Penaeidae) collected off East Africa by the fishing vessel ”Van Gogh”. 2. Deep-water shrimps of the genera <i>Penaeopsis</i> and <i>Parapenaeus</i> with description of <i>Penaeopsis balssi</i> sp. nov