Greenhood, P. H. <br/><br/>
A revision of the Lake victoria haplochromis species (Pisces, cichli dae) :    Part 1 : H. Obliquidens hilgend., H. Nigricans ( BLGR.) , H. Nuchisquamulatus (Hilgend.) and H. Lividus, SP. N. :  Bulletin of the B ritish Museum (Natural History vol. 4  no. 5  1956. /  
P.H. Greenwood 
 - London :    The British Museum Publications,    1956 
 - V.  :    ill. ;    25 cm. 
<br/><br/>Includes bibliographical references (p. 243-344) 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Fishes<br/> Cichlids
<br/><br/><label>Dewey Class. No.: </label>597.74