THE TANGANYIKA PROBLEM. 
i 9 i 
58. Grammatotria lemairii. — B lgr. 1899. (Fig., p. 189.) 
Depth of body 4 times in total length, length of head 3. Snout with slightly 
convex upper profile, diameter of eye, which is 3! in length of head and equals 
Paratilapia vittata. Seep. 176. 
interocular width ; maxillary extending to between nostril and eye ; three series of 
scales on cheek ; opercle covered with scales. Gill-rakers short, 12 on lower part of 
anterior arch. Dorsal XV. 14; spines slender, equal from the fifth, which measures 
Xenotilapia sima. See p. 190. 
nearly £ length of head ; soft rays not longer than the spines. Pectoral acutely 
pointed, nearly as long as head, extending as far as origin of anal. Ventral 
reaching vent. Anal III. 10 ; third spine a little stronger and shorter than longest 
