SOUTH AMERICAN NEMATOGNATIII. 35 



First anal ray little less than length of head. Ventrals 

 reaching to end of base of anal; pectoral to the vent. 



Brownish; dorsal fin dark brown on its first and second 

 membrane and second ray, its other rays spotted; base of 

 caudal and longitudinal stripe on each lobe dark brown; 

 other fins plain; a large blackish area in front of each eye. 



Head U; D. 8; A. 6; V. I, 5; P. I, 6; lat. 1. 33. 



g Sturisoma. 



10. Loricaria rostrata (Spix.) 



L. acuta Cav. A: Val., j)late, not descr.; L. bnrbUa Kuer. 

 Locality: Mauacapuru. 



§ Bineloricaria. 



11. Loricaria brevirostris sp. no v. 



Tj'pe, No. 8095; oue specimen, (j'; .21 m. to base of candal. Iga. 

 James. 



Body little depressed anteriorly, its depth Ih in its width. 

 Depth of the head l.^ in the snout. Head without keels or 

 ridges, its surface and that of all the plates hispid; trans- 

 verse profile of the occiput regularly convex. 



Orbit without a notch, 3J in snout, 7 in head, 2 in inter- 

 orbital. Anterior profile little concave; snout triangular, 

 acute, little longer than the rest of the head. Margin of 

 head with minute movable bristles. Teeth fine, numerous, 

 well developed in both jaws; upper lip granular, lower lip 

 thickly papillose. Breast and lower surface of the head 

 with numerous irregular plates; belly with five series of 

 plates. Lateral keels coalescing into one keel at about the 

 twentieth scute, the upper keel obsolete in front. Distance 

 of dorsal fin from tip of snout slightly more than 3 in the 

 length. First dorsal ray longer than the head. Rays of 

 the dorsal and caudal faintly spotted, other fins plain. 



12. Loricaria lima Kuer. 



? L. strigilata Hensel. 



Localities: Mendez; Santa Cruz; Rio Guenda; Rio Parahybi; Campos; 

 Rio Macacos. 



