186 CALIFORNIA ACADEMY OF SCIENCES. 



134. Bagropsis reinhardti. 



/?rt(/ro/w/.s' rdnhardti Liitkeu, Viden. Selsk. Skr. 1874, 32 (Rio das 



Velhas); id. 1. c. 1875, 160, plate i, fig. 2 (Rio das Velhas). 

 Habitat: Rio das Velhas. 



This species is known only from the types. 



Head broad and depressed; eyes little nearer edge of 

 opercle than tip of snout, 7 in head, 2 in interorbital. 

 Fontanel between the eyes. Upper jaw projecting for 

 half a diameter of the eye. Maxillary barbels reach to 

 the anal. Dorsal spine serrate on its inner margin near 

 the tip, more than half as long as the head. Distance 

 of the adipose fin from the dorsal fin equals the base of 

 the dorsal or longer. Adipose fin 5 in the length. Pec- 

 toral spine moderately broad, curved, with strong teeth 

 on its posterior margin. Greenish with golden reflec- 

 tions, lower parts white; top of head and sides with 

 dark spots. Head 3f ; depth 5^; Br. 10; D. I, 6; A. 11 

 (Liitken). 



XXV. PiRAMUTANA. 



Piramutana Bleeker, Nederl. Tijdschr. Dierkunde, i, 

 1863, 99 (pirarriuta). 



Type : Bagrus piramuta Kner. 



Top of head and occipital process granulated, covered 

 with skin. Occipital process not quite reaching the dor- 

 sal plate. 



Teeth cardiform; those on the vomer and palatines 

 forming an uninterrupted band. Maxillary barbels flat- 

 tened, band-like. 



135. Piramutana piramuta. 



Bayrus piramuta Kner, SB. Ak. Wieu, xxvi, 18.57, .382 (Barra do 



Rio Negro; Borba, Rio Madeira). 

 Piramutana piramuta'Bleekev, 1. c. (uaine ouly); Gtiuther, Cat. Fish. 



Brit.Mus.v, 111, 1864 (coiiied); Steindachner, Fhissfische SUd- 



amerika's iii, 2, plate iv, 1882 (Para). 

 Habitat: Amazon and its tributaries. 



First dorsal ray prolonged; adipose fin half its length 



