EIGENMANN: PIMELODELLA AND TYPHLOBAGRUS 243 
14. Pimelodella laticeps sp. nov. (Plate XXX, fig. 2). 
6957a C. M., type, 62 mm., 6958a-c C. M., paratypes, 75-90 mm., Sapucay, 
Paraguay, April 2, 1909. Haseman. 
Head 4; depth about 4.66; D. 1.6 in two, I.7 in the other two; A. 14 or 15; 
eye in middle of the head, 4.33-5; interorbital very broad, 3-3.5 in the head; 
maxillary barbel reaching nearly to tip of the depressed dorsal or slightly beyond it; 
postmental slightly beyond base of last pectoral ray. 
Adipose fin 4—4.3 in the length, the space between the dorsal equal to eye 
and snout; pectoral spine equal to head without the opercle; 7 recurved notches 
in the distal four tenth of the anterior face, the proximal portion with minute 
Fic. 2. Pimelodella laticeps Higenmann. Dorsal view of head, X 2. 
tubercles; posterior face smooth opposite the notches of the anterior face and 
with 10-11 small thorns, the largest about half the width of the spine on the basal 
six-tenths of the spine. Dorsal spine equals snout and eye, with very few faint 
recurved notches near the tip in front, otherwise smooth; a large dusky blotch 
behind the gill-opening, a dark band along the middle of the sides from below the 
dorsal to the caudal; dorsal dusky; a hyaline band through the basal half of the 
fin; a dark stripe along the middle of the back. 
15. Pimelodella laticeps australis var. nov. 
Pimelodus lateristriga BouLENGER, Proc. Zodél. Soc., 1891, p. 232 (Rio Grande do 
Sul). 
Pimelodella lateristriga EIGENMANN, Ann. N. Y. Acad. Sci., VII, 1894, p. 632. 
6950 C. M., type, 75 mm., 695la—s C. M., 50-87 mm., Uruguayana, Feb. 5, 1909. 
Haseman. 
6952a—p C. M., 52-76 mm., Cacequy, Rio Ibicuhy, into the Rio Uruguay, Feb. 13, 
1909. Haseman. 
