252 MEMOIRS OF THE CARNEGIE MUSEUM 



Four specimens, 53-114 mm. Konawaruk. (C. M. Cat. No. 1512a; I. U. 

 Cat. No. 11940.) 



Twenty specimens, 52-127 mm. Warraputa. (C. M. Cat. No. l-513a-e; I. U. 

 Cat. No. 11941.) 



Head 4.4-5; width of head 1.33 in its length; eye 6, interorbital 5, snout not 

 quite 2 in the head; width of the first anal ray 4.25-4.5 in its distance from the 

 caudal; scutes 19 + 10 to 17 + 12, the lateral keels very feeble in front of the 

 middle of the ventrals, entirely united on about the last two scutes. 



Lips narrow, papillose, with a very narrow fringe, free portion of the barbel 

 about one-fourth the diameter of the eye. 



Teeth very numerous in both upper and lower jaws. 



Lower surface of the head naked, except for a triangular plate in front of the 

 gill-openings. Head and scutes without keels of any sort; orbit without a notch. 



A pair of anal plates; ventral buckler formed of about forty plates; eight to ten 

 series of small plates between the lateral plates, becoming minute and isolated on 

 breast and reaching to the gill-opening. The plates are only partially developed 

 in specimens 100 mm. long. 



Dorsal spine about 1.4 times as long as head; pectorals falcate, reaching past 

 middle of ventrals in adult. Ventrals lanceolate, reaching past origin of anal, 

 which is also lanceolate. Caudal deeply lunate, the middle rays two-fifths the 

 length of the lowest and two-sevenths the length of the uppermost ray. 



Back marbled; seven cross-bands, showing in the young only. Dorsal spotted, 

 the anterior ray tending to uniform blackness. Upper surfaces of pectoral and 

 ventral barred, most intensely in the outer rays; anal hyaline or faintly barred in 

 front. Lower caudal lobe and a lunate spot on the middle of the caudal black, 

 upper lobe barred. 



Farlowella Eigenmann and Eigenmann. 

 Acestra (not of Dallas, 1852) Kner, Denkschr. Akad. Wiss. Wien, 1853, 93. 

 Farlowella Eigenmann and Eigenmann, Proc. Cal. Acad. Sci., I, 1890, 355 (acus). 



Type, Acestra acus Kner. 



Loricariiform ; body narrow, snout slender, prolonged into a long rostrum; 

 dorsal in part over ventrals. 



117. Farlowella hargreavesi sp. nov. (Plate XXXII, fig. 3.) 

 Type, a single specimen, 65 mm. to base of caudal. Locality not given. 

 Head to end of temporal plate 3.75 in the length; its width not quite one-third 

 its length; eye 12 in the head to end of the temporal plate; anterior margin of the 



