252 MEMOIRS OF THE CARNEGIE MUSEUM 



Four specimens, 53-114 mm. Konawaruk. (C. M. Cat. No. lol2a; I. U. 

 Cat. No. 11940.) 



Twenty specimens, 52-127 mm. Warraputa. (C. M. Cat. No. 1513a-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 + 1 2, 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 verj^ 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 })ast 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; bodj^ 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 c^uite one-third 

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



