— 540 — 



Pseuilotociiîclus intermcílius new espécies. 



Type collected at Garnpo Grande, perto de S, 

 Paulo, Jan. 1909, by H. Luederwaldt ; No. 7.177 

 American Museum of Natural ÍIistor3^ Length to 

 base of caudal 60 mm.; head (to end of temporal ) 

 contained 3.2 times in this measure ; depth 6.2 ; 

 snout 2.1 in head; eye 8 ; interorbital 2*6 ; breadth 

 of head 1.3; its depth 2; first dorsal ray 1.5; 

 pectoral spine 1.7; ventral 2; depth of penducle 

 4.5; base of dorsal 2.5; mandibular ranus 1.9 in 

 interorbital ; 27 scutes in a longitudinal series. Dor- 

 sal with 8 rays, anal with 6. Dorsal origin nearer 

 snout than caudal by a distance about equal to its 

 base, No adipose. No barbel. Pectoral reaching 

 base of ventral which reaches 2/3 distance to anal. 

 Interorbital flat, the orbital rims raised. Tail re 

 gion slender, tapering, rect;^ngular, decidedly com- 

 pressed at base of caudal, from the axil of anal to 

 base of caudal 1.2 ti.nes the head, belly covered 

 Avith small granular scales. Temporal and supraoc- 

 cipital plates slightly keeled. The lower rows of 

 scutes from the origin of the anal and upper from 

 the origin of the dorsal keeled so as to make the 

 tail rectangular ; intermediate rows slightly keeled 

 anteriorly. Supraoccipital bordered posteriorly by a 

 single large scute and one or tAvo small ones laterally 

 in the angle where it meets the tcnporal. The 

 color is not well preserved, — there are indications 

 of dark bands across the back posteriorly and dark 

 marking on the fins. 



Besides the type the collection contains a spe- 

 cimen of this fish 47 mm. long from Os Periis 

 ( State of São Paulo) 1896, and a third of 48 mm. 

 from Alto da Serra, São Paulo, 1895. 



