39 FISHES OF SINALOA. 411 
the head; shortest caudal ray 2% in longest. Pectorals 
not reaching ventrals, 134 in head. Both anal and dorsal 
fins preceded by a rudimentary spine, not half length of 
first true ray. 
Color translucent, with a distinct broad silvery stripe as 
wide as the eye, growing more diffuse at lower anterior 
edge, narrowing on caudal peduncle, and becoming fan- 
shaped on the base of caudal. ‘Tip of snout black; a 
distinct median band of black specks extending from tip 
of snout to base of caudal. No distinct black markings 
on fins. 
Length, 3 inches. Type, No. 2941, L.S. Jr. Univ. Mus. 
Found in the Astillero at Mazatlan, not very abundant. 
Named for Mr. Norman Bishop Scofield, a member of 
the Hopkins expedition to Sinaloa. 
50. Anchovia* macrolepidota (Kner & Steindachner). 
Originally described from the neighborhood of Panama; 
recorded by Dr. Gilbert from the Bay of Mazatlan, but 
not seen by us there; apparently rare. 
Family SYNODONTID. 
51. Synodus scituliceps Jordan & Gilbert. CAIMAN. 
Not very common, on sandy bottoms in the Bay, where 
the species was originally found by Dr. Gilbert; also 
recorded from Panama. 
Color brown, with markings of pale bluish green. No 
yellow anywhere. 
52. Synodus jenkinsi Jordan & Bollman. 
Not rare, occurring in deeper water than the preceding 
and reaching a much larger size. The two species are 
very closely related, but seem to be distinct. In Synodus 

* Anchovia (Jordan & Evermann, Fishes of North America), is a new 
generic name applied to this species, distinguished from Stolephorus by its 
robust form and the absence of teeth in the adult. 
