NO. 1482. ARGENTINA FISHES—EYERM ANN AND KENDALL. 73 



Teeth in 47 series above and 45 below; in upper jaw 7 rows at each 

 end are flat, the rest sharp; rows at each end of lower jaw are flat, 

 the remainder sharp; all the sharp teeth hooked inward; margin nearly 

 straight from tip of snout to about opposite anterior margin of eye, 

 then abruptly curving outward as the anterior margin of the pectoral; 

 pectoral rounded, the exsertion of the rays giving it a crenulate margin 

 and for the same cause the ventrals being crenate; dorsal moderately 

 high, the second deeply notched near the tip of the tail, each with a thick 

 cartilaginous ray; a series of strong spines from the middle of back to 

 tirst dorsal and one spine between the dorsals; no other large spines; 

 about 4 rows of small hooked spines near the edge on the widest part 

 of each pectoral; whole anterior margin of pectoral nearly to tip of 

 snout with a broad band of prickles; a band of small prickles from 

 base of snout on the translucent area, between the eyes and whole 

 length of back nearly to tip of tail. Color in spirits, brownish above 

 with streaks and cloud}" efi'ects of darker, as if soiled. 



Description of female: Length of disk 2 in total length; width of 

 disk about 1.81; snout about 2.27 in length of disk; interorbital about 

 4.35 in snout; eye 3.85 in interorbital; teeth 42 rows in each jaw; 

 about 6 rows in the upper jaw and 8 in the lower at each end are flat; 

 the remainder pointed on an expanded base. 



Body of same general shape, and spines arranged about the same as 

 in the male. Below there is a dense patch of prickles over the whole 

 area between the rows of gill-openings; a large irregularl}^ arranged 

 patch on each pectoral base opposite and posterior to gill-openings; 

 anterior concave margins of pectorals prickl}^ as in male, and others 

 about the same. 



This description from a male 20.12 inches long and a female 21 

 inches long, both from Buenos Aires. A third female 22 inches long- 

 has the teeth in 48 rows in upper jaw and 50 in the lower. 



Family CALLORHYNCHID^E. 



8. CALLORHYNCHUS CALLORYNCHUS (Linnaeus). 

 GALLO. 



ChimR'ra caUorynchus Linnjeus, Syst. Nat., 10th ed., 1758, p. 236, "Habitat in 



Marl ^thiopico." 

 Callorhijnchus callorhynchus, Berg, Anal. Mus. Nac. Buenos Aires, IV (2d ser., 



1), 1895, p. 18 (Santa Cruz; Mar del Plata; Montevideo; Rio de la Plata). 



Berg says that this species is not rare in the waters of the Atlantic 

 coast from Bahia de Santa Cruz to Montevideo; the usual length 70 to 

 80 cm., but individuals of 1 m. are ver}^ rare. 



We have one specimen something over 77 cm. (30.5 inches) total 

 length. 



