204 
BULLETIN OF THE UNITED STATES FISH COMMISSION. 
31. Teuthis hepatus (L.). 
A single iudivifUial, measuring 5J-o inches, catalogue No. 37120, was seined Jan- 
uary 29. 
32. Chaetodon striatus L. 
A single specimen of this beautiful species, measuring inches, catalogue No. 
37062, was taken in a tide-pool January 28. 
33. Trachurops crumenophthalmus (Bloch). 
A small uumber of this species, catalogue No. 37081, was seined on the 24th of 
January. These varied in length from 9 to 10^ inches. 
34. Caranx ruber (Bloch). 
Numerous young specimens, catalogue Nos. 37107 and 37108, were seined on the 
27th and 29th of January. D. — , 1, 28; A. 1, 22 ; scutes 29. 
35. Trachynotiis glaucus (Bloch). 
A single example, 12 inches long, was taken in the seine, January 27, near the 
harbor lagoon. This specimen has four evident bands on the sides and a faint trace 
of a fifth. D. VI, I, 20; A. II, I, 16; P. 16. 
The height of the body is one-half of the length to the end of the scales. The 
least height of the caudal peduncle equals the distance from the tip of the snout 
to the middle of the eye, and is slightly more than one-third of the length of the 
head. The length of the maxilla is contained two and two-thirds times in the length 
of the head, and eleven times in the distance from the snout to the end of the middle 
caudal rays. The eye is about three-elevenths as long as the head. The anterior rays 
of the dorsal and anal reach somewhat beyond the middle of the caudal. 
36. Trachynotus goreensis C. & V. 
Three young individuals. No. 37102, were seined, January 27, near the harbor 
lagoon. The smallest is If inches and the largest 3f inches long. D. VI, 1, 19 ; A. II, 
I, 17. 
37. Pempheris iniilleri Poey. (PI. 29, fig. 3.) 
Numerous examples taken in seine January 27, catalogue No. 37111. These varied 
in length from 1 to If inches. D. V, 8-9 ; A. Ill, 31 ; V. I, 5 ; scales 52. 
38. Hypeneus maculatus (Bloch). 
A single specimen, catalogue No. 37104, was seined January 27. Length 4f inches. 
D. VIII, I, 8 ; A. I, 6 ; scales 2-30-5. 
39. Ocyurus chrysurus (Bloch). 
Four specimens were caught January 22 with hooks from the vessel ; only one of 
these. No. 37113, was preserved. This species is excellent for food. In our seining at 
Cozumel we found no young examples, but at Key West, earlier in the same month, 
they were very common. 
40. Haemulon arcuatum C. & V. 
Eight specimeus, catalogue No. 37088, were seined January 27. They varied in 
length from 5 to 6 inches, and some of them were infested with an A5ga-like parasite. 
