io8 DireRor' s Annual Report. 



pectorals are equal to length of head. The ventrals are shorter, 

 1.33 into head. Posterior margins of anal and dorsal form acute 

 angles. Color in spirits: Uniform dark brown; fins all black, ex- 

 cept posterior two-thirds of pectoral which is yellowish white. 

 Iris yellow with inner ring of black. In the young the pecftorals 

 are colorless. Five specimens, 2-7 inches in length, were taken in- 

 side the reef at Agaiia, Guam, June 9, 1900. Hab. Western Pacific, 

 Polynesia, Marianas. 



197. Teuthis triostegus (Unn.). 



Head 3.66 ; depth 2 ; eye 3.66 ; interorbital 3 ; D. ix 22 ; 

 A. Ill 19; V.I 5; P. 15. Scales minute. Body ovate, compressed. 

 Anterior profile curved, most convex over eye. Mouth small with 

 about seven wide lobate incisors on each side. Fins: Dorsal with 

 anterior spines more or less concealed in the .skin. Caudal emar- 

 ginate, the upper lobe slightly the longer. Color in spirits: Yel- 

 lowish white with a wash of green, under surface white. Vertical 

 fins dusky, pecftorals white with yellow wash. Anal has a narrow 

 margin of white. Bod}^ with five black vertical bands abovit as 

 wide as pupil ; first, from top of head through e^^e to branchioste- 

 gals; second, from base of first dorsal spine to base of pe(5torals 

 where it branches, one branch going obliquely forward and down 

 towards the isthmus, the other branch obliquely back and down to 

 about ventrals; third, band from sixth dorsal spine to belly between 

 anus and anal fin; fourth, from first dorsal ray to first anal ray; 

 fifth, from seventh dorsal ray to fifth anal ray. A short black line 

 over top of caudal peduncle, and a black dot on each side below. 

 There is also a black line down the middle of snout. Eight speci- 

 mens. Length 2-6 inches. Guam, May 26, 1900. Hab. Poly- 

 nesia, Marianas. 



198-204. Teuthis lineatus Bl. Hijug. 



Head 4; depth 2; e^e 3-3.50 into head; profile rounded, the 

 snout, however, below the nostrils, is almost straight; D. ix 28; 

 A. Ill 27; P. 17. Scales: About 8 rows between the lateral line 

 and the base of the dorsal. Ground color of the sides and back 

 canary yellow, with seven slightly oblique lines, blue in middle 

 with dark on each side; these lines extend back to root of caudal 

 fin. Lower part of body and belly gra^-ish. A blue line passes 

 down the middle of the forehead to the maxillary where it divides 

 and forms a ring around the mouth; two other blue lines extend 

 down on each side of this mid-line of the forehead; two or more 

 blue lines begin on each side, just in front of the orbit, and curve 

 down the sides of the snout to opercles. Other blue lines pass up 

 and back from the hind edge of orbit to the lines of the body. 

 Teeth flat, with dentate edges, 12 in each jaw. Fins: Ventrals with 

 the longer outer ray blue, inner ones yellowish. Pecftorals bluish. 



