i1o 
Synopsis of the species. 
I. 23—26 luminous organs between ventrals and anal . . Ch. sloani p. 110. 
II, 20—21 luminous organs between ventrals and anal . . Ch. pammedlas p. 110. 
I. Chauliodus sloani Bl. Schn. 
Chauliodus sloani Bloch, Schneider, Syst. Ichth. 1801, p. 430. 
Chauliodus sloanii Alcock, Descript. Catal. Indian Deep-sea Fishes 1899, p. 144. 
Chauliodus sloanei Brauer, Tiefseefische 1906, p. 40, (see syn.). 
Chauliodus sloanei Zugmayer, Camp. Sc. Monaco, XXXV. Poissons, 1911, p. 63. 
Chauliodus sloani Max Weber, Siboga-Exp. Fische 1913, p. 12. 
Fig. 38. Chauliodus sloani Bl. Schn. 
B.. 16—20);-)._.6; A. 12 )P.92—i4 Vi 7 I 56 one 
Height 7—8, head 6—7*/,, Eye about 3'/, (0), 47/;—4°/4 
(2), accordingly the snout is equal to or twice the eye. Double 
orbital organ below the eye, exteriorly conspicuous as a black 
spot. Suborbital large organ revolving, near border of jaw. 
A series of small organs on the superior and inferior orbital 
margin, besides other ones on upper jaw and base of barbel. 
I9—21 luminous organs between isthmus and pectorals, 23—26 
between ventrals and anal, 10o—11 between anal and caudal. 
Length 235 mm. 
Habitat: Flores sea (1600 m.)!; Banda sea (2000 m.)!; 
Timor sea (421 m.)!; West of Sumatra (594 m.). — Circum- 
tropical, bathypelagic. 
2. Chauliodus pammelas Alc. 
Chauliodus pammelas Alcock, Ann. Mag. Nat. Hist. 1892, p. 355. 
Chauliodus pammelas Alcock, Descr. Cat. Indian Deep-Sea Fishes, 1899, p. 145. 
Chauliodus pammelas Brauer, Deutsche Tiefsee-Exp. Tiefseefische, 1906, p. 42. 
Chauliodus pammelas Max Weber, Siboga-Exp. Fische, 1913, p. 13. 
