126 
pterygoids with 2—3 teeth. No scales. Luminous organs: a 
small, black suborbital, two operculars, the dorsal one below 
the level of the eye, the ventral “one on ithe level ofiic 
lower base of the pectorals, g—10 between the branchiostegals. 
On each side of the body 13 in a ventral series between 
isthmus and ventrals, 4 between ventrals and anal of which 
the 2 anterior ones are approximated, the second above the 
anus. 13 between origin of anal and caudal. 7 in a lateral 
series between operculum and vertical through ventrals, the 
first of which higher up, outside the series. Whitish with 
black markings on cheek and back. A pair of elongate spots 
on the occiput, diverging from the nape toward the eyes. A 
series of spots in the middle of the tail. Two transverse 
streaks at the base of the caudal. Short oblique streaks be- 
tween the bases of the dorsal and anal rays. Length 45 mm. 
Habitat: Bali Sea (1310 M.)!; Macassar straits (450 M.)!; 
Banda Sea (1000—2081 M.)!; Molucco passage (1500 M.)!; 
Manipa straits (1536 M.)!; Halmahera Sea (1000 M.)!; Timor 
Sea (421 M.)!. — Indic, S. 2°.30'. East Atlantic between 
46°.31' N. and Cape of Good Hope; Gulf of Panama. 
2. Cyclothone microdon (Gthr.). 
Gonostoma microdon Giinther, Ann. Mag. Nat. Hist. (5). II. 1878, p. 188. 
Cyclothone lusca Goode & Bean, Bull. Mus. Comp. Zool. X. 1883, p. 221. 
Neostoma quadrioculatum Vaillant, Exp. Scient. Travailleur & Talisman, Poissons, 
1888, p. 99. 
Cyclothone microdon Goode & Bean, Oceanic Ichthyology, 1896, p. 99. 
Gonostoma microdon Alcock, Ann. Mag. Nat. Hist. (6). IV. 189$8—1899, p. 399. 
Cyclothone microdon Alcock, Descript. Catal. Indian Deep Sea Fishes, 1899, p. 141. 
Cyclothone microdon Brauer, Deutsche Tiefsee-Exp. Tiefseefische, 1906, p. 82. 
Cyclothone microdon Max Weber, Siboga-Exp. Fische, 1913, p. 18. 
Fig. 46. Cyclothone microdon (Gthr.). 
B. 12—13; D. 12—14;.A. 1721; P. 9—10; V. 6. 
Height 8, head 5; eye 10—12, half as long as snout and 
interorbital space. Front slightly concave, laterally bordered 
