256 PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 
CHAULIODONTIDZ. 
SIGMOPS. 
Chauliodontids without scales or pseudobranchiz, with an elongated 
claviform body, a short dorsal and long anal, commencing opposite to 
oat other, and with moderately elongated teeth, alternating with sev- 
eral short ones, in arow along the supramaxillaries as well as intermax. 
illaries and mandible. 
Sigmops stigmaticus. 
The only species of the genus; its distinct inferior pearly spots, 
arranged in two rows on each side of the abdomen, are well marked, 
and the upper have wax-like guttiform spots connected with them below; 
there is also a broad longitudinal silvery band or sheen. 
N. M. No. Station. Lat. Long. Fathoms. |Specimens. 
° U " ° / ut 
RON ee ale ait ole alata al alll ra ie eres e tones i 2039 | 388 19 26) 68 20 20 2, 361 1 
STOMIATID A. 
HYPERCHORISTUS. 
Stomiatids with a robust claviform body, naked skin, teeth on the 
jaws nearly uniserial, but in several groups of which the successive 
teeth (about 4) rapidly increase in size backwards, and teeth on the 
palate enlarged, one on each side of the vomer and several on the pala- 
tines; moderate dorsals obliquely opposed, forked caudal, and pectorals 
each with a separate and specialized uppermost ray. 
Hyperchoristus Tanneri. 
A black fish with formidable teeth, which was so lively when brought 
to the surface that it twisted itself round in its attempt to bite the com- 
mander of the vessel, Captain Tanner. 
N. M. No. | Station. Lat. Long. | Fathoms. | Specimens. 
: | 
o ‘ “ ie} / a“ 
DOAAS ea easaic'nin ea ecitsnieeninespietde.es ainsi 2083 | 40 26 40/66 58 00 956 1 
ALEPOCEPHALIDZ. 
Alepocephalus productus. 
This species agrees closely with A. Agassizii, but the eye is consider- 
ably smaller, its diameter equaling less than a quarter of the head’s 
