126. MALTHID^. 
849 
4T2.— HIIIIAI^TOLOPIIUS Reiuliardt. 
{Corynoloplms Gill.) 
(Reinhardt, Dausk. Vidensk. Selsk. Nat. 1837, 74: type Rimantoloplms groonlandicm 
Reinhardt.) 
Body and head oval, compressed. Skin more or less prickly. Mouth 
moderate, the cleft oblique, the joint of the mandible below the eyes. 
Gills in pi pairs j gill-arches armed with dentigerous tubercles. Spin- 
ous dorsal represented only by a single long rostral spine, the basal 
element of which is procumbent and subcutaneous. Greenlaud. (?/ 7 .dc, 
a thong; /loyo?, tuft.) 
1310. H. gfi'cenlaiKlicus Reinh. 
Body oblong-oval. Cephalic ray provided with about 11 tentacles. 
Depth 2^. D. 1-9; P. 12. Greenland. {GUI.) 
(Reinhardt, 1. c. 74; Gill, Proc. U. S. Nat. Mus. 1878, 218.) 
1311. H. reiaaBiardti Liitken. 
Body short-oval. Cephalic ray § length of head, with about 8 ten- 
tacles. Skin sparsely covered with thorn-like prickles. Depth 1^. 
D. I-o; P. 17. Greenland. {GUI.) 
(Ltitken, Kong. Dansk. Vidensk. Selsk. 1878, 321: Cort/nolophus reinhardti Gill, 1. c. 
219.) 
Family CXXVI. — MALTHID.^. 
{The Bat-fishes.) 
Ilead very broad and depressed, the snout more or less elevated, the 
trunk short and slender. Mouth not large, subtermiual or inferior, the 
lower jaw included; teeth villiform or cardiform. Gill-openings t'ery 
small, above and behind^the axils of the pectoral fins. Body and head 
covered with bony tubercles or spines. Spinous dorsal reduced to a 
small rostral tentacle, which is retractile into a cavity under a promi- 
nent process on the forehead; in one genus the rostral tentacle is ob- 
solete; soft dorsal and anal tins small and short; veutrals well devel- 
oped; pectoral tin well developed, its base strongly angled, with long 
pseudobrachia and 3 actinosts. Bran chi ostegals 5; no pseudobranchiae. 
Genera 3; species about 10; chietlj^ American. 
{1‘ediculati part; genera MaJthe and Halieuta'a Giinther, iii, 2^0-205.) 
a. Snout produced ; teeth on jaws, vomer, and palatines; mouth small. 
b. Rostral tentacle present Malthe, 473. 
aa. *Snout ol)tnse; disk orbicular. 
c. Month small; rostral tentacle obsolete; teeth on vomer and palatines. 
Halieuticiithys, 474. 
cc. Mouth wide; rostral tentacle present ; no teeth on vomer or palatines. 
IlALiEUxaiA, 475. 
Bull. Nat. Mus. No. IG 51 
