729 
108 (a) . AGONID^ PODOTHECUS. 
anal similar to soft dorsal; ventral I, 2; plates without spines or keels; 
no spiues on head. Gill-membranes broadly united to the isthmus. 
North Pacific. [iSoOpo^^ a cavity; aywvoi;^ Agouus.) 
1117. B. swa.ni (Steindacliner) Gill. 
Clear yellowish ; a blackish cross-bar downwards and forwards from 
base of first dorsal; another between the dorsals, and a third behind 
dorsal and anal ; a dusky bar across interorbital space and through eye ; 
fins all mottled or barred. Nuchal pit broader than long, the plates be- 
hind sending three processes into it; top of head with two broad par- 
allel ridges, the space between them transversely concave; preopercular 
margin denticulated ; breast with large plates, similar to those on sides 
of body. Head 3^; depth 3^. D. III-5; A. 5; P. 12; C. 12; V. I, 2; 
Lat. 1. 32. Puget’s Sound; one specimen known. {Steindacliner.) 
{Hypsagonus swanii Steindacliner, Ichtli. Beitriige, v, 144, 1876.) 
3§6.— OBONTOPYXIS Lockington. 
(Lockington, Proc. TT. S. Xat. Mus. ii, 328, 1879: type Odontojryxis trispinosus Lock.) 
The genus differs from Podothecus chiefly in the presence of vomerine 
teeth. The body is very slender^ and the fins few-rayed. {odwv^ tooth ; 
box.) 
1118. O. trispinosus Lock. 
Olivaceous, with six or seven darker bands; fins with dark blotches. 
A sharp, rather long, movable spine upon the tip of the snout, its tri- 
angular base projecting beyond the jaws; behind this a pair of recurved, 
fixed spiues; supraorbital ridge prominent, ending in a backward- 
directed spine; maxillary with two minute barbels; isthmus broad; 
eye very large; forehead strongly convex, longitudinally transversely 
strongly concave; a deep nuchal cavity divided by a longitudinal ridge; 
preorbital with a spine directed backward; eye large; a circlet of hori- 
zontal spines at base of caudal. Head 5^ in total length; depth 10 to 
12; eye 3f in head. D. IV-6; A. C; V. I, 2; P. 14; C. 11; Lat. 1. 36. 
L. 3 inches. Pacific Coast from San Francisco to Santa Barbara. 
{Odontopyxis trispinosus Lockington, Proc. U. S. Nat. Mus. ii, 328, 1879.) 
387.— POBOTIIECIJS Gill. 
{Paragotms Gill.) 
(Gill, Proc. Nat. Sci. Phila. 1861, 259: type Podothecus peristethus Gi\l= Agonus adpen- 
serinus Tiles.) 
Body elongate, fusiform; head long, compressed, armed above; snout 
protruding much beyond the small, inferior, U-shaped mouth; teeth 
