348 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY — IV. 
inliabit the West Indies, IMexico, and South America. (-outAoc, varie- 
gated.) 
• Braucliiostegals 5. (rcccilia.) 
56§. I*. (Giranl) .Tor. it Gilb. 
Body short, back convex; head small; scales very large. Brownish, 
each scale with a large brown si)ot; an obscure black lateral band; fins 
plain, except the dorsal, Avhich has a few black spots. Head 4. 1). 9 ; 
A. 0. J^uevo Leon, Mexico. {Girard.) 
{Linda coucldana Gnl. Proc. Acad. Nat. Sci. PhLla. 1859, 116: Poccilia couchii Gunther, 
vi, 347.) 
161.— C51KAUDIRJUS Poey.* 
(Poey, Mem. Cuba, i, 383, 1851 : tj'pe Girardinus mctalliciis Poey, from Cuba.) 
Body moderately slender ; month small ; mandible very short, its 
bones not nnited; snout short; both jaws with a single series of slen- 
der, movable, pointed teeth ; scales rather large ; anal fin more or less 
in advance of dorsal, in the male modified into an intromittent organ ; 
intestinal canal elongate; mud eating. Very small fishes, the smallest 
* PLATYl'CECILUS Gunther. 
(Giinther, Cat. Fishes Brit. Mus. vi, 3.50, 1866: type Platypoccihis maeuJatuH Gunther.) 
Small fishes allied to Girardinus, but with the origin of the anal fin behind that of 
the dorsal. Mexico. broad; tzoihiXo?, Poecilu8=Poecilia.) 
P. maculatus Gthr. 
Body much compressed and elevated. Caudal peduncle short and deep. Olivaceous, 
a roundish black spot on middle of root of caudal ; a black spot on middle of side of 
body ; dorsal often spotted with black ; margins of anal and caudal black. Head 3J ; 
depth U. 10; A. 9; scales 25-8. L. 1^ inches. Mexico. {Gunther.) 
(Giinther, vi, 350.) 
GOODEA Jordan. 
(Jordan, Proc. U. S. Nat. Mus. 1879, 299 : type Goodea atripinnis Jor.) 
Form of Fandulus, but with the intestinal can.al elongate, the dentary bones loosely 
joined, and the teeth slender, movable, tricuspid, attached in a single series on the 
outer edge of the jaws, not closely sot. Fins small, the dorsal and anal similar, the 
dorsal slightly in advance of anal. No spines. Scales moderate. Limnophagous. 
Sexual changes, if any, unknown. Mexico. (Dedicated to G. Brown Goode.) 
G. atripinnis Jordan. 
Bluish above; sides nearly plain ; a silvery streak along each row of scales. 
Vertical fins chielly black, especially on the distal half. Body oblong, compressed, 
the b.ack nearly straight, the caudal peduncle deep. Head short, broad, depressed. 
Month small. Lower jaw projecting. Teeth loosely inserted, not close together. Eye 
3^ in head, a little more than half the width of the interorbital space. Humeral 
scale somewhat enlarged. Fins small. Dorsal slightly in advance of anal. Caudal 
small. Head 4; depth 4. D. 12; A. 13; L.at. 1. 38; L. transv. 13. L. 4 inches. 
Guanajuato, Mexico. From a salt lake in a volcanic basin. 
(Jordan, Proc. U. S. Nat. Mus. 1879, 299.) 
