666 Bulletin 4J, United States National Museum. 



Adinia. Females larger than males ; both sexes plump. Color in life : 

 Males olive, with bluish reflections ; edges of the scales darker ; dorsal 

 dusky orange, with a large black spot at the base in front, ocellated 

 ■with orange; caudal orange yellow, tipped with black; ventrals and 

 anal orange red, tipped with dusky ; pectorals translucent. Females 

 with the fins pale olive, without black spot or edgings. Length 1^ to 2 

 inches. Atlantic Coast from Connecticut to Key West; very common 

 at Key West, in shallow waters and tide pools close to the shore, especially 

 where fresh waters soak in the sea ; here described from Key West speci- 

 mens ; equally abundant about the mouth of the Potomac in brackish 

 ponds and tide ditches. (H. M. Smith.) {parvus, small.) 



CyprinodoH paritis, Baird <t Girard, Ninth Smiths. Keport, 1854 (1855), 345, Greenport, 



Long Island; (Coll. Baird); Gunther, Cat., vi, 307, 186G. 

 T.Hcania parva, Jordan & Gilbert, Synopsis, 893, 1883; Jordan, Proc. U. S. Nat. Miis., 1884, 



109; Hugh M. Smith, Bull. U. S. Fish Comm., x, 1890, G8. 



304. GIRARDINICHTHYS, Bleeker. 



GirardinichOiyK, Bleeker, Cyprin., 481, 1860, {iunominatua). 

 Limnunjiix, Gvnther, Cat., vi, 309, 1800, {rariegatus). 



Body stout. Mouth small, its cleft nearly vertical ; the upper jaw very 

 protractile. Teeth small, pointed, in a single series in each jaw. Scales 

 rather small. Dorsal and anal fins long, each with 20 or more rays, nearly 

 opposite each other ; anal fin not modified in the male. Intestinal canal 

 short, about as long as bodj-. Gill membranes partly united, free from 

 isthmus. Very small fishes, diifering from Lucania in the long dorsal and 

 anal. Mexico. (Girardiyius; Ix^i-'C, fish; named for Dr. Charles Girard, 

 1822-1895, who studied the fishes of the Mexican Boundary Survey.) 



979. (JIRARDINICHTHIS IXNOMINATIS. Bkeker. 



Head 4; depth 3J; eye 5 in head, 2 in interorbital width. D. 20; 

 A. 22 ; scales 44. Head thick, the snout obtuse, the mandible being 

 directed vertically upward ; neck arched, so that the upper profile of the 

 head is concave. Origin of dorsal midway between occiput and base 

 of caudal. Olivaceous, with irregular dark-brown cross bands, which 

 are sometimes confluent. Sexes similar. Length 21 inches. Vicinity 

 of City of Mexico ; not rare. Our specimens collected by Mr. Amos W. 

 Butler, (hinominatus, unnamed, Girard having omitted to attach a specific 

 name when describing the species.) 



Lucania, sp., Giuard, Proc. Ac. Nat. Sci. Phila., 1859, 118, City of Mexico. 

 GirardmicMlnjs JMnommafHs, BleekSr, Cyprin., 484, 1800, .after Girard; JdRDAN & Gilbert, 



Synopsis, 343, 1883. 

 Limmtrgn) varicgaltis, Gunther, Cat., vi, 309, 186C; after Girard; the name given by Bleeker 



being regarded as barbarous. 



305. EMPETRICHTHYS, Gilbert. 



Empetrichthys, Gilbert, Death Valley Exped., Fishes, 233, 1893, {merriami). 



Body rather elongate, the form approaching that of Fundnlus. Intes- 

 tine short, li times length of body. Teeth conic, fixed, in each jaw 

 arranged in a band consisting of two or three rows, the outer series 



