No. 5. 
REPORT UPON FISHES COLLECTED ON THE SURVEY 
BY C. GIRARD, M. D. 
1. DIOPLITES NUECENSIS, Grd.—Trout, or River Bass. 
Gen. Rep. Page 4. 1 
Spec. Char.— Body elongated, sub-fusiform. Head constituting a little less than the third of the entire length. Posterior 
extremity of maxillary extending to a vertical line drawn posteriorly to the orbit. Scales on the cheeks nearly equal in size 
to those on the gill covers. Origin of ventrals posterior to the base of pectorals. Upper regions reddish brown, maculated. A 
lateral dark band. Inferior regions whitish, unicolor. 
396, 401. Rio Blanco, Frio, Seco, and Medina, Leon river, Texas. Dr. C. B. Kennerly. 
2. AMBLOPLITES INTERRUPT US, Grd.—The Perch of the San Franciscans. 
Gen. Rep. 10. Plate II, Figs. 1—4. 
Spec. Char. —Posterior extremity of maxillary reaching a vev ical line drawn back of the pupil. Posterior margin of 
caudal fin sub-emarginated. Origin of anal fin opposite the eleven,h ray of the dorsal. Interrupted dark bands on the sides. 
Two streaks diverging from the eye—one running towards the opercular spot, the other obliquely downwards. 
280. San Francisco, California. Dr. C. B. Kennerly. 
3. CALLIURUS MELANOPS, Grd. 
Gen. Rep. 11. Plate III. 
Spec. Char. —Mouth very large; cleft directly obliquely upwards. Posterior extremity of maxillary extending to a vertical 
line drawn posteriorly to the orbit. Eye large. Insertion of ventrals situated opposite the base of the pectorals, a little iu 
advance of the origin of the dorsal; their tips not extending to the vent. Seales very large. Ground color reddish brown 
with a blackish spot upon the centre of each scale. A black patch at the upper and posterior margin of the opercle. Soft 
portion of dorsal and anal spotted at their base. 
281. Leon river, Texas.—373. Rio Medina, Texas. Dr. C. B. Kennerly. 
4. CALLIURUS DIA PH ANUS, Grd. 
Gen. Rep. 13. Plate IV, Figs. 1—4. 
Spec. Char. —Mouth large; gape oblique upwards. Posterior extremity of maxillary extending to a vertical line drawn in 
advance of the pupil. Eye large. Insertion of ventrals situated posteriorly to the base of pectorals, and the origin of the 
dorsal; their tips overlapping the vent. Scales large. Greyish olive above; yellowish or whitish beneath. Soft portion of 
dorsal and anal fins provided with a black spot. 
374. Rio Blanco, Texas. Dr. C. B. Kennerly. 
5. CALLIURUS FORMOSUS, Gr d . 
Gen. Rep. 14. Plate V, Figs. 1—4. 
Spec. Char.— Mouth large; gape oblique upwards. Posterior extremity of maxillary extending to a vertical line passing 
beyond the middle of the pupil. Eye moderate. Insertion of ventrals situated under the base of pectorals and a little poste 
1 This reference is to the General Report on Fishes, (Part IV,) in the present volume. 
