LIST OF PLATES. 
387 
Figs. 5—8.—Morrhua proxima, Gird.—p. 142. 
Plate XL& .-Psettichthys sordidus, Grd.— p. 155. 
Plate XLI.-Figs. 1—3.—Pimelodus olivaceus, Grd.—p. 211. 
Figs. 4—6.—Pimelodus catulus, Grd.—p. 208. 
Plate XL1I.-Pimelodus olivaceus, Grd.—p. 211. 
Plate XLIII.- (This plate is to be suppressed.) 
Plate XLIY.-Pimelodus ailurus, Grd.—p. 210. 
Plate XLY.-Figs. 1—4.—Mylocheilus fraterculu;, Grd.—p. 214. 
Figs. 5—8.—Mylocheilus lateralis, Agass.—p. 215. 
Plate XLYI.-—-Figs. 1—4.—Mylocheilus caurinus, Grd.—p. 213. 
Figs. 5—8.—Mylopharodon conoceplialus, Grd.—p. 216. 
Plate XLVII.—-Mylopharodon robustus, Ayres. 1 —p. 216. 
Plate XLV1II.-Figs. 1—4.—Carpiodes damalis, Grd.—p. 218. 
Figs. 5—9.—Moxostoma claviformis, Grd.—p. 219. 
Plate XLIX.-Figs. 1—4.—Ptychostomus haydeni, Grd^—p. 220. 
Figs. 5—9.— Acomus griseus, Grd.—p. 222. 
Plate L.-Acomus lactarius, Grd.—p. 223. 
Plate LI.-Catostomus sucklii, Grd.—p. 226. 
Plate LII.-Figs. 1—5.—Ilyborhynchus puniceus, Grd.—p. 232. 
Figs. 6—10.—Dionda grisea, Grd.—p. 230. 
Figs. 11—15.—Iiyborhynchus puniceus, Grd.—p. 232. 
Figs. 16—20.—Hyborhynchus perspicuus, Grd.—p. 231. 
Figs. 21—25.—Dionda plumbea, Grd.—p. 228. 
Figs. 26—30.—Dionda spadicea, Grd.—p. 229. 
Plate LIII.-Figs. 1—4.—Orthodon microlepidotus, Grd.—p. 237. 
Figs. 5—8.—Hybognathus argyritis, Grd.—p. 235. 
Plate LI -Figs. 1—4.—Lavinia exilicauda, B. & G.—p. 241. 
Figs. 5—8.—Argyreus dulcis, Grd.—p. 243. 
Plate LY.-Pogonichthys communis, Grd.— p. 247. 
Plate LVI. — -Figs. 1 — 4. —Pogonichthys inaequilobus, B. & G.— p. 245. 
Figs. 5—8.—Exoglossum mirabile, Grd.—p. 256. 
Plate LYII.-— -Figs. 1—4.—Alburnops shumardi, Grd.—p. 261. 
Figs. 5—8.—Alburnops illecebrosus, Grd.—p. 262. 
Figs. 9—12.—Alburnellus dilectus, Grd.—p. 259. 
Figs. 13—16.—Alburnops blennius, Grd.—p. 261. 
Figs. 17—21.—Gobio aestivalis, (Jrd.®—p. 248. 
Plate LYIII.-Figs. 1—5.—Cvprinella umbrosa, Grd.—p. 266. 
Figs. 6—10. 3 —Cyprinella whipplii, Grd.—p. 270. 
Figs. 11—15. 4 —Moniana pulchella, Grd.—p. 275. 
Figs. 16—20.—Cyprinella notata, Grd.—p. 269. 
Figs. 21—25.—Cyprinella lepida, Grd.—p. 268, 
1 By error: Mylopharodon robustus, Agass. 
2 This species is described in the Keport of the United States and Mexican Boundary Qcjinmission, in the accompanying 
plates of which Gobio gelulus of the present report is figured. 
3 By error : figs. 5—8. 
4 By error: figs. 9—15. 
