GILBERT: FISHES OF THE SUBGENUS LUXILUS


 species; Luxilus chrysocephalus Rafinesque synonymized with Cyprinus
 cornutus Mitchill).
 Minnilus cornutus, Jordan and Swain, 1888:249 misidentificationn; Clear
 Fork of Cumberland River, Kentucky).
 Notropis cornutus, Gilbert, 1884b: 202 misidentificationn; restoration of genus
 name Notropis; East Fork of White River, Indiana).
 ?Cyprinus cornutus, Call, 1896: 15 misidentificationn; Falls of the Ohio, Louis-
 ville, Ky.; possibly refers to another species since Notropis megalops also
 listed).
 Notropis cornutus cornutus, Knapp, 1958: 61 misidentificationn; replaces N.
 cornutus isolepis immediately to north).
 Notropis cornuta, Hubbs, 1955: 10 misidentificationn in part; hybridization
 with N. rubella).
Alburnops plumbeolus Cope, 1864: 282 (original description; type locality Saginaw
 River, Flint, Michigan).
 Hybopsis plumbeolus, Jordan, 1876b: 283 (description; range).
 Minnilus plumbeolus, Jordan and Gilbert, 1883: 192 (description; range).
 Luxilus plumbeolus, Jordan, 1884: 294 (description; range; synonymy).
Hypsilepis frontalis, Cope, 1864: 279 misidentificationn; description; southeastern
 Michigan).
 Hypsilepis cornutus frontalis, Cope, 1867: 159 misidentificationn; description;
 Holston River, Virginia).
 Minnilus cornutus frontalis, Jordan and Gilbert, 1883: 187 misidentificationn;
 description; range).
 Notropis megalops frontalis, Jordan, 1885b: 814 misidentificationn; in list;
 synonymy).
 Notropis cornutus frontalis, Jordan and Evermann, 1896a: 256 (misidentifica-
 tion; range; reference to original description).
Hypsilepis cornutus gibbus Cope, 1867: 158 (original description; type locality
 southeastern Michigan).
 Minnilus cornutus gibbus, Jordan and Gilbert, 1883: 187 (description; range).
Hybopsis lacertosus Cope, 1869a: 280-232 (original description; type locality Bear
 Creek, tributary to Middle Fork of Holston River, Virginia).
 Alburnops lacertosus, Jordan, 1878: 420 (range).
 Hydrophlox lacertosus, Jordan and Brayton, 1878: 64, 84-85 (Holston River,
 Virginia).
 Minnilus lacertosus, Jordan and Gilbert, 1883: 192 (description; headwaters
 of Tennessee River).
 Luxilus lacertosus, Jordan, 1884: 294 (description; range; synonymy).
 Notropis lacertosus, Jordan, 1885b: 814 (range).
 Luxilus cornutus lacertosus, Schrenkeisen, 1938: 129 (headwaters of Tennes-
 see River).
Notropis megalops, Jordan, 1885a: 123 misidentificationn in part; Plargyrus typi-
 cus a synonym).
Notropis cornutus: chrysocephalus X frontalis, Hubbs and Brown, 1929: 36-39 (in
 part; discussion of intergradation; hybridization; records for Ontario).

 TYPE. Rafinesque designated no type specimen for this species.
As N. chrysocephalus has often been confused with N. cornutus, par-


1964