JOED AN ON FISHES OF DAKOTA AND MONTANA. 779 



Ictalurus inmctatus Jordan (1876), Manual of Vertebrates, 300. 



Ictalurus imnctatus Jokdan & Copeland (1876), Check List iu Bull. Buff. Soc. 

 Nat. Hist. 159. 



Ictalurus punciatus Jordan (1877), Anuals Lye. Nat. Hist. N. Y. 350. 



Ictalurus punctalus Nelson (1876), Bull. Ills. Mus. Nat. Hist. 50. 



Ichthoelurus louncialus Jordan (1877), Bull. U. S. Nat. Mus. ix, 38. 



Ichthwlurus punctatus Jordan (1877), Bull. U. S. Nat. Mus. x, 76. 



Ichllmlurus imnctatus Jordan (1878), Man. Vert. ed. 2cl, 328. 



Icliihcelurus punctatus Jordan (1878), Bull. Hayden's Geog. Geol. Surv. Terr. 415. 

 1819 — Pimelodus caudafurcatus Le Sueur, Memoires du Museum, v, 152. 



Amiurus caudafurcatus GtJNTHER (1864), Catalogue of Fishes, v, 102. 

 1820 — Silurus maculatus Raf., Quarterly Journal of Science, Literature, and Arts, Lon- 

 don, 48 (et var. erythroptera, 49). 



Pimelodus (Ictalurus) maculatus Eaf. (1820), Ichthyologia Ohiensis, 62. 

 1820 — Silurus pallidus Rap., Quart. Jouru. Sci. Lit. Arts, London, 49 (et vars. marginatus, 

 lateralis, leucoptera). 



Pimelodus pallidus Raf. (1820), Ich. Oh. 63. 



Pimelodus pallidus Kirtland (1838), Report Zool. Ohio, 169, 194. 

 1820 — Silu7-us cerulescens Raf., Quart. Journ. Sci. Lit. Arts, London, 49 (et var. mela- 

 nurus). 



Pimelodus cerulescens Raf. (1820), Ich. Ohiensis, 63. 



Pimelodus cerulescens Kirtland (1838), Eept. Zool. Ohio, 169, 194; (1846), Bost. 

 Journ. Nat. Hist, iv, 332. 



Pimelodus cerulescens Stoker (1846), Synopsis Fishes N. A. in Mem. Nat. Acad. 

 Sci. 405. 



Ictalurus ccerulescens Gill (1862), Proc. Bost. Soc. Nat. Hist. 43. 



Ictalurus ccerulescens CoT?^ (1865), Proc. Acad. Nat. Sci. Phila. 85; (1870), Proc. 

 Am. Philos. Soc. 489. 



Ictalurus ccerulescens Jordan (1874), Ind. Geol. Survey, 222. 



Ictalurus ccerulescens Gill (1876), Ich. Capt. Simpson's Exped. 417. 



Ichthcehirus ccerulescens Cope (1869), Journ. Acad. Nat. Sci. 237. 

 1820 — Silurus argeniinus Raf., Quart. Journ. Sci. Lit. Arts, London, 50. 

 1820 — Pimelodus argyrus Raf., Ichthyologia Ohiensis, 64. 

 1840 — Pimelodus furcifer Cuv. &. Val., Hist. Nat. des Poiss. xv, 139. 



Pimelodus furcifer " Hyrtl (1859), Denkschr. Akad. Wiss. Wien, 16". 



Pimelodus furcifer " Kner, Sitzgsber. Akad. Wiss. Wien, xxvi, 421 ". 



Ictalurus furcifer Gill (1852), Proc. Bost. Soc. Nat. Hist. 43. 



Ictalurus furcifer Jordan (1876), Manual Vert. 300. 

 1852 — Pimelodus gracilis Hough, Fifth Ann. Rept. Reg. Univ. Condition State Cabinet 

 Nat. Hist. Albany, 26. 



Synecltoglanis gracilis Gill (1859), Trans. Lye. Nat. Hist. 3 (reprint). 



Ictalurus gracilis Gill (1862), Proc. Bost. Soc. Nat. Hist. 43. 



Ictalurus gracilis Cope (1885), Proc. Acad. Nat. Sci. Phila. 85. 



Ictalurus gracilis Jordan (1876), Man. Vert. 300. 



Ictalurus gracilis Jordan & Copeland (1876), Check List, 159. 

 1858 — Pimelodus vulpes Girard, Proc. Acad. Nat. Sci. Phila. 170; (1859), U. S. and Mex. 

 Bound. Surv. 33. 



Ictalurus vulpes Gill (1862), Proc. Bost. Soc. Nat. Hist. 43. 



Ictalurus vulpes Jordan & Copeland (1876), Check List, 159. 

 1858 — Pimelodus oUvaceus Girard, Pac. R. R. Survey, x, 211. 



Ictalurus olivaceus Gnx (1862), 1. c. 43; (1876), Rept. Ichthy. Capt. Simpson's 

 Exp. 417. 



Ictalurus olivaceus Jordan (1876), Man. Vert. 300. 



Ictalurus olivaceus Jordan & Copeland (1876), Check List, 159. 

 1859 — Synechoglanis beadlei Gill (1859), Trans. Lye. Nat. Hist. N. Y. 2 (reprint). 

 Bull. iv. No. 4 3 



