- LIST OF ILLUSTRATIONS. 119 
PLATE XXVI. 
41. Amiurus catus,(L.) Gill. Delaware River. p.90. 
PLATE XXVII. 
41 (b). Amiurus mispilliensis, Cope. Mispillion Creek, Del. (From type.) p.90. 
PLATE XXVIII. 
41 (c). Amiurus mispilliensis, Cope. Mispillion Creek, Del. (From type.) p.90. 
PLATE XXIX. 
42. Amiurus xanthocephalus, (Raf.) Gill. White River, Ind. p. 92. 
43. Amiurus xanthocephalus, (Raf.) Gill. White River, Ind. p. 92. 
44. Amiurus nigrilabris, (Cope) Gill & Jordan. Conestoga Creek, Pa. (From type.) 
p. 92. 
PLATE XXX. 
45. Amiurus nigrilabris, (Cope) Gill & Jordan. ConestogaCreek,Pa. (From type.) 
p. 92. 
46. Amiurus pullus, (DeKay) Gill. Genesee River, N. Y. (Natural size.) p. 93. 
47. Amiurus pullus, (DeKay) Gill. Genesee River,N. Y. (Natural size.) p. 93. 
48. Amiurus brunneus, Jordan. Ocmulgee River, Ga. (From type.) p. 93. 
PLATE XXXI. 
49. Amiurus brunneus, Jordan. Ocmulgee River, Ga. (From type.) p.93. 
49 (b). Amiurus brunneus, Jordan. Saluda River,S.C. p. 93. 
49 (c). Amiurus brunneus, Jordan. Saluda River,S.C. p.93. 
PLATE XXXII. 
50. Amiurus platycephalus, (Grd.) Gill. North Carolina. p. 93. 
PLATE XXXIII. 
51. Amiurus platycephalus, (Grd.) Gill. North Carolina. p.93. 
PLATE XXXIV. 
52. Pelodichthys olivaris, (Raf.) Gill & Jordan. French Broad River. p.95. 
PLATE XXXV. 
53. Pelodichthys olivaris, (Raf.) Gill & Jordan. French Broad River. p. 95. 
PLATE XXXVI. 
54. Noturus flavus, Rafinesque. Ohio River, W. Va. p. 99. 
55. Noturus flavus, Rafinesque. Ohio River, W. Va. p. 99. 
56 Noturus insignis, (Rich.) Gill & Jordan. Pennsylvania. p. 100. 
PLATE XXXVII. 
57. Noturus insignis, (Rich.) Gill & Jordan. Pennsylvania. p. 100. 
57 (b). Noturus insignis, (Rich.) Gill & Jordan. Pennsylvania. p. 100. 
57 (c). Noturus insignis, (Rich.) Gill & Jordan. Pennsylvania. p. 100, 
PLATE XXXVIII. 
58. Noturus exilis, Nelson. Illinois River. p. 100. 
59. Noturus ewilis, Nelson. Illinois River. p. 100. 
59 (b). Noturus exilis, Nelson. Illinois River. (From one of three original types.) 
p. 100. 
