226 
BULLETIN OF THE UNITED STATES FISH COMMISSION. 
18. Pimephales notatus (Rafinesque). Blunt-nosed minnow . Skunk River, not common ; Squaw Creek 
abundant. 
19. Pimephales promelas Rafinesque. Fat-liead. Skunk River, common in bayou; Squaw Creek, 
not common. 
20. Cliola vigilax (Baird and Girard). Silver-fin. Skunk River, common. 
21 Notropis heterodon Cope. Skunk River, not common; found with the following species. 
22. Notropis cayuga Meek. Skunk River, very abundant in a small bayou; Squaw Creek, common. 
23. Notropis deliciosus (Girard). Squaw Creek and Skunk River, rare. 
24. Notropis gilbert! Jordan and Meek. Skunk River and Squaw Creek, common. 
25. Notropis whipplei (Girard). Skunk River and Squaw Creek, common. 
26. Notropis megalops (Rafinesque). Shiner. Squaw Creek and Skunk River, common. 
27. Notropis ardens (Cope). Skunk River, rare, scales 55; Squaw Creek, rare, scales 44 to 50; lateral 
line not complete in some specimens ; anal rays, 10 to 12. 
28 . Notropis dilectus (Girard). Emerald minnow. Skunk River, abundant ; Squaw Creek, rare. 
29. Hybopsis kentuckiensis (Rafinesque). Hornyhead; River chub; Jerker. Skunk River and 
Squaw Creek, common. 
30. Semotilus atromaculatus (Mitehill). Horned dace; Creek chub. College Creek, Ames, common. 
31. Notemigonus chrysoleucus (Mitehill). Golden shiner; Bream. Skunk River, common iu the 
bayou; Squaw Creek, common. 
32. Phenacobius mirabilis (Girard). Skunk River, not common; Squaw Creek, rare. 
33. Zygonectes notatus (Rafinesque). Top-minnow. Skunk River and Squaw Creek, rare. 
34. Lucius lucius (Linnseus). Pike; Northern pickerel. Several specimens from the Skunk River are 
contained in the Ames Museum. 
35. Lucius masquinongy (Mitehill). Muskellunge. Skunk River, rare. I have examined the head 
of a large specimen which weighed 35^ pounds. It was taken from Skunk River, just below 
the mouth of Squaw Creek. Fishermen report that several were captured at the same place 
a few years ago. 
36. Labidesthes sicculus Cope. Brook silverside. Skunk River and Squaw Creek, rare. 
37. Pomoxis sparoides (Lac6phde). Calico bass; Grass bass; Strawberry bass. Skunk River, not 
commbn. 
38. Ambloplites rupestris (Rafinesque). Rock bass; Red-eye; Goggle-eye. Ames, rare. Contained 
in the Iowa Agricultural College Museum. 
39. Lepomis cyanellus (Rafinesque). Green sunfish. Skunk River, abundant; Squaw Creek, 
common. 
40. Lepomis humilis (Girard). Red-spotled sunfish. Skunk River, not common. 
41. Lepomis pallidus (Mitehill). Blue sunfish. Squaw Creek, rare. 
42. Microuterus salmoides (Lac^phde). Large-mouthed black bass. Skunk River, abundant, mostly 
young from the bayou ; Squaw Creek, common. 
43. Micropterus dolomieu Lac6p5de. Small-mouthed black bass. Squaw Creek and Skunk River? 
not common. 
44. Etheostoma nigrum Rafinesque. Johnny darter. Squaw Creek, common; Skunk River, rare. 
45. Etheostoma aspro (Cope and Jordan). Black-sided darter. Skunk River, rare. Lateral line, 
70; cheeks and opercles scaly; breast naked; head, 4; depth, 6; anal rays, 11-9. Squaw 
Creek, scarce. 
46. Etheostoma zonale (Cope). Skunk River, rare. Scales, 50; dorsal, XI-12; anal rays, 11-7; 
cheeks, opercles, and breast scaly, the latter naked near isthmus. 
47. Etheostoma jessiae (Jordan and Brayton). Squaw Creek, rare. Scales, 48; cheeks scaled; 
breast naked ; dorsal rays, XI or XII-14. 
48. Etheostoma coeruleum Storer. Skunk River and Squaw Creek, rare. 
49. Etheostoma iowae Jordan and Meek. Skunk River, common in the bayou. Sides with 10 or 
11 reddish spots, interspersed with darker bands of about the same size. The 2d, 3d, 4th, 
and 5th extend on sides under pectoral fins. Dorsal with a narrow, dark margin, about half 
of the fin ; below this with a red band below a darker band ; soft dorsal, caudal, and pectorals 
irregularly barred with yellow and darker; anal nearly plain. In some (female) specimens 
the red spots on the sides were absent, otherwise all were alike in color. Scales, 56 ; dorsal 
rays, YHI-IX, 10 or 11; A., 2-7. 
