(47) 
94. H. fraetensis, Cope. Specimens in state collection, from Ogle 
and McLean counties, where it appears to he common. 
95. H. haema turns, Cope. Tributaries to Lake Michigan. (Jordan.) 
Genus Hemitremia , Cope. 
96. H. heterodon , Cope. Northern Hemitremia. Exceedingly numer- 
ous in Lake Michigan and the Calumet river. It also occurs in the Fox 
river at Geneva. 
Genus Chrosomus , Raf. 
97. G. erythrogaster , Raf. Red-bellied Minnow. Everywhere com- 
mon in clear streams. Specimens have been examined from all parts of the 
state. 
Genus Phoxinus , Raf. 
98. P. neogaeus , Cope. New World Minnow. A single specimen ob- 
tained in the Fox river at Geneva. 
Genus Gila , B. & G. 
99. G. elongata , ( Kirt .) Jord. Red-sided Minnow. Found rather 
sparingly through the state. 
Genus Lythrurus , Jord. 
100. L. diplaemiusj (Raf.) Jord. Red-fin. Rather common through 
central and southern Illinois, but I have seen no specimens from the north- 
ern part, although it may occur. 
101. L. cyanocephalus , Copeland , Mss. The type specimens were re- 
ceived from the Rock river by Prof. Copeland. 
Genus Luxilus , Raf. 
102. L. cornutus , (Mitch.) Jord. Shiner. Everywhere abundant. 
Genus Cyprinella, Grd. (z=RPlar gyrus , Raf .) 
103. C. galacturus , Cope. Slender Silver-fin. Abundant in Rock- 
river and tributaries of the Illinois, and south. 
Genus Photogenis , Cope. 
104. P. scabricep*, Cope. Rough-headed Shiner. Tributaries of the 
Wabash and Ohio. (Jordan.) 
Genus Minnilus , Raf. 
105. M. rubrifrons , ( Cope) Jord. Rosy-faced Minnow. Specimens 
are in the state collection from the Illinois and several of its tributaries, 
and it also occurs in the Wabash valley. 
106. M. dilectus , (Grd.) Jord. Delectable Minnow. This species 
does not seem to be numerous at any place. A few specimens are in the 
state collection from Lake Michigan, and others from tributaries of the 
Illinois in McLean county. 
107. M. amabilis, (Grd.) Nelson. Four specimens of this species are 
in the state collection from Pine Creek, Ogle county. The following is a 
description of one of the above specimens — all being alike : 
Head 4 in length; depth 4f ; eye equals snout, 3^ in head. Dorsal I, 
7. Lat. 1. 39 or 40. Anal I, 10. Olive above, sides bright silvery over- 
