(47) 



94. H. fraetenais, Cope. Specimens in state collection, from Ogle 

 and McLean counties, where it appears to be common. 



95. H. haem a turns ^ Cope. Tributaries to Lake Michigan. (Jordan.) 



Genus Memitremia, 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 Chrosomvs^ Rof. 



97. C. eri/throgaster, Raf Red-bellied Minnow. Everywhere com- 

 mon in clear streams. Specimens have been examined from all parts of the 

 state. 



Genus Phoxtmis, Raf. 



98. P. neogaeus. Cope. New World Minnow. A single specimen ob- 

 tained in the Fox river at Geneva. 



Genus Gila, B. d- G. 



99. G. elongata, {^Kirf.) Jord. Red-sided Minnow. Foiind rather 

 sparingly through the state. 



Genus Lythrurus, Jord. 

 TOO. L. diplaemiHS, (Raf.) Jord. Red-fin. Kather common through 

 central and southern Illinois, but I have seen no specimens from the north- 

 ern part, although it may occur. 



101. L. ci/anocephalus, Copeland, 3Iss. The type specimens were re- 

 ceived from the Rock river by Prof. Copeland, 



Genus Luxilus, Raf. 



102. L. cornutus, (^Mitcli.) Jord. Shiner. Everywhere abundant. 



Gemis Cyprinella^ Grd. {jiziRlargi/rus, Rof.) 



103. C. galacturus, Cope. Slender Silver-fin. Abundant in Rock- 

 river and tributaries of the Illinois, and south. 



Genus Photogeais, Cope. 



104. P. scabricepj--, Cope. Rough-headed Shiner. Tributaries of the 

 Wabash and, Ohio. 'Jordan.) 



Genvs Mimiilus, Rof. 

 10.5. M. rubrifrons, [Cope) Jord. Rosy-faced 3Iinnow. 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, i^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. aiiuibilis, t^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 1, 10. Olive above, sides bright silvery over- 



