FISHES OF THE ROCKY MOUNTAIN REGION 167 
Scales in lateral line over 80 (scales 16-85-10), D 7, A8 Chrosomus erythrogaster. 
Scalessnslateralimeslessathami75 yj eras ie pci (soho) eden sy! ey Weel ey Huey unete As 
Scales above lateraliline: Te Or Dt es Sy ies vine) (aie) ib atl ods le Aneel) Se 
Seales\a hove lakers Me Mi bess bel sash) whi Aho es whine aletie a we 
D 8,A 7. Scales 11 or 12-63 to 70-9 to12 . . . Rhinichthys cataracte dulcis. 
Dis: Ay 8, en Scales! 2 OAMtO wo O Wiebe att hla! lula) Oyen iilce\l)}e live Couesius dissimilis. 
Scalesiinjlateralulinevavenrso rau smuy en pst ko jive yale defi imicy!h nie bed \!sh\ oan Oa gl 
Scalesuntlateral lines less thamiqonarey eis’, weer fue stele, (Sam lives 
Scales less:than 5 below lateralline®. 4.0.05) 60s hee ee Be 
Scales 5 or more below lateral line . LEM eiiclickr eit anno hate Wee wae 
D8,Ag. Scales 6-41-3 SUREMENT VEN TN raLe ab eUbik ebay Urhiy eI OPPO DES WOOL INIELTES® 
BPS Ala Seales Gaia) been sy tal) rep ir ol ual Yass Hybopsis kentuckiensis. 
UE ot a ey WL Ae MARE 8 Yen eee m2? 
Otherwise CMR MMT MMO NL ulIUey NR CLP eee sk WET cling teu | tary) hep Eee 
Io. 
II. 
r2. 
Ea. 
14. 
EL 
Fic. 4.—Semotilus atromaculatus. 
Tier Coty ae oo ty Re enn at Oe Cam postoma anomalum. 
Scales 6-43 t045-5 «se ee ee te te +) Phenacobius scopijer. 
D 7,A 8. Scales 9-50 to 60- . oe ew ee ee) 6 Semotilus atromaculatus. 
D8,A8. Scalesg-47-5  . .- - - +--+ + + = « Leuciscus evermanni. 
Scales 31 to 33. D7, AZ 2 8 2 he ee ee ye Motropis seylia. 
Sales a GuGr GRE, Veit ti) Walk lash Jain pra \ven etary Cisted Gay MiiaulN del ey Vapeps ayes 
Scales below lateral line 2 (scales 6-35-2); D7 0r8,A8 . . Notropis lutrensis 
Seales belowilateralwline: Au tweu eet) ten Wah Ua) eb hehe woh ons i begets 
Da BCA ORGAN Mel cetiicerh ail fiehtvieyel ayy bay ,in mei Notropis piptolepis. 
D8,A7 Bike 15. 
SEALS GSAT etapa ed Wx! eer ist gil ah ch tay cary matte Hybognathus nuchalis. 
Beales (5 ESA tee Bab Ona seui iain Mae Vat Moola ht adn cect hes Notropis cayuga. 
The above tables are almost entirely derived from the literature. The following one 
is made from the specimens without reference to the literature: 
Two very distinct dark bands on each side; snout blunt; mouth normal; no barbel; 
scales small, imbedded in the skin; length less than 65 mm. 
Chrosomus erythrogaster. 
t As usually counted; c/. preface, 
