100 roNTi:ir.rr:n\s TO xnnrn AMERICAN ICHTHYOLOGY iv. 



I.e.: A..13; P.I,8; V. 9, Humeral process long. L. 5 inches. Rivers 

 nf North Carolina and Kast Tennessee. 



,1. ,n, Ann. Lye. Nat. H at. N". V. 1877,37] ; .Ionian, 1. c. 101.) 



i .-!, nearly straight, less than half length of bead ; tlicserra- 

 ii IT, MI.IM half the diamoter of Hie sjiinc : body elongated. 



8. *. <-\]!:s NYls.m. 



Color liro\vn, mottled, the fins somewhat margined with dusky. 

 Pectoral spine slightly ret rorse-serrate without, with about G small 

 .Ntr.ii.uht teeih within, \\liicli are not one-third the diameter of the spine 

 in length. Head small, not very broad, but thin and depressed; its 

 width ."i-ii in length of body; jaws nearly equal: head 4 in length, 

 depth r>-<;y. Dorsal scarcely higher than long. Distance i'roni snout 

 ;o dorsal about ''> in length. Pectoral si)inc 3.] 1 in this distance; 

 dorsal spine low, as near snout as anal. Anal rays 14-17. Humeral 

 process obscure. L. 4 inches. Wisconsin to Missouri and Kansas. 

 Bon, r.nll. 111. Mus. Nat. Hist. 1-7C.. f.l; Jordan, 1. c. 100.) 



SO. IV. iaasajjEiBS (Kieh.) Gill & Jordan. 



< ; dark brown, soaiev.hat mottled, fins all dark-edited. Body 

 ii.^ate. Pectoral sjiine retrorse-serrate without, weakly ser- 

 rate within. Head very broad, tlat, and thin, upper jaw projecting; 

 head about I' in length, depth 6. Dorsal fin one-fourth higher than 

 long. Distance from snout to dorsal about L' 1 , 5 in length. Length of pec- 

 tor.d s]ine L >: , ! in same distance. Dorsal much nearer anal than snout. 

 Anal rays IC-L'lt. Humeral process conspicuous, sharp. Size large; 

 n-.iehes the length of nearly a foot. Pennsylvania to South Carolina,; 



CllilllllOll. % 



liirlianlson. Fauna I5or.-Anirr. iii, :">'J. 18IW, l>ascd on I'imc.lode 

 IIIT, \ . - , in . M. in. MIIS. v. 1 ."..">: Pimelodua lemniscatua C. & \'. \\.lll: .VI'/.-I/-H.X(TI- 

 ii!ii-r. v, lO.'i : \,,lin-iix iniii-'jiiintiix (llaird) Copi', Journ. Acad. Nat. Sci. 



I'lii: : Jordan, l. o. KID.) 



illiiry liand of li-,-tli \villi lateral liael^wanl jn-occsses. as in 



U.S.) 



5)1>. 1\. (l:ivcis l.'.if. -Stone-oat. 



<'olor ne;iily nnilbrm yellowish brown, so;ae( imes blackish above, lins 

 yellow nl-'d. I'ody elongate. Head depressed, broad and tlat. nearly 

 broad as long. .Middle region of body subcylindrical. 'i'ail com- 

 pFCfi -d. Head ;d-oiit I 1 in lenglh: width of head .Y\ ; depth ;Y r ; in 

 le!i-tli. 1 h-tance to dorsal about ;', in length. Barbels short. A strong 

 keel "ii bark lieliiinl dorsal, leading to adipose tin ; adipose lin deejily 

 l. Dor-al spine \ci-y .sliort. I'eetoral spine ret rorsely serrate in 



