DES MOINKS ACADEMY OF SCIENCE. 4;; 



The specimens seen from Indian Territory and Kansas are beautifully ornamented 

 with numerous irreen rajiillan rays. The soft parts of phasroln* are. finely 

 timired in Jour. Acad. Nat. SH. I liila..!2nd Series, Vol. IV. PT. XXIX, Fig. 101, 



I Unio ]>!iilli{isii. Conrad. 



(Moniirji-ph of I'nio. PI. V. Fi>r. I.) 

 "Ohio river." I 'Hongs to the group of f. nictuntvcr? 



I Unio pictus, Lea. 



(Trans, Am. Phil. Sot.-., Vol. V. PI. XI, F;jr. :.) 

 Harpetli rivei 1 . Tennessee. See under V. ligament-inns, Lamarck. 



f Unio pilaris, Lea. 



(Trs.ns. Am. Phil. S c., 2nd Series, Vol VIII, PL XIV, Fi;,'. 24.) 



French Broad river, North Carolina, and Holston river, Tennessee. See under 

 U. ebcnitK, Lea. 



f Tnio pilens. Lea. 



(Trans. Am. Phil. ?oe., Vol. IV. PI. XVIII, Fi. 47.) 

 Oliio river, Cincinnati. Ohio. 



* Unio pinguis, Lea. 



(Jour. Acad. Nat. Sci. Phi!.. 2nd Series, Vol. IV, I 1. XV. Fijr. 58.) 

 St. Peter's (Minnesota) river, Minnesota, and, doubtfully, Ohio river at Cin- 

 cinnati. Groups with U. tirbiculdtua, Hildreth. 



t Unio planieostatus, Lea. 



(Jour. Acad. Nat. Sci. Phil., 2nd Series, Vol. IV, PI. MX. Fi.u-. iT'.t.) 

 Clincli river, Tennessee, and in Tennessee river, near Tnseumbia, north Ala- 

 bama. 



t Unio planior, Lea. 



(Jour. Ac.-Ml. Nat. Sci. Phila. :nd Scries Vol. VI. J>]. I,. Fio-. i-.'i., 

 South-west Virginia and east Tennessee, in the headwaters of the Holston 

 river. The species belongs with the nnn'tth ux jrroup. 



t Unio pleniis. Lea. 



(Trims. Am. Phil. Soc.. 2nd Seiies. Vol. VIII, Pi. XIV. F:-J. u 

 Ohio river lo Holston. Tennessee and Alabama rivers. See under /;. mtftil- 



CATAI.tx.I K 85, 



