626 ORTMANN—NAYADES OF UPPER TENNESSEE DRAINAGE. 
Tennessee River, Chattanooga, Hamilton Co., Tenn. 
*=—according to Pilsbry & Rhoads; *== Walker coll. (Adams, 
Oct. 22,007 p= Carn. Mus: (juny coll) 
i 
2 
$3 
$4 
t5 
+6 
. Quadrula pustulosa 
. QO. metanevra 
. Plethobasus cooperianus 
. Pleurobema obliquum 
. P. oviforme holstonense 
. Elliptio niger 
47. Elliptio dilatatus 
8. Ellipsaria fasciolaris 
t*o. Dromus dromas 
t10. Nephronatas ligamentina gibba 
fir. Truncilla torulosa 
