674 REPORT 1863. 



72. Limncea (Limnophysa) palustris, Mull, et auct.,=Z. frar/ilis (as of Linn.), Haiti., 



De Kay, Binn. (1st list), Rve. (hodie). [Non Linn., teste Hani, in Ips. Linn. 

 Conch., p. 385]. +L. elodes, Say, Gld., C. B. Ad., Kiist.,+i. Nuttal- 

 liana, Lea, Kiist., ?+Z. plebeia, Gld.,H-Z. expansa, Hald., De Kay, Kiist. 

 NORTHERN EUROPE, ASIA, AND AMERICA: Columbia Hirer, Jwrfftrff; 

 . Puget Sound, Kennerley ; Klamath Lake and Summer Lake, Or. ; llhett 

 Lake and Wright's Lake, Cal., Newberry: Clear Lake, Cal., Veatchi San 

 Francisco, Rowett; Monterey, Canfield', Porcupine and Yuckron Rivers, Rus. 

 America, Kennicott. Also from Pennsylvania westward to Pacific, and from 

 this line northwards, wherever searched, even to interior of Russian Ame- 

 rica ; teste Binn. 



73. Limncea (Limnophysa) proxima, Lea. San Francisco, Cooper. Arroya San 



Antonio, Trash. 



74. Limncea (Limnophy so) emarginata, Say, Hald., De Kay, Kiist., =L. Ontanensis, 



Muhlf., Kiist.,-f-i. serraia, Hald. NEW ENGLAND TO WASHINGTON TER- 

 RITORY. 



75. Limncea (Limnophysa) catascopium, Say, Hald., Gld., De Kay, Mrs. Gray, Pot. 



& Mich., Kiist., -\-L.pinguis, Say (non Dohrn), =L. Virginiana, Lam., Desh., 

 Deless., = L. cornea, Val., = L. scricata, Ziegl. NEW ENGLAND TO 

 LEWIS RIVER, AND THROUGH BRITISH AMERICA j teste Binn. 



76. Limncea (Limnophysa) Adelince, Tryon. San Francisco. 



77. Limncea (Limnophysa) Traskii, Tryon. Mountain Lake, California. 



78. Limncea (Limnophysa) pattida, C. B. Ad., Hald., De Kay. San Francisco, 



JRowell; San Antonio Arroya, teste Lea. 



79. Limncea (Limnophysa) btdimoides, Lea, Hald., De Kay. Fort Vancouver. 



San Francisco, Roivell. Also Eastern States. (Check-List.) 



80. Limncea (Limnophysa) solida, Lea, Hald., De Kay,+Z. apicina, Lea, Kiist. 



Oregon. Also Eastern States. (Check-List.) 



81. Limncea (Limnophysa) ferruginea, Hald., De Kay. Oregon. 



82. Pompholyx effusa, Lea, Add. Pitt River, Nei(Jberry\ Sacramento River, 



teste Lea. 



83. Physa (Physa) Lordi, Baird. British Columbia, Lord j east of Fort Colville, 



W. T., Am.N. P. B. Surv. 



84. Physa (Physa) yyrina, Say, De Kay, Kiist., C, B. Ad., Hald.,=P7i. ettiptica, 



Lea, De Kay, + Ph. cylindrica, De Kay,4-P7*. Hi'drethiana, Lea. Wash- 

 ington Territory, Captain Simpson ; San Francisco, Rowell. 



85. Physa (Physa) ampullacea, Gld.,=J%. bullata, Gld. (non Pot, & Mich.). 



Oregon, Cooper; Lakes Rhett and Upper Klamath, Newberry. 



86. Physa (Physa) Gabbii, Tryon. Sta. Ana Riv., Angelos Co. Also Mountain 



Lake, California. 



87. Physa (Physa) heterostropha, Say, Gould, C. B. Ad., Desh., Kiist., De Kay, 



Mrs. Gray, Pot. & Mich., Eaton,+PA. foniana, Hald.,+P. cylindrica, 

 Newc.j-f-P/j, aurca, Lea, De Kay,+P7z. plicata, +Ph. ylabra, De Kay, -\-Ph. 

 osculans, Hald. (part),+P/i. striata,+Ph. subarata, Mke.,+PA. Charpentieri, 

 + 7%. PhilKnii, Kiist., -f Ph. elliptica, + Ph. inflata, Le&,=iilla crassula, 

 Dillw., =JB.fontinaKs, Chemn., Schroter,= Cochlea neritoides, List. NORTH 

 AMERICA, passim: Chiloncynck, Kennerley ; Hell Gate River, Newberry ; 

 San Francisco and Washington Territory, Cooper ; Los Angeles, teste Lea r 

 Also from Texas to British America and Arctic regions, and frtmi Atlantic 

 to Pacific, teste Binn. 

 fS8. Physa (Physa) costata, Newc. Clear Lake, Cal., Vcatch. 



89. Physa (Physa) virginea, Gld. San Francisco, Rowett. 



90. Physa (Physa) humerosa, Gld. Rio Colorado, Wittamson ; San Diego, P. J?. /?. E. 



91. Physa (Physa) virgata } Gld. San Diego, Webb ; Los Angelos ; Cal. Ac- \. S. 



several of which are perhaps but modifications of circumboreal species which have been 

 already traced to Eastern Asia. Even the series in Mus. Cum. are far from being accurate 

 or complete. The inflexible rules of the British Museum have not yet allowed a single 

 specimen of Dr. Baird's species to be transmitted to America, even for comparison. 



