168 



THE ILLINOIS GLACIAL LOBE. 



Lists of loess fossils. 



Names heretofore commonly used. 



List I. From Savanna, Illinois. 

 (Collected by R. D. Salisbury 

 and identified by R. E. Call.)a 



List II. From Davenport, Iowa. 

 (Reported by W. H. Pratt.) b 



List III. From Davenport, Iowa. 

 (Collected by J. A. Udden; 

 identified by C. T. Simpson.) 



List IV. From Muscatine, Iowa. 

 (Identified by F. M. Witter; 

 revised by B. Shimek.) c 



Patula striatella (Anth.) Morse... 



Patula strigosa var. Cooperi 

 W. G. B. 



Succinea avara Say . 



Succinea obliqua Say 



Succinea avara Say 



Succinea obliqua Say 



Helicina occulta Say 



Pupa fallax Say 



Patula striatella (Anth.) Morse... 



Succinea avara Say 



Succinea luteola Gld 



Succinea lineata ? W. G. B. 

 Ferussacia subcylindrica 



Binn. 

 Patula striatella (Anth.) Morse 



(L.) 



Helicodiscus lineatus (Say) Morse 



Helicina occulta Say. 

 Pupa alticola Inger. . 



Patula striatella (Anth.) Morse; 



also Helix striatella. 

 Zonites fulvus (Drap.) Binn. ; also 



Helix fulva. 

 Vallonia pulchella (Mull.) Binn.; 



also Helix pulchella. 

 Helicodiscus lineatus (Say) 



Morse; also Helix lineata. 

 Patula strigosa cooperi W. G. B. ; 



also Helix cooperi. 



Pupa peutodon (Say) Gld 



Pupa corticariaSay 



Pupa muscorum L 



Pupa alticola Inger 



Succinea avara Say. 



Pyramidula striatella (Anth.) 



Pils. 

 Pyramidula strigosa iowensis 



Pils. 

 Succinea avara Say. 

 Succinea obliqua Say. 

 Succinea avara Say. 

 Succinea obliqua Say. 

 Helicina occulta Say. 

 Leuchocheila fallax (Say) Try. 

 Pyramidula striatella (Anth.) 



Pils. 

 Succinea avara Say. 

 Succinea luteola Gld. 

 Succinea grosvenorii Lea. 

 Cochlicopa lubrica (M ii 1 1.) 



P. & J. 

 Pyramidula striatella (Anth. ) 



Pils. 

 Helicodiscus lineatus (Say) 



Morse. 

 Helicina occulta Say. 

 Sphyradium edentulum alticola 



(Inger. ) P. & J. 

 Pyramidula striatella (Anth.) 



Pils. 

 Conulus fulvus (Drap.) Mull. 



Vallonia pulchella(MUll.) Binn.<? 



Helicodiscus lineatus (Say) 



Morse. 

 Pyramidula strigosa iowensis 



Pils. 

 Bifidariapentodon (Say) Sterki. 

 Bifidaria corticaria (Say) Sterki. 

 Pupa muscorum L. 

 Sphyradium edentulum alticola 



(Inger.) P. & J. 

 Succinea avara Say. 



a Published in Sixth Ann. Kept. U. S. Geol. Survey, 1885, p. 285. 



b Published in Proc. Davenport Acad. Sci., 1876, pp. 96-99 ; also in Eleventh Ann. Eept. V. S. Geol. Survey, 1890, p. 471. 

 c Published in Proc. Iowa Acad. Sci., 1880, p. 16; also in Eleveuth Ann. Eept. TJ. S. Geol. Survey, 1890, p. 471. 

 dSee footnote a on next page. 



