THE MOLLUSCA OF COLORADO 8l 



data, suggestions, or corrections are invited from any who are interested 

 in the subject, in order that errors may be corrected or omissions supplied 

 in a supplemental paper if deemed advisable. 



In the catalogue the figures in bold-faced type indicate the numbers 

 of the several publications in the bibliography, the light-faced figures 

 indicating the pages. The illustrations, except Plates I and II, are 

 electrotyped from originals used in publications of the Smithsonian 

 Institution, by courtesy of the authorities of that institution. 



The following species and subspecies are herein recorded for the first 

 time from this state, so far as we have ascertained : Strophitus edentulus 

 pavonius, Unio teiralasmus camptodon, Calyculina securis, Pisidium 

 noveboracense, P. compressum, Oreohelix strigosa albofasciata, O. haydeni, 

 Pupilla sonorana, Bifidaria armifera, Vertigo ventricosa elatior, Vallonia 

 gracilicosta, Helicodiscus eigenmanni arizonensis, Succinea salleana, S. 

 haydeni, Lymncea hulimoides techella, L. caperata, Planorbis exacuous, 

 Ancylus caurinus, Physa integer, P. anatina, P. lordi, P. hawnii ?. 



Partial Bibliography op Colorado Mollusca 



1. Baker, Frank C. "The Mollusca of the Chicago area." Bull. Chicago Acad. 

 Sci., Nat. Hist. Sur., No. Ill, Part i, 1898; Part 2, 1902. 



2. BEAtrcHAMP, W. M. "Notes on familiar mollusks." The Nautilus, Vol. V, 1891, 



PP- 52-53- 



3. BiNNEY, William G. "Land and fresh-water shells of North America." Part 

 II, Smithsonian Misc. Coll., No. 143, 1865. 



^ ***** * "Land and fresh-water shells of North America." Part III, 



Smithsonian Misc. Coll., No. 144, 1865. 

 g. ***** * " List of terrestrial mollusks collected by Lieut. W. L. Carpenter, 



U. S. A., for the United States Geological Survey of Colorado, 1873." Seventh Ann. 



Rept. Hayden Survey, 1873, p. 623. 

 5******«^ manual of American land shells." Bull. U. S. Nat. Mus., 



No. 28, 1885. 

 y_ ***** * " A fourth supplement to the fifth volume of the terrestrial air- 

 breathing mollusks of the United States and adjacent territories." Bull. Mus. Comp. 



Zool., Vol. XXII, No. 4, 1892, pp. 163-204. 

 g_ ******* ^^j3 'p Bland. "Land and fresh-water shells of North 



America." Part T, Smithsonian Misc. Coll., No. 194, 1869. 

 9. Bland, T. see Binney and Bland. 



10. Carpenter, W. L. "Report on the alpine insect fauna of Colorado." Seventh 

 Ann. Rept. Hayden Survey, 1873, pp. 539-542. Contains one rejected mollusk record. 



11. Cockerell, T. D. A. "Mollusca exhibited." Proc. South London Entom. and Nat. 

 Hist. Soc, for 1887, p. 89. 



