78 PROCEEDINGS OF THE ACADEMY OF [VOL. LXXIV 



'56a. Catalogue of the recent shells, with descriptions of the new species. 

 Reports of explorations and surveys . . . for a railroad . . . to 

 the Pacific Ocean ... in 1853-4, vol. 5, pt. 2, Appendix, p. 330-336, 

 pi. 11, 1856. (Contains further descriptions and figures of mollusks named in 

 '.-,5). 



'62. Otia conchologica: descriptions of shells and mollusks, from 1839 

 to 1862. p. 1-256, Svo, Boston, 1862. (Contains reprints of Gould, '55 

 and '56). 

 Hannibal, H. 



:12. The aquatic molluscs of southern California and adjacent regions, 

 a Transition fauna. Constituting Part II of "A census of the land and fresh- 

 water mollusks cf south-western California." Bulletin Southern California 

 Academy Sciences, vol. 11, p. 18-46, pi., January, 1912. 



:12a. A synopsis of the recent and tertiary fresh-water molluscaof the 

 Californian Province, based upon an ontogenetic classification. Proceedings 

 Malacological Society London, vol. 10, p. 112-211, pi. 5-8, June-September, 

 1912. 

 Lea, I. 



'52. Descriptions of new species of the family Unionidae. Transactions 

 American Philosophical Society, (2), vol. 10, p. 253-294, pi. 12-29, 1852. 

 (Same paper appears in Observations on the genus Unio, etc., vol. 5, p. 1-62, 

 pi. 12-29, 1852. {A nodonta Californiensisn. sp. described from "Rio Colorado, 

 California"). 

 Okcutt, C. R. 



'89. Recent and sub-fossil shells of the Colorado Desert. West American 

 Scientist, vol. 6, p. 92-93, August, 1889. 



'89a. Editorial. West American Scientist, vol. 6, p. 95-96, August, 

 1889. (On p. 96 notes discovery of a new Helix at Indio by Dr. Bowers.) 



'90. West American notes. Nautilus, v. 4, p. 67-68, October, 1890. 

 i Contains references to Helix indioensis Yates and other desert mollusks). 



'91. Contributions to West American Mollusca. — 1. West American 

 Scientist, vol. 7, p. 222-224, September, 1891. (Contains note on Helix 

 carpenteri var. indioensis Yates). 



:00. Notes and news. West American Scientist ,vol. 11, p. 70, July, 

 1900 (appears also in id., vol. 11, p. 28, August, 1900). (Contains notes 

 (unimportant) on Epiphragmophora Harperi and Bow rsi, Bryant). 



PlLSBRY, H. A. 



'97- '98. A classified catalogue of American land shells, with localities. 

 Nautilus, vol. 11, p. 45-48, 59-60, 71-72, 83-S4, 93-96, 105-108, 117-120, 

 127-132, L38-144, August, 1897-April, 1898, Reprinted, with corrections, 

 by II. A. Pilsbry and C, W. Johnson, p. 1-35, Philadelphia, 1898. 



'99. ( 'at aloguc of the Amnicolidae of the western United States. Nautilus, 

 vol. 12, p. 121-127, March, 1899. (Contains notes on Paludestrina longinqua, 

 protea, etc.). 



:()(). Sonorella, a new genus of Helices. Proceedings Academy Natural 

 Sciences Philadelphia, 1<K)0, p. 556-560, pi. 21, November, 1900. (On p. 

 560 includes Helix indioensis Yates in Sonorella. Occurrence of genus 

 elsewhere in southern California anticipated). 



:18. On the generic position of Sonorella wolcottiana Bartsch. Pro- 



