| 其他書名 | Terrestrial Pulmonata (land snails). Pub. by the State board of geological survey ... as a contribution to the Biological survey of the state ... |
| 出版 | Wynkoop Hallenbeck Crawford Company, state printers, 1906 |
| URL | http://books.google.com.hk/books?id=D0MZAAAAYAAJ&hl=&source=gbs_api |