| Publication Type: | Book Chapter |
| Year of Publication: | 1893 |
| Authors: | S. W. Williston |
| Book Title: | In Riley, C.V.,Report on a small collection of insects made during the Death Valley Expedition (pp. 235‒268). |
| Series Volume: | North American Fauna No. 7, The Death Valley expedition. A biological survey of parts of California, Nevada, Arizona, and Utah. |
| Pagination: | 253‒259 |
| Publisher: | Government Printing Office |
| City: | Washington |
| Full Text |