| Publication Type: | Journal Article |
| Year of Publication: | 1963 |
| Authors: | D. P. Gregory |
| Journal: | Aliso |
| Volume: | 5 |
| Pagination: | 357-419 |
| Date Published: | 1963 |
| Keywords: | APIS, BEES, EUMORPHA, HYLES, MANDUCA, OENOTHERA, ONAGRACEAE, POLLINATION, SPHINGIDAE, XYLOCOPA |