| Publication Type: | Journal Article |
| Year of Publication: | 2002 |
| Authors: | C. R. Pratt |
| Journal: | Entomologist's Record and Journal of Variation |
| Volume: | 114 |
| Start Page: | 235 |
| Pagination: | 235-268 |
| Date Published: | 11/2002 |
| Other Numbers: | Papyrus 6894 |
| Keywords: | BIOLOGY, CLIMATE CHANGE, DISPERSAL, DISTRIBUTION, GREAT BRITAIN, HYLOICUS, MELANISM, MIGRATION, SPHINGIDAE, WING PATTERN |