| Type | Article |
| Authors(s) | Ashlock, P.D. |
| Year | 1957 |
| Title | An investigation of the taxonomy of the phallus in the Lygaeidae (Hemiptera-Heteroptera) |
| Volume | 50 |
| Page(s) | 407-426 |
| Published in/Publisher | Annals of the Entomological Society of America |
| Type | Article |
| Authors(s) | Ashlock, P.D. |
| Year | 1957 |
| Title | An investigation of the taxonomy of the phallus in the Lygaeidae (Hemiptera-Heteroptera) |
| Volume | 50 |
| Page(s) | 407-426 |
| Published in/Publisher | Annals of the Entomological Society of America |