Virginia valeriae BAIRD & GIRARD 1853
| The chigger mites of Kansas (Acarina, Trombiculidae) Richard B Loomis (1956) University of Kansas Science Bulletin 37(19): 1195-1443 | |
| A statistical study of Thamnophis brachystoma (Cope) with comments on the kinship of T. butleri (Cope) A J Barton (1956) Proceedings of the Biological Society of Washington 69: 71-82 |