New diagnostic characters for females of Psorophora (Janthinosoma) species in the United States, with notes on Psorophora mexicana (Bellardi) (Diptera: Culicidae)

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith