Ophiogomphus severus

Currie, R.P. 1903. The odonata collected by Messrs. Schwarz and Barber in Arizona and New Mexico. Proceedings of the Entomological Society of Washington. 5:298-304.

University of Michigan Museum of Zoology. 1999. Printout of odonate larval specimen collection data at the University of Michigan Museum of Zoology. 3 p.