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For Insects, Spiders & Their Kin
For the United States & Canada

Species Stenacron carolina


Contribution to the Systematics of Leucrocuta, Nixe, and Related Genera (Ephemeroptera: Heptageniidae)
By W. P. McCafferty
Transactions of the American Entomological Society Vol. 130, No. 1, pp. 1-9, 2004
full text with free JSTOR account

Two new genera of Nearctic Heptageniidae (Ephemeroptera)
By R.W. Flowers
Florida Entomologist Vol. 63, No. 3, 296-307, 1980
full text

Describes the division of Heptagenia into 3 genera: Heptagenia, Leucrocuta and Nixe

Heptageniidae of the World. Part II: Key to the genera
By J.M. Webb and W.P. McCafferty
Canadian Journal of Arthropod Identification, 7, 55 pp., 2008
Online version * Full text
Well-illustrated keys to larvae, adult males, and adult females by world's leading authorities. Diagnoses and world distribution maps provided for all the taxa treated as genera; several genus-group names newly synonymized (incl. Belovius... ah well... whatever :)

Mayfly fauna of New Mexico
By W.P. McCafferty, C.R. Lugo-Ortiz, and G.Z. Jacobi
Great Basin Naturalist 57(4): 283–314, 1997

Mayflies of the Southwest: new species, descriptions, and records (Ephemeroptera)
By Kilgore J.L. & Allen R.K.
Annals of the Entomological Society of America 66(2): 321–332, 1973

An annotated key to the nymphs of the families and subfamilies of mayflies (Ephemeroptera).
By G.F. Edmunds, Jr., R.K. Allen, and W.L. Peters
University of Utah Biological Series 13(1): 1–49, 1963

The mayflies of Europe (Ephemeroptera)
By Bauernfeind E., Soldán T.
Brill Academic Publishers. 781 pp., 2012

The mayflies (Ephemeroptera) of the southeastern United States
By Mccafferty W.P., Lenat D.R., Jacobus L.M., Meyer M.D.
Trans. Am. Ent. Soc. 136: 221-233, 2010