Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Subfamily Ascalaphinae - Owlflies


The biosystematics of the Nearctic Ascalaphidae (Insecta: Neuropteroidea: Planipennia), with notes on biology and morphology
By David John Shetlar
Ph.D. dissertation, Pennsylvania State University, University Park, Pennsylvania, 1977
FULL TEXT (website down as of 9 Oct. 2022)
Proquest link

Some notes on synonymy are useful, but many points of identification diverge from more recent work (esp. by Oswald & Jones, unpublished as of 9 Oct. 2022). Several groups of species are incorrectly conflated: U. floridanus under U. bicolor in TX; U. mexicanus under U. arizonensis almost entirely, outside of a small population in s.

First United States record of Ascalobyas (Neuroptera: Ascalaphidae), a range extension from northeastern Mexico to Texas
By R C Vogtsberger
Entomological News, Philadelphia 1990 101:158-160
First United States record of Ascalobyas (Neuroptera: Ascalaphidae), a range extension from northeastern Mexico to Texas
R C Vogtsberger
Available at http://biostor.org/reference/66962.

On the nomenclature of the genus name Ululodes (Neuroptera: Ascalaphidae)
By Joshua R. Jones & John D. Oswald
Bulletin of Zoological Nomenclature 70(4): 285-290, 2013

Owlflies are derived antlions: anchored phylogenomics supports a new phylogeny and classification of Myrmeleontidae (Neuroptera)
By Machado R.J.P., Gillung J.P., Winterton S.L., Garzón-Orduña I.J., Lemmon A.R., Lemmon E.M., Oswald J.D.
Sys. Entomol. 44: 418–450, 2018

A systematic catalog, bibliography, and classification of the world antlions (Insecta: Neuroptera: Myrmeleontidae)
By Lionel Alvin Stange
Memoirs of the American Entomological Institute, 74: [iv]+565 pp,, 2004

Contributions toward a knowledge of the insect fauna of Lower California. No. 4. Neuroptera: Myrmeleonidae
By Nathan Banks
Proceedings of the California Academy of Sciences, 4th series, 24(4): 133-151, 1942

The ant-lions of Florida. I. Genera (Neuroptera: Myrmeleontidae)
By Lionel A. Stange
Entomology Circular No. 215, 1980

The ant-lions of Florida. II. Genera based on larvae (Neuroptera: Myrmeleontidae)
By Lionel A. Stange
Entomology Circular No. 221, 1980
FULL TEXT

Various notes about the biology of larvae are included.