Identifying characteristics for the order Megaloptera include:
Moderate- to large-sized insects; hind wings larger than front and folded
fanwise at rest; antennae long and filiform, serrate, or pectinate; mouth
parts chewing; ocelli present or absent; tarsi 5 segmented.
Similar looking orders:
Neuroptera lack the anal fold in the hind wing.
Plecoptera have caudal cerci and 3-segmented tarsi.
ENY 3005 ID List for Megaloptera: Learn names displayed
in bold
Pages 140-142 in D. J. Borror and R. E. White. 1970. A Field Guide the
to Insects. Boston: Houghton Mifflin Co.
Page 357 in D. J. Borror, C. A. Triplehorn, and N. F. Johnson. 1989. An
Introduction to the Study of Insects, 6th ed. Philadelphia: Saunders College
Publishing. 875 p.
Pages 241-243 in R. G. Bland and H. E. Jaques. 1978. How to Know the Insects,
3rd ed. Dubuque, Iowa: Wm. C. Brown Co. 409 p.
Pages 441-444 in H. V. Daly, J. T. Doyen, and A. H. Purcell III. 1998.
Introduction to Insect Biology and Diversity, 2nd ed. Oxford University
Press. 680 p.