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GUIDE TO INSECT FAMILIES, WITH EMPHASIS ON

PARASITOIDS & PREDATORS ¹

E. F. Legner, University of California, Riverside

(e.legner@ucr.edu)

This key is in a form commonly used in North America. If the statement is true, proceed

to the designated couplet, whereas if it is false, go to the "b" portion of the couplet. Numbers

in parentheses refer to the previous couplet or couplets read. Details on families may be found

in <taxnames.htm>. See MORPHOLOGY to learn about insect structure. [For more powerful

connections, please try <insect2.key.htm> ]

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----Please CLICK on desired underlined categories to view pictures and to navigate in the key

[A will display all pictures for both pairs of a couplet]

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1a. Adults have well-developed wings................................................................................…................….......2

1b. Adults wingless or with wings vestigial or rudimentary (nymphs, larvae & some adults)….......….28