Click Beetles (lat. Elateridae)

Click Beetles
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Insects in the family Elateridae are commonly called click beetles (or “typical click beetles” to distinguish them from the related families Cerophytidae, Eucnemidae, and Plastoceridae). Other names include elaters, snapping beetles, spring beetles or skipjacks. This family was defined by William Elford Leach (1790–1836) in 1815. They are a cosmopolitan beetle family characterized by the unusual click mechanism they possess. There are a few closely related families in which a few members have the same mechanism,…

species

Who belongs here?

Click Beetles: species (7)
Agriotes ustulatus
Agriotes ustulatus

Etymology

Leach took the family name from the genus Elater, coined by Linnaeus in 1758. In Greek, ἐλατήρ means one who drives, pushes, or beats out. It is also the origin of the word “elastic”, from the notion of beating out a ductile substance.

belted click beetle
belted click beetle

Description and ecology

Some click beetles are large and colorful, but most are under two centimeters long and brown or black, without markings. The adults are typically nocturnal and phytophagous, but only some are of economic importance. On hot nights they may enter houses, but are not pests there. Click beetle larvae, called wireworms, are usually saprophagous, living on dead organisms, but some species are serious agricultural pests, and others are active predators of other insect larvae. Some elaterid species are bioluminescent in both larval and adult form, such as those of the genus Pyrophorus.

chequered click beetle
chequered click beetle

Evolution and taxonomy

The oldest known species date to the Triassic, but most are problematic due to only being known from isolated elytra. Many fossil elaterids belong to the extinct subfamily Protagrypninae. Approximately 20 subfamilies are included in the Elateridae, considered typical of beetles in the superfamily Elateroidea; authorities have moved genera from related families (e.g. “false click beetles” to the Thylacosterninae).

common brown click beetle
common brown click beetle

References

Rines, George Edwin, ed. (1920). “Click Beetle” . Encyclopedia Americana.

Hemicrepidius niger
Hemicrepidius niger

Media related to Elateridae at Wikimedia Commons Data related to Click beetle at Wikispecies Elateridae. Click Beetles of the Palearctic Region. On the University of Florida / Institute of Food and Agricultural Sciences Featured Creatures website:

Click beetles, Alaus spp. Conoderus rudis (Brown) Conoderus scissus Schaeffer

Ancestry graph

Arthropods Insects Beetles Click Beetles Agriotes ustulatus belted click beetle chequered click beetle common brown click beetle Hemicrepidius niger Lanorus punctatus Mottled dingy-brown click beetle

Copyright and source information

This project wouldn’t exist without Wikipedia and iNaturalist! As citizen scientists, we benefit enormously from the community’s shared knowledge. This article uses material from Wikipedia and iNaturalist. The images on this website are licensed under Attribution-NonCommercial-ShareAlike 4.0 International.

This article uses material from the Wikipedia article Elateridae the free encyclopedia Wikipedia which is released under Creative Commons Attribution-ShareAlike 4.0 International License). On Wikipedia a list of authors is available.

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Agriotes ustulatus
Agriotes ustulatus
belted click beetle
belted click beetle
chequered click beetle
chequered click beetle
common brown click beetle
common brown click beetle
Hemicrepidius niger
Hemicrepidius niger
Lanorus punctatus
Lanorus punctatus
Mottled dingy-brown click beetle
Mottled dingy-brown click beetle