411 REFERENCE · Wikibooks
Dichotomous Key/Coleoptera
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
Coleoptera Animalia Arthropoda Hexapoda Insecta Coleoptera
1
Notopleural sutures
Present - #2 (Suborder: Adephaga)
Not present - #3 (Suborder: Polyphaga)
2
Coloration
Ventrally metallic/iridescent; extremely large eyes and cursorial form- ../Cicindelidae/
Brown, black, or uniformly metallic (some are iridescent on elytra only) - ../Carabidae/
3
Toothed or scalloped edge on front tibia
Present - ../Scarabaeidae/
Not present - #4
4
Abdomen adapted to produce light
Yes - ../Lampyridae/
No - #5
5
Makes a clicking sound when escaping or flipping over
Yes - ../Elateridae/
No - #6
6
Antennae clubbed
Yes - either Bostrichidae or Nitidulidae
No - #7
7
Head visible
No, covered by pronotum - ../Coccinellidae/
Yes - #8
8
Antennae arise from middle of snout
Yes - ../Curculionidae/
No - #9
9
Could be Buprestidae, Cantharidae, Cerambycidae, Chrysomelidae, Scolytidae