Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Upcoming Events

See Moth submissions from National Moth Week 2023

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Photos of insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Previous events


Species Stilpnochlora couloniana - Giant Katydid

Can anyone identify this type of Katydid - Stilpnochlora couloniana - female Stilpnochlora couloniana - male Giant Katydid - Stilpnochlora couloniana - male Giant Katydid (Stilpnochlora couloniana) - Stilpnochlora couloniana Immature Katydid - Stilpnochlora couloniana Katydid nymph - Stilpnochlora couloniana Katydid  - Stilpnochlora couloniana Stilpnochlora couloniana
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Orthoptera (Grasshoppers, Crickets, Katydids)
Suborder Ensifera (Long-horned Orthoptera)
Infraorder Tettigoniidea (Katydids, Camel Crickets, and relatives)
Family Tettigoniidae (Katydids)
Subfamily Phaneropterinae (Phaneropterine Katydids)
Genus Stilpnochlora
Species couloniana (Giant Katydid)
Synonyms and other taxonomic changes
Stilpnochlora couloniana (Saussure 1861)

Type Locality: Cuba
1 sp. in the genus in the U.S.
Largest katydid in U.S, over 65 mm long. Top margin of tegmen with two sites of significantly increased curvature.
FL and southern GA; also in Caribbean Islands inc. Bahamas and Cuba.
Crowns of deciduous trees. Comes to lights.
Seems to be present in FL as nymphs and adults year-round.
Life Cycle
Very young nymphs have "morse code" banding on antennae and very long bowed hind legs

Older nymphs often have a black "hourglass" shape on their backs

Adult male

Adult female

Eggs are very similar to eggs of Microcentrum spp.
Will feed on bramble and oak in captivity.