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

National Moth Week photos of insects and people. Here's how to add your images.

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

Discussion, 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

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


Species Stilpnochlora couloniana - Giant Katydid

Leaf Creature - Stilpnochlora couloniana - male katydid - Stilpnochlora couloniana - male Which Katydid - Stilpnochlora couloniana Stilpnochlora couloniana Katydid in Ormond Beach - Stilpnochlora couloniana Katydid - Stilpnochlora couloniana Bright green cricket-like bug on tomato leaf - long legs, shortish-body, long antenna - Stilpnochlora couloniana - female katydid? - Stilpnochlora couloniana - male
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.