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Genus Amblycorypha - Round-headed Katydids

True Katydid - Amblycorypha oblongifolia - male Katydid - Amblycorypha rotundifolia - female Oecanthidae - Amblycorypha Unknown Katydid (nymph or immature adult?) - Amblycorypha - female Which katydid? - Amblycorypha - female Green thing - Amblycorypha Amblycorypha arenicola - male roundheaded katydid nymph - Amblycorypha
Classification
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 Amblycorypha (Round-headed Katydids)
Other Common Names
Oblong-winged Katydid (A. oblongifolia), Round-winged Katydids, Virtuoso Katydids
Explanation of Names
Amblycorypha Stål, 1873
Numbers
11 spp. in our area(1), 17 spp. total(2)
Size
ca. 21-45 mm (A. oblongifolia 40-45 mm)
Identification
have long legs (hind femora extent almost to tips of tegmina) like Scudderia, but more rounded wings, and overall shape of Microcentrum, though rather more rounded (esp. tegmina), esp. in ♀♀. Top of the head rounded, strongly deflexed. Green, but some species, esp. A. floridana, have a pink phase (some have a yellow phase as well)
wide space between base of antennae apparently differntiates from Microcentrum, Scudderia




Stridulatory apparatus in some males is very large
Range
e. NA to AZ, into Mesoamerica(2)
Habitat
Typically damp fields, edges, flowers (A. oblongifolia).
Season
Typically June-October in NC, August-October in MI (A. oblongifolia)
Food
Herbivores, feed especially on foliage of deciduous woody plants. Adults found on flowers.
Life Cycle
Eggs are laid in soil (some references), or into plant tissue, take 2-3 years to hatch (or hatch the next spring according to other references). Males stridulate.
See Also
Microcentrum - Angle-wing Katydids
Scudderia - Scudder's Bush Katydids