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Genus Amblycorypha - Round-headed Katydids

Katydid 3 - Amblycorypha rotundifolia - male Oblong-winged Katydid - Amblycorypha oblongifolia - female  Katydid - Amblycorypha rotundifolia - female Large Katydid - Amblycorypha oblongifolia - male Round-headed Katydid Nymph - Amblycorypha Bush Katydid - Amblycorypha - female Amblycorypha rotundifolia - male Amblycorypha sp. - Amblycorypha
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
11 spp. in our area(1), 17 spp. total(2)
ca. 21-45 mm (A. oblongifolia 40-45 mm)
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
e. NA (to AZ in the south) into Mesoamerica(2)
Typically damp fields, edges, flowers (A. oblongifolia).
Typically June-October in NC, August-October in MI (A. oblongifolia)
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