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Species Phigalia titea - Half-Wing - Hodges#6658

Inchworm on paper birch - Phigalia titea Geometridae, larva - Phigalia titea - female Half-Wing caterpillar - Phigalia titea Caterpillar - Phigalia titea half wing caterpillar - Phigalia titea Half-Wing - Phigalia titea Phigalia titea? - Phigalia titea caterpillar 2 - Phigalia titea
Show images of: caterpillars · adults · both
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Geometroidea (Geometrid and Swallowtail Moths)
Family Geometridae (Geometrid Moths)
Subfamily Ennominae
Tribe Bistonini
Genus Phigalia
Species titea (Half-Wing - Hodges#6658)
Hodges Number
6658
Other Common Names
'The Half-Wing' (1)
Synonyms and other taxonomic changes
Phigalia titea (Cramer) (2)
Orig. Comb: Phalaena titea Cramer, [1780]
Size
male forewing 15 - 22 mm,
females are flightless (1)
Identification
see Rindge (1975) (2) and Wagner (2005) (1)

Dets. M. A. Quinn, 2014
Range
TX-FL-NS-MN w/ scattered records further west - Map (MPG) (3)
Habitat
woodlands and forests (1)
Season
February and March in the south; April into early July in the north and northwest
strictly single brooded with mature caterpillars in late spring (1)
Food
polyphagous on trees, rarely on shrubs
Life Cycle
larva; larva; larva; pupa; spent pupa; adult female; adult male
See Also
Moth Photographers Group - photos of related species.
Phigalia denticulata postmedial line is dentate (zig-zag) as it approaches the outer margin.

. . . . . . . . . . . . . . . .
Phigalia strigataria
Internet References
BOLD - Barcode of Life Data Systems - species account with collection map and photos of pinned adults.
Works Cited
1.Caterpillars of Eastern North America
David L. Wagner. 2005. Princeton University Press.
2.A revision of the New World Bistonini, (Lepidoptera, Geometridae).
Frederick H. Rindge. 1975. American Museum of Natural History 156(2):.
3.North American Moth Photographers Group