Choristostigma elegantalis
Warren, 1892
Choristostigma elegantalis is a small crambid described by Warren in 1892. It is known from the western United States, with confirmed records from Arizona, California, and Washington. are active from spring through early autumn, with forewings measuring 9–11.5 mm in length. The exhibits distinctive pale yellow forewings marked with tawny patterns and yellowish-white hindwings with a dark central spot.
Pronunciation
How to pronounce Choristostigma elegantalis: //kɔːˈrɪstoʊˌstɪɡmə ˌɛlɪˈɡæntəlɪs//
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Identification
Distinguished from similar crambid by the combination of small size (9–11.5 mm forewing length), pale yellow forewings with tawny rather than brown or gray markings, and the characteristic dark central spot on the otherwise pale hindwing. The brown first and second lines on the forewing are more distinct than in many related species.
Appearance
Forewings 9–11.5 mm in length, pale yellow ground color with tawny markings. suffused with tawny along basal half. Both first and second transverse lines brown. Hindwings yellowish white with a dark central spot and faint traces of a curved submarginal band.
Distribution
Western North America: recorded from Arizona, California, and Washington.
Seasonality
recorded on wing from April to September.
Behavior
attracted to ultraviolet and mercury-vapor lights. activity pattern typical of many crambid .