Synonyms and other taxonomic changes
Isogona snowi (Smith, 1908)
Smith, 1908 (1)
Phylogenetic sequence #
Lafontaine & Schmidt (2010) listed seven species of the genus Isogona
in America north of Mexico. (2)
Smith (1908) listed the wingspan 19-23 mm. (1)
Adult: forewing light brown with sparse dark speckling and V-shaped AM, median, and PM lines; lower portion of PM line irregular or zigzagged; two pale spots in center of median area; slightly darker wedge-shaped area extends from median spots to outer margin; inner margin bulges outward near anal angle; hindwing white basally, shading to pale yellowish-brown distally
Larva: body bright green to bluish-green; prominent subdorsal stripe continues forward to eyes; fourth abdominal segment greatly reduced
Southern Texas and Mexico. (3)
The larvae feed on the leaves of Celtis ehrenbergiana (Klotzsch) Liebm. (Spiny Hackberry).
Breeds all year in southern Texas.
Determined by Ed Knudson (Texas Lepidoptera Survey).
- forewing has irregular AM and median lines, and lower portion of PM line is not zigzagged (see images
of this and other related species at Moth Photographers Group)
Smith, 1908. New species of Noctuidae for 1908. I. with notes on Charadra
. Journal of the New York Entomological Society96
plus distribution, status, larval description, common name reference (David Wagner et al
, Owlet Caterpillars of Eastern North America, U. of Connecticut)