Sphingicampa bicolor or
Syssphinx bicolor
SIS-sfinkzmmbye-KUL-ur
(Harris, 1841) Dryocampa bicolor

Syssphinx bicolor male, East of Spring, Montgomery County, Texas,
May 20 1974, courtesy/copyright Charles Bordelon and Ed Knudson.

Syssphinx bicolor female, Sabal Palm Grove, Cameron County, Texas,
September 27, 1983, courtesy/copyright Charles Bordelon and Ed Knudson.