Observation notes: Lone specimen of this species observed on my porch after leaving the lights on all evening.
Verified by: rogerdowner
Verified date: August 02, 2020
Coordinator notes: The maculation of X. c-nigrum is identical to X. dolosa. The best way to separate the two species is by size. X. c-nigrum averages 6 mm (fore wing apex to apex) smaller than X. dolosa.