obscura Williston
Scatella obscura Williston, 1896: 403 . Mathis 1995b: 637 [review]; Mathis 1997: 67 [remarks].
Distribution. Native. Nearctic, Neotropical; Galápagos: Santa Cruz.
Remarks. Adults of this species were collected in the littoral and arid zones (Mathis 1995b).