Lindsley & Grell, 1972, p. 67
discoverer: Nichols-Skoog, 35k27.
phenotype: Posterior crossveins detached from longitudinals at one or both ends and may be absent. Wings occasionally folded back under or folded flat at middle. Eyes sometimes rough and bulging. Wings slightly spread. Bristles tend to break; scutellars occasionally doubled. RK3.
color figure: P. A. Otto (original)
b & w figure: Bridges and Brehme, 1944, Carnegie Inst. Wash. Publ. No. 552: 54 (original drawn by Edith M. Wallace)