Hyalothyrus leucomelas (Geyer, 1832);  Comments: Panama to Brazil and Peru TL: S. Amer..

Hyalothyrus leucomelas Brazil: Amazonas, Maues, Rio Preto, -3.22° -57.42°, 1040 Meters, specimen No. HESP-EB 00 887.
Distance between the two nylon threads is 2cm.   —   © Ernst Brockmann