Extracted from: Melissodes snowii Cresson 1878 Proc. Ac. Sci. Phil. p. 211
Male.—Black, clothed with a dense white pubescence; clypeus, labrum, and spot at base of mandibles yellowish-white; antennae two-thirds the length of body, second and third Joints subequal, flagellum fulvous, the base of joints above black; wings uniformly whitish-hyaline, nervures pale fulvous, second submarginal less than ball the length of first. the third broadly rounded at tip, and narrowed one half towards marginal; tips of tarsi pale ferruginous apical margin of abdominal segments whitish and having a fascia of dense white pubescence; two apical segments each with a tooth on extreme sides; venter clothed with white pubescence. Length 40 inch.
Hab. Colorado (Prof. F. H. Snow). One specimen. This is larger than albata Cress., With the abdomen distinctly fasciate.