Strumigenys kyidriformis

Identification
The only member of the Strumigenys kyidriformis-group.

Distribution based on Regional Taxon Lists
Neotropical Region: Argentina.

Nomenclature

 *  kyidriformis. Smithistruma kyidriformis Brown, 1964a: 188,pl. 16, figs. 4, 5 (w.) ARGENTINA. Combination in Pyramica: Bolton, 1999: 1673; in Strumigenys: Baroni Urbani & De Andrade, 2007: 122. See also: Bolton, 2000: 200.

Worker
Bolton (2000) - TL 1.7, HL 0.49, HW 0.39, CI 80, ML 0.11, MI 22, SL 0.22, SI 56, PW 0.26, AL 0.46. Clypeus mostly smooth and shining, remainder of head reticulate-punctate everywhere. Dorsal alitrunk, propodeal declivity and dorsum of petiole node densely reticulate-punctate. Disc of postpetiole smooth mid-dorsally, punctate posteriorly and toward the sides. Side of pronotum and bulla of metapleural gland reticulate-punctate; pleurae and most of side of propodeum smooth. Dorsal surfaces of head and alitrunk with abundant fine curved simple hairs that are decumbent to appressed; there are no standing hairs of any form. Hairs on first gastral tergite short, flattened to narrowly spatulate, all oblique or inclined, some appearing minutely bifurcate apically. Vertex with a median longitudinal impression that extends from the posteromedian clypeal margin toward, but not reaching, the highest point of the vertex. Petiole node broader than long in dorsal view. Petiole ventrally with a narrow spongiform strip that is deepest anteriorly. Basigastral costulae widely spaced and sharply defined, extending over about the basal fifth of the sclerite; first tergite otherwise smooth.

Type Material
Bolton (2000) - Holotype worker, ARGENTINA: Provo Salta, Parque Nacional Finea El Rey, 2.i.1953, no. 8395 (N. Kusnezov) [examined].