Strumigenys mariae

Distribution based on Regional Taxon Lists
Neotropical Region: Guyana.

Nomenclature

 *  mariae. Pyramica mariae Sosa-Calso, Schultz & LaPolla, 2010: 18, figs. 6, 8, 10 (w.) GUYANA. Combination in Strumigenys: unpublished.

Description
Holotype: worker, labeled ‘‘GUYANA: Mt. Ayanganna montane forest; 1300 m; 59u 57.9699 W 5u 22.4839 N; 13.x.2002; T.R. Schultz, J. LaPolla, C. Marshall, R. Williams; litter sample.’’ USNM ENT No. 00413858. (UGBC). Paratypes: 3 workers, same locality as in holotype. USNM ENT No. 00413859, 00442882, 00442883. (USNM). Mandibles linear, elongate, and narrow; inner margin of mandibles with two clearly defined teeth, which are larger than the rest; labral lobes short with long trigger hairs at their apices; metapleuron smooth and shining; ventral portions of petiole and postpetiole lacking spongiform tissue. Possessing characters of the gundlachi-group and gundlachicomplex (Bolton 2000). Head: in full-face view nearly as broad as long; inner margin of elongate mandibles slightly concave to more or less straight, with 4 teeth on left mandible and 3 on right mandible, of which a pair of teeth are larger on each mandible (same in paratypes); with 2 minute intercalary denticles between apicodorsal and apicoventral fork teeth; labral lobes short, almost invisible in full-face view; trigger hairs long; eyes with 3 ommatidia in longest row, with 6–7 ommatidia in total. Cephalic dorsum with two pairs of erect hairs: one pair located close to occipital margin and another pair located close to highest point of vertex; each upper scrobal margin with a short apicoscrobal hair that projects laterally. Mesosoma: pronotum with a pair of short humeral hairs that project laterally; mesonotum with a pair of short, erect, stiff hairs; mesopleuron and metapleuron mostly smooth and shining; dorsum of promesonotum, propodeum, and propodeal declivity strongly reticulate. Metasoma: peduncle of petiole long, length of petiole 3–3.5 times longer than its disc; petiolar disc reticulatepunctate, with a pair of erect hairs on posterior portion of disc; ventral portion of petiole lacking spongiform tissue; disc of postpetiole reticulate, ventral portion of postpetiole lacking spongiform tissue; posterior portion of postpetiole disc with a row of 4 erect hairs; first gastral tergite almost entirely reticulate except for a small portion at posterior portion of tergite. Individuals light brown to brown.
 * Material examined.—
 * Diagnosis (worker).—
 * Description (worker).—