Comprehensive DescriptionRead full entry
TYPES Mus. Comp. Zool. Harvard.
Etymology L angusticeps HNS , narrow-headed, with reference to the minor.
Diagnosis A member of the punctatissima HNS group uniquely characterized by the elongate head of the minor; and by the bidentate hypostoma and dense, short, uniform, and subappressed gastral pilosity of the major. See also the sparse, paired mesosomal pilosity of the mesosoma in both major and minor.
Measurements (mm) Holotype major: HW 0.98, HL 1.08, SL 0.64, EL 0.18, PW 0.50. Paratype minor: HW 0.46, HL 0.60, SL 0.66, EL 0.14, PW 0.34. Color Major: yellow with faint reddish tint ("light orange"). Minor: concolorous medium yellow.
Range i have seen three nest series, all from Guanacaste Province, Costa Rica.
Figure Upper: holotype, major. Lower: paratype, minor. COSTA RICA: Isla San Jose, Islas Murciellagos, Santa Rosa National Park, Guanacaste (David Olson). Scale bars = 1 mm.