In Costa Rica, Longino (1997) found the species in litter and recruiting to baits on the floor of rainforests. (Wilson 2003)
See the description in the nomenclature section.
Keys including this Species
Known from the type series from Rio de Janeiro, a series from near San Juan de Arama, Meta, Colombia, and, according to Longino (1997), the Atlantic and Pacific slopes of Costa Rica to 700 m. (Wilson 2003)
Distribution based on Regional Taxon Lists
Distribution based on AntMaps
Distribution based on AntWeb specimens
Check data from AntWeb
The following information is derived from Barry Bolton's New General Catalogue, a catalogue of the world's ants.
- sensitiva. Pheidole sensitiva Borgmeier, 1959a: 316, figs. 3-9 (s.w.) BRAZIL. See also: Wilson, 2003: 231.
Unless otherwise noted the text for the remainder of this section is reported from the publication that includes the original description.
From Wilson (2003): A small, light reddish brown member of the diligens group with moderately abundant to dense, very long, erect to semierect, often strongly curved hairs.
Major: sculpturing of head consists entirely of carinulae, which are limited to the anterior third of the head capsule and absent from the frontal lobes; promesonotal profile 3-lobed; pronotal humerus rounded in dorsal-oblique view; pilosity of gaster shorter and much denser than on the rest of the body.
Minor: humerus rounded and pronotum smooth and shiny.
MEASUREMENTS (mm) Holotype major: HW 0.94, HL 0.94, SL 0.64, EL 0.16, PW 0.48. Paratype minor: HW 0.58, HL 0.64, SL 0.76, EL 0.14, PW 0.38.
COLOR Major: light reddish brown; gaster a shade darker; appendages yellowish brown. Minor: light brown, gaster a shade darker and appendages a shade lighter than head and mesosoma.
Figure. Upper: holotype, major (tibia shown next to full-face view of head). Lower: paratype, minor. Scale bars = 1 mm.
BRAZIL: Jacarepaguá (Taquera), Rio de Janeiro. Museu de Zoologia da Universidade de Sao Paulo - as reported in Wilson (2003)
L sensitiva, possibly referring to the sensory function of the long body hairs. (Wilson 2003)
- Borgmeier, T. 1959a. Myrmecologische Studien. II. An. Acad. Bras. Cienc. 31: 309-319 PDF (page 316, figs. 3-9 soldier, worker described)
- Wilson, E. O. 2003. Pheidole in the New World: A dominant, hyperdiverse ant genus. Harvard University Press, Cambridge, MA. (page 231, fig. major, minor described)