| Pheidole tetroides|
The types were attracted to a bait at night. (Wilson 2003)
See the description in the nomenclature section.
Keys including this Species
Only known from the type locality.
Distribution based on Regional Taxon Lists
Distribution based on AntMaps
Distribution based on AntWeb specimens
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The following information is derived from Barry Bolton's New General Catalogue, a catalogue of the world's ants.
- tetroides. Pheidole tetroides Wilson, 2003: 352, figs. (s.w.) MEXICO.
Unless otherwise noted the text for the remainder of this section is reported from the publication that includes the original description.
DIAGNOSIS A member of the fallax group resembling Pheidole chiapasana, Pheidole dentata, Pheidole humeridens, Pheidole industa, Pheidole laeviventris, Pheidole madrensis and Pheidole maja in various characters, distinguished as follows.
Major: in full-face view the occipital margin is deep, with a subangular nadir; rugoreticulum of head extends in a swath from eye to antennal fossa; carinulae of dorsal surface of head extend almost to midpoint between level of eyes and level of occiput, and foveolation extends well beyond the midpoint; humerus in dorsal-oblique view angulate, and pronotal profile bilobose; propodeal spines strongly developed; postpetiole from above elliptical, with angulate lateral margins; anterior and posterior margins of pronotal dorsum carinulate.
Minor: closely resembles that of tetra in the crassicornis group (q.v.).
MEASUREMENTS (mm) Holotype major: HW 1.16, HL 1.24, SL 0.76, EL 0.18, PW 0.64. Paratype minor: HW 0.56, HL 0.66, SL 0.76, EL 0.14, PW 0.40.
COLOR Major: light reddish brown except for gaster, which is medium reddish brown.
Minor: concolorous plain medium brown; appendages light brown, changing to yellow on the tarsi.
Figure. Holotype, major. [Paratype minors closely resemble minors of Pheidole tetra (q.v.).] Scale bars = 1 mm.
MEXICO: 38 km southeast of Tepic, Nayarit, 1220 m, col. R. J. Hamton. Museum of Comparative Zoology
Gr tetroides, similar to Pheidole tetra.
- Wilson, E. O. 2003. Pheidole in the New World: A dominant, hyperdiverse ant genus. Harvard University Press, Cambridge, MA. (page 352, fig. major, minor described)