The four type minors were collected from the floor of forest transitional between terra firme of higher ground and seasonally flooded forest. (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
Check data from AntWeb
Known only from minors.
The following information is derived from Barry Bolton's Online Catalogue of the Ants of the World.
- xanthogaster. Pheidole xanthogaster Wilson, 2003: 364, figs. (w.) PERU.
Unless otherwise noted the text for the remainder of this section is reported from the publication that includes the original description.
A species tentatively placed in the fallax group, of uncertain affinities, known only from the minor caste, and recognized formally here because of its strikingly distinctive bicolored body. It is further distinguished by the reduction of the propodeal spines to denticles and narrow occiput with a thin nuchal collar.
MEASUREMENTS (mm) Holotype minor: HW 0.66, HL 0.80, SL 0.96, EL 0.14, PW 0.44.
COLOR Minor: bicolored, with head, mesosoma, and waist light yellowish brown, and gaster clear medium yellow; mandibles and tarsi clear medium yellow; antennae and other leg parts yellowish brown.
Figure. Holotype, minor, with paratype propodeum depicted above. Scale bars = 1 mm.
PERU: Cuzco Amazónico, 15 km northeast of Puerto Maldonado, Madre de Dios, col. Stefan Cover and John E. Tobin. Museum of Comparative Zoology
Gr xanthogaster, yellow stomach, referring to the gaster.
- Wilson, E. O. 2003. Pheidole in the New World: A dominant, hyperdiverse ant genus. Harvard University Press, Cambridge, MA. (page 364, fig. minor described)