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Pheidole xanthogaster
| Pheidole xanthogaster | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Hymenoptera |
| Family: | Formicidae |
| Subfamily: | Myrmicinae |
| Tribe: | Attini |
| Genus: | Pheidole |
| Species: | P. xanthogaster |
| Binomial name | |
| Pheidole xanthogaster Wilson, 2003 | |
The four type minors were collected from the floor of forest transitional between terra firme of higher ground and seasonally flooded forest. (Wilson 2003)
Identification
See the description in the nomenclature section.
Keys including this Species
Distribution
Only known from the type locality.
Latitudinal Distribution Pattern
Latitudinal Range: -0.631944444° to -12.497473°.
| North Temperate |
North Subtropical |
Tropical | South Subtropical |
South Temperate |
- Source: AntMaps
Distribution based on Regional Taxon Lists
Neotropical Region: Colombia, Ecuador, Peru (type locality).
Distribution based on AntMaps
Distribution based on AntWeb specimens
Check data from AntWeb
Countries Occupied
| Number of countries occupied by this species based on AntWiki Regional Taxon Lists. In general, fewer countries occupied indicates a narrower range, while more countries indicates a more widespread species. |
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Estimated Abundance
| Relative abundance based on number of AntMaps records per species (this species within the purple bar). Fewer records (to the left) indicates a less abundant/encountered species while more records (to the right) indicates more abundant/encountered species. |
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Biology
Castes
Known only from minors.
Nomenclature
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.
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.
Type Material
PERU: Cuzco Amazónico, 15 km northeast of Puerto Maldonado, Madre de Dios, col. Stefan Cover and John E. Tobin. Museum of Comparative Zoology
Etymology
Gr xanthogaster, yellow stomach, referring to the gaster.
References
- Wilson, E. O. 2003. Pheidole in the New World: A dominant, hyperdiverse ant genus. Harvard University Press, Cambridge, MA. (page 364, fig. minor described)