Nothing is known about the biology of rosula.
- 1 Identification
- 2 Distribution
- 3 Biology
- 4 Castes
- 5 Nomenclature
- 6 References
See the description in the nomenclature section.
Keys including this Species
Only known from the type locality.
Latitudinal Distribution Pattern
Latitudinal Range: -28.4° to -34.585032°.
- Source: AntMaps
Distribution based on Regional Taxon Lists
Distribution based on AntMaps
Distribution based on AntWeb specimens
Check data from AntWeb
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.
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.
The following information is derived from Barry Bolton's Online Catalogue of the Ants of the World.
- rosula. Pheidole rosula Wilson, 2003: 743, figs. (s.w.) ARGENTINA.
Unless otherwise noted the text for the remainder of this section is reported from the publication that includes the original description.
Major: reddish yellow; frontal lobes extended forward as low but still conspicuous lobes, in side view; shallow antennal scrobes present, with surfaces smooth except for scattered foveae; postpetiole spinose; rugoreticulum on each side of head extends from eye to antennal fossa, posterior to eye for about an Eye Length distance, and anterior almost to the anterior genal border; carinulae extend to occiput, which is smooth; anterior half of pronotal dorsum carinulate; pilosity dense and long, with some hairs longer than Eye Length.
Minor: most of head and mesosoma variably foveolate; frontal lobes carinulate; humerus in dorsal-oblique view denticulate; propodeal spines reduced to denticles.
MEASUREMENTS (mm) Holotype major: HW 1.22, HL 1.28, SL 0.54, EL 0.16, PW 0.72. Paratype minor: HW 0.62, HL 0.64, SL 0.54, EL 0.12, PW 0.40.
COLOR Major: body and mandibles reddish yellow, appendages plain dark yellow.
Minor: concolorous light reddish yellow.
Figure. Upper: holotype, major. Lower: paratype, minor. Scale bars = 1 mm.
ARGENTINA: Palermo, Buenos Aires, col. R. Thaxter. Museum of Comparative Zoology
L rosula, little rose, alluding to similarity with Pheidole rosae.
- Wilson, E. O. 2003. Pheidole in the New World: A dominant, hyperdiverse ant genus. Harvard University Press, Cambridge, MA. (page 743, fig. major, minor described)