Temnothorax angulohumerus

AntWiki: The Ants --- Online
Temnothorax angulohumerus
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Crematogastrini
Genus: Temnothorax
Species: T. angulohumerus
Binomial name
Temnothorax angulohumerus
Zhou, Huang, Yu & Liu, 2010

Nothing is known about the biology of Temnothorax angulohumerus.

Identification

Zhou et al. (2010) - This species is similar to Temnothorax cuneinodis but differs from the latter by head with convex sides and almost straight occipital margin, longer antennal scape which slightly surpasses occipital margin, petiole with long anterior peduncle.

Keys including this Species

Distribution

Distribution based on Regional Taxon Lists

Palaearctic Region: China (type locality).

Distribution based on AntMaps

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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 the worker caste.

Nomenclature

The following information is derived from Barry Bolton's Online Catalogue of the Ants of the World.

  • angulohumerus. Temnothorax angulohumerus Zhou, et al. 2010: 12, figs. 1-3 (w.) CHINA.

Unless otherwise noted the text for the remainder of this section is reported from the publication that includes the original description.

Description

Worker

Paratypes. HL 0.60-0.66, HW 0.54-0.60, SL 0.52-0.62, PW 0.40-0.44, ML 0.88-0.90, PL 0.20-0.22, PH 0.18-0.20, ESL 0.10-0.12 (2 specimens measured).

Holotype. HL 0.60, HW 0.54, SL 0.52, PW 0.42, ML 0.88, PL 0.20, PH 0.18, ESL 0.12, Head longer than broad (CI = 1.10- 1.15), with convex sides, almost straight occipital margin. Anterior clypeal margin broadly rounded. Antennae 12-segmented, antennal scape relatively long, slightly surpassing occipital margin (SI1 =0.86-0.94, SI2=0.96- 1.03).

Mesosoma with strongly convex pronotum, in profile its anterior face steep. Metanotal groove shallow and indistinct. Propodeum with short, basally wide, sharp spines (ESLI = 0.18-0.22). Humeri in dorsal view distinctly angulate. Petiole slightly longer than high (PI = 1.10-1.11), with long anterior peduncle; petiolar node in profile with distinct concave anterior face and broadly rounded dorsum. Postpetiole as high as petiole, subglobular.

Dorsum of head with fine striations, spaces between striations finely reticulate, central part of frons unsculptured, appearing smooth. Anterior margin of pronotum marginate, its central plate smooth, mesonotum irregularly longitudinally striate, dorsum of propodeum transversely rugulose. Sides of pronotum longitudinally rugulose, mesopleura and sides of propodeum longitudinally rugulose and coarsely punctuate. appearing dull. Petiole finely punctuate, postpetiole dorsum and gaster smooth and shining.

Occipital margin and dorsum of mesosoma with fine, short standing hairs. Body and appendages ochreous-yellow, dorsum of head and gaster darker.

Type Material

Holotypeworker. China: Qianjiadong Narure Reserve, Jiangyong County, Hunan Province, 19 September, 2004 (Jianhua Huang). Pararypes, 2 workers, data as holotype.

Etymology

The species is named after its angular humeri.

References

References based on Global Ant Biodiversity Informatics

  • Fontanilla A. M., A. Nakamura, Z. Xu, M. Cao, R. L. Kitching, Y. Tang, and C. J. Burwell. 2019. Taxonomic and functional ant diversity along tropical, subtropical, and subalpine elevational transects in southwest China. Insects 10, 128; doi:10.3390/insects10050128
  • Zhou S., J.; Huang, D. Yu, and Z. Liu. 2010. Eight new species and three newly recorded species of the ant genus Temnothorax Mayr (Hymenoptera: Formicidae) from the Chinese mainland, with a key. Sociobiology 56:(1): 7-26