Neivamyrmex nigrescens (lat.) Is a species of nomadic ants of the genus Neivamyrmex from the subfamily Ecitoninae ( Formicidae ) [1] .
| Neivamyrmex nigrescens | ||||||||||||||||
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| Neivamyrmex nigrescens (Cresson, 1872) | ||||||||||||||||
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Content
Distribution
New World : North America ( USA , Mexico ) [2] [3] [4] .
Description
Small and medium-sized nomadic ants, the body length of the workers is about 5 mm (females 10-14 mm, winged males from 11 to 13 mm). The main color is reddish-brown (males to black). The antennae of the workers are 12-segmented. The mandibular palps are 2-segmented, the lower labial palps composed of 2-3 segments. Mandibles are triangular. Eyes are missing or reduced to several facets. Ocellia and antennal grooves absent. Claws of legs are simple without additional teeth on a concave surface. The propodeum is round, without teeth. The posterior thorax is located in its upper lateral part or near the midline of the propodeum. Shins of middle and hind legs with one comb spur. The stalk between the breast and the abdomen in workers consists of two segments. The sting is developed [2] [3] [5] [6] .
Lead a nomadic lifestyle . They have no permanent nests, except for temporary bivouacs . Nomadic and sedentary phases last 16 and 20 days, respectively [7] [8] [9] . Colonies include from 150,000 to 250,000 working ants [2] .
See also
- Eciton
Notes
- ↑ Cresson, ET 1872. Hymenoptera Texana. Trans. Am. Entomol. Soc. 4: 153-292 (page 194, description of males)
- ↑ 1 2 3 Snelling GC, Snelling RR New synonymy, new species, new keys to Neivamyrmex army ants of the United States // Advances in ant systematics (Hymenoptera: Formicidae): homage to EO Wilson - 50 years of contributions / Snelling, RR , BL Fisher, and PS Ward (eds). - 2007. - P. 459-550. - (Memoirs of the American Entomological Institute, 80). - ISBN 1-887988-24-7 .
- ↑ 1 2 Watkins JF, II. The Identification and Distribution of New World Army Ants (Dorylinae: Formicidae). - Waco, TX: Baylor University Press, 1976 .-- 102 p. - ISBN 9780918954183 .
- ↑ Borgmeier T. Die Wanderameisen der neotropischen Region (German) // Studia entomologica. Revista internacional de entomologia: Journal. - Petrópolis (Rio de Janeiro): Editora Vozes Ltda, 1955. - Vol. 3. - P. 1-720. - ISSN 0585-5098 .
- ↑ Watkins JF, II. The army ants of Mexico (Hymenoptera: Formicidae: Ecitoninae) (Eng.) // Journal of the Kansas Entomological Society: Journal. - Lawrence (KS, USA): Kansas Entomological Society, 1982. - Vol. 55. - P. 197-247. - ISSN 1937-2353 .
- ↑ Watkins, JF, II. The identification and distribution of the army ants of the United States of America (Hymenoptera, Formicidae, Ecitoninae) (Eng.) // Journal of the Kansas Entomological Society: Journal. - Lawrence (KS, USA): Kansas Entomological Society, 1985. - Vol. 58. - P. 479-502. - ISSN 1937-2353 .
- ↑ Gotwald WH, Jr. Army Ants: The Biology of Social Predation. - Ithaca, NY: Cornell Univ. Press, 1995 .-- 302 p.
- ↑ Rettenmeyer CW Behavioral studies of army ants (English) // Univ. Kans. Sci. Bull. : Magazine. - 1963. - Vol. 44. - P. 281-465.
- ↑ Schneirla TC Army Ants: A Study in Social Organization. - San Francisco: WH Freeman & Co, 1971 .-- 394 p.
Literature
- Gotwald, WH, Jr. Army Ants: The Biology of Social Predation. - Ithaca, NY: Cornell Univ. Press, 1995 .-- 302 p.
- Schneirla, TC Army Ants: A Study in Social Organization. - San Francisco: WH Freeman & Co, 1971 .-- 394 p.