dcsimg

Distribution Notes

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Paraguay: Canindeyú
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California Academy of Sciences
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AntWeb. Version 8.45.1. California Academy of Science, online at https://www.antweb.org. Accessed 15 December 2022.
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Taxonomic History

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Extant: 1 valid subspecies

Eciton quadriglume r. dulcius Forel, 1912d PDF: 42 (w.) BRAZIL (São Paulo). Neotropic. AntCat AntWiki HOL

Taxonomic history

[Misspelled as dulcis by Santschi, 1916b PDF: 510, Santschi, 1919f PDF: 39; misspelled as dulce by Santschi, 1921g PDF: 90, Borgmeier, 1923: 101.].Luederwaldt, 1920b PDF: 10 (s.); Borgmeier, 1939 PDF: 406 (m.); Borgmeier, 1955 PDF: 203 (q.).Combination in Eciton (Holopone): Santschi, 1925b PDF: 11.Subspecies of Eciton quadriglume: Forel, 1913m PDF: 208; Bruch, 1914 PDF: 215; Santschi, 1916b PDF: 510; Luederwaldt, 1920b PDF: 10; Gallardo, 1920 PDF: 316; Borgmeier, 1923: 39.Status as species: Santschi, 1921g PDF: 90; Borgmeier, 1923: 101; Santschi, 1936d PDF: 402; Borgmeier, 1939 PDF: 406; Borgmeier, 1948b PDF: 459; Borgmeier, 1953 PDF: 9; Borgmeier, 1955 PDF: 203 (redescription); Kempf, 1972b PDF: 102; Watkins, 1976 PDF: 9 (in key); Brandão, 1991 PDF: 341; Bolton, 1995b: 184; Palacio, 1999: 151 (in key); Wild, 2007b PDF: 25; Palacio, 2019 PDF: 601.Senior synonym of Eciton hirsutum: Borgmeier, 1948b PDF: 459; Borgmeier, 1953 PDF: 13; Borgmeier, 1955 PDF: 203; Kempf, 1972b PDF: 102; Bolton, 1995b: 184.Senior synonym of Eciton dulcium jujuyensis: Borgmeier, 1948b PDF: 459; Borgmeier, 1955 PDF: 203; Kempf, 1972b PDF: 102; Bolton, 1995b: 184.
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California Academy of Sciences
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AntWeb. Version 8.45.1. California Academy of Science, online at https://www.antweb.org. Accessed 15 December 2022.
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Diagnostic Description

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Literature records: Canindeyú (Fowler 1981).

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Wild, A. L., 2007, A catalogue of the ants of Paraguay (Hymenoptera: Formicidae)., Zootaxa, pp. 1-55, vol. 1622
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Wild, A. L.
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Plazi (legacy text)

Diagnostic Description

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Desta espécie se conhecem todas as castas. Segundo já communiquei em 1936 (p. 56), o rev. P. Schwarzmaier descobriu em Goyaz soldados cujas mandíbulastêm forma de ganchos. Considero synonymo a var. jujuyense For., de que Bruch descreveu a fêmea (1923) e o macho (1934).

Possuo na minha collecção diversas fêmeas e machos de Campinas (Goyaz). Os machos foram todos encontrados no ninho; em 6.II 1.1936 foi encontrado ura ninho dentro de uma casa de cupim (Cornitermes sp.) e todos os machos estavam alados; em 28.III.1936 foi encontrado um outro ninho, com fêmea e muitos machos, esses todos desalados. Transcrevo o trecho respectivo da carta de Schwarzmaier(Abril 1936):

«Bei der letzten Sendung ist ein Tubus mit einer grossen Anzahl von Mãnnchen von Eciton dulcius , die ich antraf, ais ich am 6. III. einen Termitenbau aufbrach. Ich wollte die dulcius zum Nestwechsel zwingen; sie wussten aber nicht wohin und blieben in dichtem grabata. Dabei fing ich die Mãnnchen . Am 28. (III. brach ich einen anderen Termitenbau auf, ebenfalls mit Eciton dulcius ; davon ist die übersandteKõnigin ; nun traf ich hier die vermeintlichen Männchen aber ohne Flügel , wie einige Exemplare beweisen. Damit kam mir der Zweifel, ob die Tiere im grossen Tubus wirklich Mãnnchen , und nicht vielmehr Weibchen sind, denn die Männchen verlieren doch die Flügel nicht.»

Machos desalados de Ecitonjá foram mencionados por Wheeler (1921, p. 312, de pilosum v. beebei Wheel .). Taes machos também foram observados no gêneroDorylus (Africa); veja-se o interessante trabalho de Donisthorpe: On the oceurrence of dealated males in the genus Dorylus Fab. (Proc. R. Ent. Soe. London, A vol. 14, 1939, pp. 79-81).

A espécieé muito frequente em Campinas (Goyaz). Em dezembro de 1935 observei estas formigas saqueando ninhos de vespas dos gêneros Polybia e Metapolybia, levando as larvas.

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Borgmeier, T., 1939, Nova contribuição para o conhecimento das formigas neotropicais (Hym. Formicidae)., Revista de Entomologia, São Paulo, pp. 403-428, vol. 10
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Borgmeier, T.
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