Tapinoma madeirense

This species was known as T. ambiguum Emery, 1925 for many years and was recently synonymised with T. madeirense by Wetterer et al. (2007). At present it seems widespread in central and southern Europe (Rigato & Toni, 2011).

Distribution based on Regional Taxon Lists
Palaearctic Region: Albania, Andorra, Austria, Balearic Islands, Belarus, Belgium, Bulgaria, Croatia, Czech Republic, France, Germany, Greece, Hungary, Iberian Peninsula, Italy, Lithuania, Luxembourg, Montenegro, Netherlands, Poland, Portugal, Republic of Moldova, Romania, Russian Federation, Slovakia, Slovenia, Spain, Switzerland, United Kingdom of Great Britain and Northern Ireland.

Nomenclature

 *  madeirense. Tapinoma erraticum var. madeirense Forel, 1895d: 231 (w.) PORTUGAL (Madeira I.). Emery, 1925d: 56 (q.). Raised to species and senior synonym of ambiguum: Wetterer, Espadaler, et al. 2007: 24. See also: Seifert, 2012a: 142.
 * ambiguum. Tapinoma erraticum subsp. ambiguum Emery, 1925d: 57, fig. 9 (w.q.m.) FRANCE. Junior synonym of erraticum: Baroni Urbani, 1964b: 55. Revived from synonymy and raised to species: Kutter, 1977c: 181; Arnol'di & Dlussky, 1978: 547; Seifert, 1984a: 151. Junior synonym of madeirense: Wetterer, Espadaler, et al. 2007: 24.

Type Material
Seifert (2012) - Letotype gyne (published in Wetterer et al. 2007) on a pin together with two gynes (one without head) labelled "Typus" [red label], "Tapinoma erraticum Latr. var. madeirense Forel, Ribeira Brava, Madeira", "Coll A.Forel" and "Topmost gyne LECTOTYPE". Further eight pins with 12 paralectotype gynes and 16 paralectotype workers from Madeira. All material in Muséum d' Histoire Naturelle Geneve.