Seventy-five ant species have been recorded in Andorra, a small landlocked country located in the heart of the Pyrenees and bordered by Spain and France. The country covers an area of approximately . The ant fauna of Andorra is mostly dominated by Central European species (some are typical cold climate specialists); however species belonging to the Mediterranean ant fauna are also found. This can be explained by the particular geographic situation of Andorra which is characterized by a high mountain Mediterranean climate.
With 75 species recorded, the ant fauna of Andorra can be considered as highly diverse, especially considering the size of the country. The species are distributed across 21 genera belonging to 4 subfamilies (Dolichoderinae, Formicinae, Myrmicinae, Ponerinae). The most speciose subfamily was Myrmicinae and the most speciose genus was Formica with 36 and 14 species respectively. The number of ant species collected represents more than one third of the number of species found in France (213) species and about a quarter of the total number of species recorded in the Iberian Peninsula (299 species). When considered at the scale of the Pyrenees, Andorra contains about 88% of the ant species recorded in these mountains above an altitude of 1,000 m (about 85 species).
This checklist is based on Bernadou et al. (2013), who notes that the total number of species could actually be somewhat higher. Very few parasitic species are recorded and they could probably be found with a higher sampling effort, and based on what is known from the ant fauna of France and Spain, some genera can be expected to be richer (e.g. Temnothorax, Camponotus).
Species Subfamily Species Author citation Image Dolichoderinae Dolichoderus quadripunctatus (Linnaeus, 1771) Dolichoderinae Tapinoma erraticum (Latreille, 1798) Dolichoderinae Tapinoma madeirense Forel, 1895 Formicinae Camponotus aethiops (Latreille, 1798) Formicinae Camponotus cruentatus (Latreille, 1802) Formicinae Camponotus herculeanus (Linnaeus, 1758) Formicinae Camponotus lateralis (Olivier, 1792) Formicinae Camponotus ligniperda (Latreille, 1802) Formicinae Camponotus piceus (Leach, 1825) Formicinae Camponotus truncatus (Spinola, 1808) Formicinae Formica decipiens Bondroit, 1918 Formicinae Formica exsecta Nylander, 1846 Formicinae Formica foreli Bondroit, 1918 Formicinae Formica frontalis Santschi, 1919 Formicinae Formica fusca Linnaeus, 1758 Formicinae Formica gerardi Bondroit, 1917 Formicinae Formica lemani Bondroit, 1917 Formicinae Formica lugubris Zetterstedt, 1838 Formicinae Formica picea Nylander, 1846 Formicinae Formica pratensis Retzius, 1783 Formicinae Formica pressilabris Nylander, 1846 Formicinae Formica rufa Linnaeus, 1761 Formicinae Formica rufibarbis Fabricius, 1793 Formicinae Formica sanguinea Latreille, 1798 Formicinae Lasius alienus (Förster, 1850) Formicinae Lasius brunneus (Latreille, 1798) Formicinae Lasius distinguendus (Emery, 1916) Formicinae Lasius flavus (Fabricius, 1782) Formicinae Lasius fuliginosus (Latreille, 1798) Formicinae Lasius grandis Forel, 1909 Formicinae Lasius mixtus (Nylander, 1846) Formicinae Lasius niger (Linnaeus, 1758) Formicinae Lasius paralienus Seifert, 1992 Formicinae Lasius piliferus Seifert, 1992 Formicinae Lasius platythorax Seifert, 1991 Formicinae Plagiolepis pygmaea (Latreille, 1798) Formicinae Plagiolepis xene Stärcke, 1936 Myrmicinae Aphaenogaster gibbosa (Latreille, 1798) Myrmicinae Aphaenogaster subterranea (Latreille, 1798) Myrmicinae Crematogaster scutellaris (Olivier, 1791) Myrmicinae Leptothorax acervorum (Fabricius, 1793) Myrmicinae Leptothorax muscorum (Nylander, 1846) Myrmicinae Messor structor (Latreille, 1798) Myrmicinae Myrmecina graminicola (Latreille, 1802) Myrmicinae Myrmica lobulicornis Nylander, 1857 Myrmicinae Myrmica rubra (Linnaeus, 1758) Myrmicinae Myrmica ruginodis Nylander, 1846 Myrmicinae Myrmica sabuleti Meinert, 1861 Myrmicinae Myrmica scabrinodis Nylander, 1846 Myrmicinae Myrmica schencki Emery, 1895 Myrmicinae Myrmica specioides Bondroit, 1918 Myrmicinae Myrmica spinosior Santschi, 1931 Myrmicinae Myrmica sulcinodis Nylander, 1846 Myrmicinae Myrmica wesmaeli Bondroit, 1918 Myrmicinae Pheidole pallidula (Nylander, 1849) Myrmicinae Pyramica tenuipilis (Emery, 1915) Myrmicinae Solenopsis sp. Westwood, 1840 Myrmicinae Stenamma striatulum Emery, 1895 Myrmicinae Strongylognathus testaceus (Schenck, 1852) Myrmicinae Temnothorax affinis (Mayr, 1855) Myrmicinae Temnothorax gredosi (Espadaler & Collingwood, 1982) Myrmicinae Temnothorax kraussei (Emery, 1916) Myrmicinae Temnothorax lichtensteini (Bondroit, 1918) Myrmicinae Temnothorax nadigi (Kutter, 1925) Myrmicinae Temnothorax niger (Forel, 1894) Myrmicinae Temnothorax nigriceps (Mayr, 1855) Myrmicinae Temnothorax nylanderi (Förster, 1850) Myrmicinae Temnothorax parvulus (Schenck, 1852) Myrmicinae Temnothorax rabaudi (Bondroit, 1918) Myrmicinae Temnothorax tuberum (Fabricius, 1775) Myrmicinae Temnothorax unifasciatus (Latreille, 1798) Myrmicinae Tetramorium impurum (Förster, 1850) Myrmicinae Tetramorium pyrenaeicum Röszler, 1936 Ponerinae Hypoponera punctatissima (Roger, 1859) Ponerinae Ponera coarctata (Latreille, 1802)
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