Lasiophanes

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Lasiophanes is a small genus of six described species that are endemic of Patagonia(Argentina and Chile) that is related to Lasius of the Northern Hemisphere and Melophorus of Australia and New Zealand.

Identification

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Distribution

Distribution and Richness based on AntMaps

Species by Region

Number of species within biogeographic regions, along with the total number of species for each region.

Afrotropical Region Australasian Region Indo-Australian Region Malagasy Region Nearctic Region Neotropical Region Oriental Region Palaearctic Region
Species 0 0 0 0 0 6 0 0
Total Species 2841 1736 3045 932 835 4379 1741 2862

Biology

Life History Traits

  • Mean colony size: ? (Greer et al., 2021)
  • Compound colony type: not parasitic (Greer et al., 2021)
  • Nest site: hypogaeic; arboreal (Greer et al., 2021)
  • Diet class: ? (Greer et al., 2021)
  • Foraging stratum: subterranean/leaf litter; arboreal (Greer et al., 2021)

Castes

Morphology

Worker Morphology

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• Antennal segment count: 12 • Antennal club: gradual • Palp formula: 6,4 • Total dental count: 6-8 • Spur formula: 1 simple, 1 simple • Eyes: >100 ommatidia • Scrobes: absent • Pronotal Spines: absent • Mesonotal Spines: absent • Propodeal Spines: absent • Petiolar Spines: absent • Caste: none or weak • Sting: absent • Metaplural Gland: present • Cocoon: present

Phylogeny

Formicinae
Myrmelachistini
Lasiini
Melophorini
Formicini
Gesomyrmecini

Gesomyrmex  (7 species, 12 fossil species)

Oecophyllini

Oecophylla  (15 species, 16 fossil species)

Plagiolepidini
Gigantiopini

Gigantiops  (1 species, 0 fossil species)

Santschiellini

Santschiella  (1 species, 0 fossil species)

Myrmoteratini

Myrmoteras  (41 species, 0 fossil species)

Camponotini

See Phylogeny of Formicinae for details.

Nomenclature

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

  • LASIOPHANES [Formicinae: Lasiini]
    • Lasiophanes Emery, 1895i: 16 [as subgenus of Melophorus]. Type-species: Formica nigriventris (junior primary homonym in Formica; Formica atriventris first available replacement name), by subsequent designation of Wheeler, W.M. 1911f: 165.
    • Lasiophanes subgenus of Melophorus: Emery, 1922a: 90; Emery, 1925b: 12.
    • Lasiophanes raised to genus: Wheeler, W.M. 1922a: 695; Wheeler, W.M. 1935c: 71; retained as genus: Kusnezov, 1952c: 90; Kusnezov, 1956: 31; Kempf, 1972a: 128; Snelling, R.R. & Hunt, 1976: 104.

References