Opisthopsis

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Opisthopsis
Opisthopsis respiciens
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Formicinae
Tribe: Camponotini
Genus: Opisthopsis
Dalla Torre, 1893
Type species
Formica (Myrmecopsis) respiciens, now Opisthopsis respiciens
Diversity
20 species
(Species Checklist, Species by Country)

Opisthopsis respiciens casent0173607 profile 1.jpg

Opisthopsis respiciens

Opisthopsis respiciens casent0173607 dorsal 1.jpg

Specimen Label

Synonyms
Evolutionary Relationships


Gigantiops
  (1 species)



Santschiella
  (1 species)





Myrmoteras
  (41 species)


Camponotini

Colobopsis
  (117 species)




Opisthopsis
  (20 species)




Dinomyrmex
  (2 species)




Polyrhachis
  (788 species)




Camponotus
  (1,502 species)




Overbeckia
  (3 species)




Calomyrmex
  (14 species)



Echinopla
  (39 species)










Based on Ward et al. (2016), Klimes et al. (2022).


Photo Gallery

  • Shattuck C14160-web, SOSC-4575, ANIC32-030552-3, Opisthopsis, e. Mareeba, Queensland.jpg
  • Shattuck C14167, SOSC-4575-1, ANIC32-030552, Opisthopsis, e. Mareeba, Queensland.jpg

Identification

AntWeb icon 02.png See images of species within this genus

Keys including this Genus

 

Distribution

Distribution and Richness based on AntMaps

Biology

Life History Traits

  • Mean colony size: 100-200 (Greer et al., 2021)
  • Compound colony type: not parasitic (Greer et al., 2021)
  • Nest site: hypogaeic; arboreal (Greer et al., 2021)
  • Diet class: omnivore (Greer et al., 2021)
  • Foraging stratum: subterranean/leaf litter; arboreal (Greer et al., 2021)

Castes

Morphology

Worker Morphology

• Antennal segment count: 12 • Antennal club: absent • Palp formula: 6,4 • Total dental count: 5-6 • Spur formula: 1 simple, 1 simple • Eyes: >100 ommatidia • Pronotal Spines: absent • Mesonotal Spines: absent • Propodeal Spines: absent • Petiolar Spines: absent • Caste: monomorphic, some size-variable • Sting: absent • Metaplural Gland: present • Cocoon: present

Karyotype

All Karyotype Records for Genus

Explore Data: All, Drilldown
Click here to show/hide karyotype data.
Taxon Haploid Diploid Karyotype Locality Source Notes
Opisthopsis rufithorax 50 Australia Imai et al., 1977

Nomenclature

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

  • OPISTHOPSIS [Formicinae: Camponotini]
    • Opisthopsis Dalla Torre, 1893: 219. Replacement name for Myrmecopsis Smith, F. 1865: 68. [Junior homonym of Myrmecopsis Newman, 1850: cxxii (Lepidoptera).]
  • MYRMECOPSIS [junior homonym, see Opisthopsis]
    • Myrmecopsis Smith, F. 1865: 68 [as subgenus of Formica]. Type-species: Formica (Myrmecopsis) respiciens, by monotypy. [Junior homonym of Myrmecopsis Newman, 1850: cxxii (Lepidoptera).]
    • Myrmecopsis raised to genus: Mayr, 1876: 76.
    • Opisthopsis Dalla Torre, 1893: 219, replacement name for Myrmecopsis Smith, F.

References