Ectatomminae

AntWiki: The Ants --- Online

The subfamily Ectatomminae is represented in Australia by two genera, Gnamptogenys and Rhytidoponera. Gnamptogenys is uncommon and restricted to Cape York Peninsula, Queensland while Rhytidoponera is one of the most common groups of ants in Australia. Gnamptogenys nests in rotten wood while Rhytidoponera generally nest in soil, with some species in rotten wood.

Identification

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Keys including this Subfamily

Keys to Genus in this Subfamily

Distribution

Distribution and Species Richness based on AntMaps

Statistics

Extant Taxa

Tribes Valid Genera % World Genera Invalid Genera Valid Species/Subsp. % World Species Invalid Species/Subsp.
2 12 2.3% 14 305 2.01% 173

Fossil Taxa

Fossil Genera % World Fossil Genera Valid Fossil Species/Subsp. % World Fossil Species/Subsp.
3 1.8% 14 1.56%

Fossils known from: Baltic amber (Bartonian, Middle to Late Eocene), Chon-Tyz mine, Naryn Province, Kyrgyzstan (Middle Miocene), Dominican amber, Dominican Republic (Burdigalian, Early Miocene), Foremost Formation amber, Alberta, Canada (Campanian, Late Cretaceous), Foulden Maar diatomite, New Zealand (Aquitanian, Early Miocene), Messel, Germany (Lutetian, Middle Eocene), Sicilian amber, Italy (Late/Upper Miocene).

List of Tribes and Genera

Tribes

Extant Genera

Fossil Genera

Biology

Flight Period

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Morphology

Karyotype Data

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Known Haploid Counts: 8, 10, 11, 12, 13, 16, 17, 18, 19, 20, 21, 22, 23, 25, 26, 34.

Haploid Count Details: 10 (Taxon: Typhlomyrmex meire), 10 (Taxon: Poneracantha triangularis), 11 (Taxon: Rhytidoponera metallica), 11 (Taxon: Heteroponera relicta), 12 (Taxon: Rhytidoponera metallica), 12 (Taxon: Heteroponera dolo), 13 (Taxon: Gnamptogenys), 16 (Taxon: Holcoponera pleurodon), 16 (Taxon: Gnamptogenys), 17 (Taxon: Rhytidoponera metallica), 17 (Taxon: Holcoponera moelleri), 17 (Taxon: Holcoponera striatula), 17 (Taxon: Typhlomyrmex rogenhoferi), 18 (Taxon: Rhytidoponera metallica), 18 (Taxon: Ectatomma tuberculatum), 18 (Taxon: Rhytidoponera metallica), 18 (Taxon: Typhlomyrmex rogenhoferi), 18 (Taxon: Gnamptogenys), 18 (Taxon: Gnamptogenys), 19 (Taxon: Rhytidoponera purpurea), 19 (Taxon: Rhytidoponera metallica), 19 (Taxon: Typhlomyrmex rogenhoferi), 20 (Taxon: Rhytidoponera metallica), 20 (Taxon: Ectatomma muticum), 21 (Taxon: Rhytidoponera impressa), 21 (Taxon: Rhytidoponera metallica), 21 (Taxon: Stictoponera menadensis), 21 (Taxon: Rhytidoponera victoriae), 21 (Taxon: Rhytidoponera metallica), 21 (Taxon: Gnamptogenys), 21 (Taxon: Rhytidoponera chalybaea), 22 (Taxon: Stictoponera binghamii), 22 (Taxon: Ectatomma brunneum), 22 (Taxon: Rhytidoponera metallica), 23 (Taxon: Ectatomma permagnum), 23 (Taxon: Ectatomma edentatum), 23 (Taxon: Rhytidoponera metallica), 23 (Taxon: Gnamptogenys), 25 (Taxon: Rhytidoponera mayri), 26 (Taxon: Rhytidoponera aciculata), 34 (Taxon: Gnamptogenys annulata), 8 (Taxon: Gnamptogenys).

Known Diploid Counts: 16, 20, 22, 23, 24, 26, 30, 32, 34, 35, 36, 37, 38, 39, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 52, 68.

Diploid Count Details: 16 (Taxon: Gnamptogenys), 20 (Taxon: Typhlomyrmex meire), 20 (Taxon: Poneracantha triangularis), 22 (Taxon: Rhytidoponera metallica), 22 (Taxon: Heteroponera relicta), 23 (Taxon: Rhytidoponera), 23 (Taxon: Rhytidoponera metallica), 24 (Taxon: Rhytidoponera metallica), 24 (Taxon: Rhytidoponera metallica), 24 (Taxon: Heteroponera dolo), 24 (Taxon: Poneracantha triangularis), 26 (Taxon: Gnamptogenys regularis), 26 (Taxon: Gnamptogenys regularis), 26 (Taxon: Gnamptogenys), 30 (Taxon: Rhytidoponera tasmaniensis), 32 (Taxon: Holcoponera striatula), 32 (Taxon: Holcoponera pleurodon), 32 (Taxon: Gnamptogenys), 34 (Taxon: Rhytidoponera metallica), 34 (Taxon: Holcoponera moelleri), 34 (Taxon: Holcoponera moelleri), 34 (Taxon: Holcoponera striatula), 34 (Taxon: Holcoponera striatula), 34 (Taxon: Holcoponera striatula), 34 (Taxon: Typhlomyrmex rogenhoferi), 35 (Taxon: Rhytidoponera metallica), 36 (Taxon: Ectatomma tuberculatum), 36 (Taxon: Rhytidoponera metallica), 36 (Taxon: Rhytidoponera metallica), 36 (Taxon: Typhlomyrmex rogenhoferi), 36 (Taxon: Gnamptogenys), 36 (Taxon: Gnamptogenys), 37 (Taxon: Rhytidoponera metallica), 37 (Taxon: Rhytidoponera metallica), 38 (Taxon: Rhytidoponera purpurea), 38 (Taxon: Rhytidoponera metallica), 38 (Taxon: Typhlomyrmex rogenhoferi), 39 (Taxon: Rhytidoponera maniae), 41 (Taxon: Rhytidoponera metallica), 41 (Taxon: Rhytidoponera metallica), 42 (Taxon: Rhytidoponera impressa), 42 (Taxon: Stictoponera menadensis), 42 (Taxon: Rhytidoponera victoriae), 42 (Taxon: Rhytidoponera metallica), 42 (Taxon: Rhytidoponera metallica), 42 (Taxon: Gnamptogenys), 42 (Taxon: Rhytidoponera chalybaea), 43 (Taxon: Rhytidoponera metallica), 43 (Taxon: Rhytidoponera metallica), 44 (Taxon: Rhytidoponera maniae), 44 (Taxon: Ectatomma brunneum), 44 (Taxon: Holcoponera moelleri), 44 (Taxon: Rhytidoponera metallica), 45 (Taxon: Rhytidoponera maniae), 46 (Taxon: Rhytidoponera maniae), 46 (Taxon: Rhytidoponera), 46 (Taxon: Rhytidoponera tasmaniensis), 46 (Taxon: Ectatomma permagnum), 46 (Taxon: Ectatomma edentatum), 46 (Taxon: Rhytidoponera metallica), 46 (Taxon: Rhytidoponera metallica), 46 (Taxon: Gnamptogenys), 47 (Taxon: Rhytidoponera maniae), 48 (Taxon: Rhytidoponera maniae), 48 (Taxon: Rhytidoponera), 49 (Taxon: Rhytidoponera), 50 (Taxon: Rhytidoponera mayri), 50 (Taxon: Rhytidoponera), 50 (Taxon: Rhytidoponera punctata), 52 (Taxon: Rhytidoponera), 52 (Taxon: Rhytidoponera lamellinodis), 52 (Taxon: Rhytidoponera aciculata), 68 (Taxon: Gnamptogenys annulata).

Phylogeny

Formicoidea
Camelomecia clade
(unplaced to family)

Camelomecia

Camelosphecia

Formicidae              
Stem Formicidae

Unplaced to subfamily (Baikuris, Cretomyrma, Dlusskyidris)

Clade Sphecomyrmines

Haidomyrmecinae

Sphecomyrminae

Zigrasimeciinae

Clade Antennoclypeata

Brownimeciinae

Crown Formicidae              

Leptanillinae

Martialinae

Amblyoponinae - see relationships

Apomyrminae

Proceratiinae

Ponerinae - see relationships

Agroecomyrmecinae

Paraponerinae

Dorylinae - see relationships

Aneuretinae

Dolichoderinae - see relationships

Myrmeciinae - see relationships

Pseudomyrmecinae - see relationships

Formicinae - see relationships

Ectatomminae - see relationships

Myrmicinae - see relationships

See Phylogeny of Formicidae for details.

Nomenclature

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

  • ECTATOMMINAE [subfamily of Formicidae]
    • Ectatommii Emery, 1895j: 767. Type-genus: Ectatomma Smith, F. 1858b: 102.

Taxonomic History

  • Ectatommini as tribe of Ponerinae: Emery, 1895j: 767 [Ectatommii].
  • Ectatomminae as poneromorph subfamily of Formicidae: Bolton, 2003: 45, 172.
  • Ectatomminae as formicoid subfamily of Formicidae: Ouellette, et al. 2006: 365; Moreau, et al. 2006: 102; Brady, et al. 2006: 18173.
  • Ectatomminae as formicoid ectaheteromorph subfamily of Formicidae: Ward, 2007a: 556.

Taxonomic References

Bolton, 2003: 45, 172 (diagnosis, synopsis); Ouellette, et al. 2006: 365 (phylogeny); Moreau, et al. 2006: 102 (phylogeny); Brady, et al. 2006: 18173 (phylogeny); Ward, 2007a: 556 (classification); Keller, 2011: 1 (morphology, phylogeny); Baccaro, et al. 2015: 76, 168 (Brazil genera key, text); Camacho & Feitosa, in Delabie, et al. 2015: 23 (phylogeny, taxonomy).

References