Eoformica pinguis Scudder 1877 (ant)

Insecta - Hymenoptera - Formicidae

Alternative combinations: Eoformica pingue, Liometopum pingue

Synonyms: Eoformica eocenica Cockerell 1921, Lasius terreus Scudder 1878

Full reference: S. H. Scudder. 1877. The First Discovered Traces of Fossil Insects in the American Tertiaries. Bulletin of the United States Geological and Geographical Survey of the Territories 3:741-762

Belongs to Eoformica according to B. Bolton 2012

See also Carpenter 1930, Cockerell 1921, Dlussky and Rasnitsyn 2002, Scudder 1877, Scudder 1878 and Scudder 1890

Sister taxa: Eoformica brevipetiola, Eoformica expectans, Eoformica globularis, Eoformica latimedia, Eoformica magna

Type specimens:

  • Eoformica pinguis: MCZ 2937, an exoskeleton (male with no wings). Its type locality is Fossil CaƱon, which is in a Bridgerian lacustrine - large shale in the Green River Formation of Utah.
  • Eoformica eocenica: USNM 66932, an exoskeleton. Its type locality is USGS 17-3; Smith's Ranch, in the vicinity of Cathedral Bluffs, which is in a Bridgerian lacustrine - large shale in the Green River Formation of Colorado.
  • Lasius terreus: 14692, an exoskeleton. Its type locality is Petrified fish cut (Richardson Coll), which is in a Bridgerian lacustrine - large diatomite/shale in the Green River Formation of Wyoming.

Ecology:

Distribution:

• Eocene of United States (18: Colorado, Montana, Utah, Wyoming collections)

Total: 18 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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