Enneamerus reticulatus

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Enneamerus reticulatus
Temporal range: Bartonian, Middle to Late Eocene Baltic amber, Baltic Sea region
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Crematogastrini
Genus: Enneamerus
Species: E. reticulatus
Binomial name
Enneamerus reticulatus
Mayr, 1868

Identification

Radchenko and Dlussky (2017)

  • head dorsum with fine longitudinal rugae, number of rugae between frontal carinae level with the eyes 4-5; surface between rugae densely but not too coarsely reticulated;
  • mesosoma coarsely reticulated, petiole and postpetiole less coarsely but densely reticulated;
  • antennal scape strongly bent at the base, without any trace of lobe or carina;
  • body with quite abundant, long, slightly curved erect to suberect hairs; antennal scape with long abundant curved erect to suberect hairs that distinctly longer than maximum width of scape; legs with abundant decumbent pilosity and sparser and longer subdecumbent hairs.
Firgure 3. Worker of Enneamerus reticulatus Mayr, specimen SIZK K-8937, body in lateral view. A) Photograph. Scale bar – 1 mm.
Firgure 3. Worker of Enneamerus reticulatus Mayr, specimen SIZK K-8937, body in lateral view. B) Line drawing. Scale bar – 1 mm.

Distribution

This taxon was described from Baltic amber (Bartonian, Middle to Late Eocene) and is also known from Rovno amber (Priabonian, Late Eocene) (Perkovsky, 2016).


Distribution based on AntMaps

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Distribution based on AntWeb specimens

Check data from AntWeb

Biology

Worker

Castes

Nomenclature

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

  • reticulatus. †Enneamerus reticulatus Mayr, 1868c: 100, pl. 5, figs. 102, 103 (w.) BALTIC AMBER (Eocene).

Type Material

  • Neotype (designated by Radchenko & Dlussky, 2017:), worker, Baltic Amber (Eocene), No. GZG.BST.04660 (original Klebs’ No. K 1698).

Description

References