Paratrachymyrmex

Santos, Carlos Daniel Assis Dos, Chaul, Júlio Cezar Mário & Serrão, José Eduardo, 2025, Taxonomic contributions to Mycetomoellerius Solomon et al., 2019 (Hymenoptera: Formicidae: Myrmicinae): description of two new species and a key for the genus, Zootaxa 5569 (1), pp. 93-118 : 97

publication ID

https://doi.org/10.11646/zootaxa.5569.1.3

publication LSID

lsid:zoobank.org:pub:AFAB2B57-EBE6-4A03-A22E-0E1862037881

DOI

https://doi.org/10.5281/zenodo.14713639

persistent identifier

https://treatment.plazi.org/id/039E879C-8D14-A77A-FEB2-FBE6FC688838

treatment provided by

Plazi

scientific name

Paratrachymyrmex
status

 

Paratrachymyrmex View in CoL

1. Median pronotal spines separated ( Fig. 2 View FIGURE 2 , B), not basally fused ( Fig. 2 View FIGURE 2 , A).

2. Mandible dorsally striated ( Fig. 2 View FIGURE 2 , E), sometimes solely basally striated [e.g. P. levis ( Weber, 1938) ]. 3. Preocular carinae short, sometimes curved towards the frontal carinae ( Fig. 2 View FIGURE 2 , B, E) [e.g. Paratrachymyrmex diversus ( Mann, 1916) , P. intermedius ( Forel, 1909) , and P. mandibularis ( Weber, 1938) ].

4. Pilosity sparse ( Fig. 2 View FIGURE 2 , G).

5. Postocular protuberance inconspicuous ( Fig. 2 View FIGURE 2 , E).

6. Vertexal corners generally rounded ( Fig. 2 View FIGURE 2 , E).

7. Posterior margin of head usually with strong median impression ( Fig. 2 View FIGURE 2 , E).

8. Postpetiole in lateral view often with posteromedial impression (posterior margin concave) ( Fig. 2 View FIGURE 2 , G, J). 9. First gastral tergite often with conspicuous pair of lateral ridges, median pair usually poorly-marked or absent ( Fig. 2 View FIGURE 2 , J).

10. Propodeal projections short in most species [except in P. diversus , P. intermedius , and P. mandibularis ]. 11. Promesonotum usually with subequal-sized projections ( Fig. 2 View FIGURE 2 , G) [except in P. intermedius and P. mandibularis ]. 12. Antennal scape never with basal lobe; microtubercles tiny ( Fig. 2 View FIGURE 2 , B, E).

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

Family

Formicidae

SubFamily

Myrmicinae

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