| Stigmatomma trigonignathum | |
|---|---|
|  | |
| Scientific classification  | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Arthropoda | 
| Class: | Insecta | 
| Order: | Hymenoptera | 
| Family: | Formicidae | 
| Genus: | Stigmatomma | 
| Species: | S. trigonignathum | 
| Binomial name | |
| Stigmatomma trigonignathum (Brown, 1949) | |
| Synonyms | |
| 
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Stigmatomma trigonignathum is a species of ant in the subfamily Amblyoponinae. It is considered one of the rarest ants in the world, only known from one specimen collected in 1948[1] and another observed in 2008. Both records are from the Piedmont region of North Carolina.[2]
Description
The 1948 type specimen is 6.12 mm long, including mandibles but excluding stinger. It is mostly uniform ferruginous in color.[1]
References

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Wikispecies has information related to Stigmatomma trigonignathum.
- 1 2 Brown, W. L. (1949). "A new American Amblyopone, with notes on the genus (Hymenoptera: Formicidae)" (PDF). Psyche: A Journal of Entomology. 56 (2): 81–88.
- ↑ Guénard, Benoit & Mccaffrey, Katherine & LUCKY, ANDREA & Dunn, Robert. (2012). Ants of North Carolina: An updated list (Hymenoptera: Formicidae). Zootaxa. 3552. 1-36. 10.11646/zootaxa.3552.1.1.
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