ammonites
Cretomyrma unicornis Dlussky 1975 (ant)

Insecta - Hymenoptera - Formicidae

Full reference: G. M. Dlussky. 1975. Formicidae Taxonomy; Hymenoptera Apocrita of Mesozoic. Transactions of the Palaeontological Institute Academy of Sciences of the USSR 147:1-134

Belongs to Cretomyrma according to B. Bolton 2012

Sister taxon: Cretomyrma arnoldii

Type specimen: PIN 3311/363, an exoskeleton. Its type locality is Taimyr amber, Yantardakh Hill (PIN collection 3311), which is in a Santonian terrestrial amber in the Kheta Formation of the Russian Federation.

Ecology:

Average measurements (in mm): middle femur length 1.33, middle tibia length 1.27