Naranius Russell and Dashzeveg, 1986

Ting, Suyin, Wang, Xiaoming & Meng, Jin, 2023, Cranial And Postcranial Morphology Of The Insectivoran-Grade Mammals Hsiangolestes And Naranius (Mammalia, Eutheria) With Analyses Of Their Phylogenetic Relationships, Bulletin of the American Museum of Natural History 2023 (463), pp. 1-129 : 75

Naranius Russell and Dashzeveg, 1986

TYPE SPECIES: Naranius infrequens, Russell and Dashzeveg, 1986

INCLUDED SPECIES: Naranius hengdongensis ( N. cf. infrequens of Ting, 1995, 1998), new species.

DISTRIBUTION AND AGE: Early Eocene (Bumbanian Asian Land Mammal Age), Bumban Member of Naran-Bulak Formation , Tsagan-Khushu, Nemegt Basin, Mongolia ; Early Eocene (Bumbanian Asian Land Mammal Age), Lingcha Formation, Hengyang Basin, Hunan Province, China .

REVISED DIAGNOSIS: This is a very small animal with considerably reduced P2–3 and p2–3 smaller than both preceding and subsequent premolars, P3 with two roots (char. 31), P4 anterior and posterior edge symmetrical (char. 48), p2

with posterior accessory cuspule (char. 54), presence of diastema posterior to p2 (char. 56), molar protocone without labial shift (char. 97), postcingulum situated lingual to metaconule position (char. 100), presence of rudimentary hypocone (char. 101), M3 without hypocone (char. 108), and M3 without metacone (char. 109).