1940  Dunbarites Miller & Furnish: 532.
     1957  Dunbarites.- Treatise: L67.
     1960  Dunbarites.- Ruzhentsev: 229.
     1962  Dunbarites.- Osnovy: 394.

Type species: Paralegoceras rectilaterale Miller, 1930, p. 402 [OD].

A:   Whorl section with flattened venter, ventro-lateral narrowly rounded shoulder, moderately narrow umbilicate.
D:   About two constrictions deepening on center of flanks; mature modification with subterminal constriction.
G:   Lobe close to umbilicus subdivided; between both parts a shallow lobe is developed. Suture formula:
     [Germ.] (E1 Em E1) A (Lv Lm Ld) U I,     [Russ.] (V1 V1) L U2:U1 I D.