For full description see Trans. N. Z. Inst. VI, pp. 76-84, pls. X-XII (1874).
"CNEMIORNIS GRACILIS" FORBES.
Cnemiornis gracilis Forbes, Trans. N.Z. Inst. XXIV, p. 187 (1892) (Nomen nudum).
"A most elegantly moulded goose from the North Island." Unfortunately this is all that has been published about this form!
Habitat: North Island, New Zealand.
CNEMIORNIS MINOR FORBES.
Cnemiornis minor Forbes, Trans. N.Z. Inst. XXIV, p. 187 (1892); vide also Trans. N.Z. Inst. VI, pp. 76-84 (Hector).
This species appears to be distinguished from Cnemiornis calcitrans by its very small size, being hardly bigger than Cereopsis novaehollandiae.
Habitat: Middle Island, New Zealand.