Note 57 — Chapter VIII · DUCK—GOOSE—PEACOCK—TURKEY—GUINEA-FOWL—CANARY-BIRD—GOLD-FISH—RIVER-BEES—SILK-MOTHS.
Reading edition
‘Observations in Nat. Hist.,’ 1846, p. 211. Dr. Gray has described, in ‘Annals and Mag. of Nat. Hist.,’ 1860, p. 151 a nearly similar variety but destitute of a dorsal fin.