Note 6 — Chapter I · AMPHIBIA, OR BATRACHIANS.
Reading edition
The Necturus, a Siren-like animal inhabiting the lakes of North America, has a series of small, fang-like teeth above and below, which are stated to give an envenomed bite.—"Proceedings of the Zoological Society" for 1857, p. 61. For poison-organs in certain fishes, vide the same publication for 1864, p. 155.—Ed.