Discussion and an outline of included classification given by Gill 1903: 959-960 [ref. 4983]. Date may be 1789. Gill, T. N. (1903). On some neglected genera of fishes. Proc. U. S. Natl. Mus. v. 26 (no. 1344), pp 959-962 [ref. 4983]. Publication date: 11 July. From Eschmeyer on the web.