Showing the poisoned pectoral spine. Family Silurid . Drawing and caption from David Starr Jordan. A Guide to the Study of Fishes, Vol. 2.
References are in chronological order.
This bibliography is under development. Arlen, D.I. and C.V. Vartian.1999. Blomkalns, A.L. and E.J. Otten.1999. Baker, D.H. 1997. F.F. Derk, and A.J. Nardozza.