The recognized
species in this
genus are: •
Opsanus beta (
Goode &
T. H. Bean, 1880) (Gulf toadfish) •
Opsanus brasiliensis Rotundo,
Spinelli &
Zavala-Camin, 2005 (considered by some sources to be a junior synonym of O. tau) •
Opsanus dichrostomus Collette, 2001 (bicolor toadfish) •
Opsanus pardus (Goode & T. H. Bean, 1880) (leopard toadfish) •
Opsanus phobetron Walters &
C. R. Robins, 1961 (scarecrow toadfish) •
Opsanus tau (
Linnaeus, 1766) (oyster toadfish) The earliest fossil remains of
Opsanus are from the early-to-mid
Miocene-aged
Choptank Formation of Maryland, US. ==References==