Bregmacerinia  Bregmacerinia is an extinct genus of prehistoric bony fish that lived during the early part of the Miocene epoch. Included in a book of Miocene fish: "Miocene Fish: Megalodon, Carcharocles Angustidens, Mene, Tunjice Hills Seahorse, Megapiranha, Lampris Zatima, Oncorhynchus Rastrosus"