`` Pogonodon '' was described by Edward Drinker Cope in 1880 , and two species are known : `` P. davisi '' and `` P. platycopis '' . `` Pogonodon '' was described in 1880 by Edward Drinker Cope . Two species are recognized , `` P. davisi '' and `` P. platycopis '' .
"Pogonodon"' digambarkan oleh Edward Drinker Cope pada tahun 1880, dan dua spesies dikenali: "P. davisi"' dan "P. platycopis"'. "Pogonodon" 'diterangkan pada tahun 1880 oleh Edward Drinker Cope. Dua spesies diiktiraf, "P. davisi" 'dan "P. platycopis" '.