palaeoherpetology
/ˌpalɪəʊˌhəːpɪˈtɒlədʒi/ /ˌpeɪlɪəʊˌhəːpɪˈtɒlədʒi/Palaeontology
noun
The branch of palaeontology that deals with extinct and fossil amphibians and reptiles.
Origin
Early 20th century; earliest use found in The New English Dictionary. From palaeo- + herpetology.