A new species of Ampithoe Leach, 1814 (Senticaudata, Ampithoidae) from Brazilian coast Author Correia, Filipe R. Author Guedes-Silva, Elkênita Author Souza-Filho, Jesser F. text Zootaxa 2016 4136 1 195 200 journal article 10.11646/zootaxa.4136.1.12 5632c9db-923d-4b0d-a24f-a4c466af6f45 1175-5326 256883 14269476-8C67-4F30-86D8-3A9E0D9DB914 Key of Brazilian Ampithoe species 1a. Male gnathopod 2 propodus palm with digitiform process.................................................... 2 1b. Male gnathopod 2 propodus palm lacking digitiform process................................................... 3 2a. Male gnathopod 2 palmar cleft V-shaped; male uropod 1 with broadly rounded inter-rami process.................................................................................................... A. divisura Shoemaker, 1938 . 2b. Male gnathopod 2 palmar cleft U-shaped; male uropod 1 without inter-rami process........... A. ramondi Audouin, 1826 3a. Gnathopod 2 propodus oval and palm densely setose, coxae 1–4 without group of 2–4 setae on postero-ventral margin................................................................................... Ampithoe suapensis sp. nov. 3b. Gnathopod 2 propodus rectangular not densely setose; coxae 1–4 with group of 2–4 setae on postero-ventral margin................................................................................ A. seticoxae Serejo & Lícinio, 2002 .