Revised nomenclature of the sea pen genus Balticina Gray, 1870 (= Halipteris Kölliker, 1870) (Anthozoa: Octocorallia) Author Pérez, Carlos Daniel 0000-0002-0866-1183 Grupo de Pesquisa em Antozoários - GPA, Centro Acadêmico de Vitória, Universidade Federal de Pernambuco, Vitória de Santo Antão, Pernambuco, Brazil. carlos.perez@ufpe.br Author Cordeiro, Ralf Tarciso Silva Grupo de Pesquisa em Antozoários - GPA, Departamento de Biologia, Universidade Federal Rural de Pernambuco, Recife, Pernambuco, Brazil. & Department of Zoology (Invertebrate Zoology), National Museum of Natural History, Smithsonian Institution, Washington, D. C., USA Author Williams, Gary C. Department of Invertebrate Zoology, California Academy of Sciences, San Francisco, California, USA Author Gomes, Paula Braga Grupo de Pesquisa em Antozoários - GPA, Departamento de Biologia, Universidade Federal Rural de Pernambuco, Recife, Pernambuco, Brazil. text Zootaxa 2021 2021-05-03 4966 2 237 244 journal article 6540 10.11646/zootaxa.4966.2.10 ed503ed0-e7ea-465e-90b9-83e2ff1d1b36 1175-5326 4736352 D96EDA1D-2651-45FC-A35A-957543199822 Genus Balticina Gray, 1870 Halipteris Kölliker, 1870 Norticina Gray, 1870 Osteocella Gray, 1870 Pavonaria Kölliker, 1870 (invalid, preoccupied by Pavonaria Schweigger, 1819 ) Verrillia Stearns, 1873 Rakollikeria nom. nov. (substitute name for Pavonaria Kölliker, 1870 preoccupied by Pavonaria Schweigger, 1819 )