Nomenclatural changes in two families of asellote isopods (Acanthaspidiidae and Ischnomesidae) Author Merrin, Kelly L. Author Poore, Gary C. B. text Zootaxa 2015 4013 1 139 142 journal article 10.11646/zootaxa.4013.1.10 cf40ed59-ee00-4d44-a1db-ecd2fb1839ce 1175-5326 236495 BDFD09A8-FC03-4B75-B227-EF7EAEAFBC0C Ischnomesus Richardson, 1908 Ischnosoma Sars, 1866 : 115 ( type species: Ischnosoma bispinosum Sars, 1866 ) (preoccupied). Ischnomesus Richardson, 1908 : 81 (replacement name). Bactromesus Wolff, 1962 : 83 ( type species: Stylomesus gracilis Birstein, 1960 ).