More cautionary tales: family, generic and species synonymies of recently published taxa of ghost and mud shrimps (Decapoda: Axiidea and Gebiidea) Author Dworschak, Peter C. Author Poore, Gary C. B. text Zootaxa 2018 2018-03-13 4394 1 61 76 journal article 30533 10.11646/zootaxa.4394.1.3 30f97048-a3c2-4cdf-a525-7ac1070ca9dc 1175-5326 1196962 3833A0D9-64E0-4BF3-84AF-5B01C7C24AD0 Genus Guyanacaris Sakai, 2011 Guyanacaris Sakai, 2011 : 119 –120 [type species Calocaris ( Calastacus ) hirsutimana Boesch & Smalley, 1972 , by original designation, gender feminine] Neoaxius Sakai, 2017 : 504 –505 [type species Neoaxius nicoyaensis Sakai, 2017 , by original designation and monotypy, gender masculine]. Syn. nov. Remarks. The synonymy of Neoaxius Sakai, 2017 is justified in the discussion of the species Guyanacaris caespitosa ( Squires, 1979 ) , below.