A new Callichirus ghost shrimp species from the southwestern Atlantic, long confounded with C. major (Say, 1818) (Decapoda: Axiidea: Callichiridae) Author Hernáez, Patricio Author Miranda, Marcel S. Author Rio, Juliana P. P. Author Pinheiro, Marcelo A. A. text Journal of Natural History 2022 2022-07-14 56 9 - 12 533 563 http://dx.doi.org/10.1080/00222933.2022.2067016 journal article 125513 10.1080/00222933.2022.2067016 ffc96fd8-8dba-4891-ac17-9c160719d50a 1464-5262 7012462 29450E54-130A-4838-B923-F9676609DB3A Genus Callichirus Stimpson, 1866 Type species Callichirus major ( Say, 1818 ) , by original designation. Included species Callichirus adamas ( Kensley, 1974 ) (EA) ; C. corruptus sp. nov. (WA); C. garthi ( Retamal, 1975 ) (EP) ; C. islagrande ( Schmitt, 1935 ) (WA) ; C. major ( Say, 1818 ) (WA) ; C. santarosaensis Sakai and Türkay, 2012 (WA); and C. seilacheri ( Bott, 1955 ) (EP) .