FIGURE 1. A–C in Parasites (Isopoda: Epicaridea and Nematoda) from ghost and mud shrimp (Decapoda: Axiidea and Gebiidea) with descriptions of a new genus and a new species of bopyrid isopod and clarification of Pseudione Kossmann, 1881

FIGURE 1. A–C, Ione thompsoni Richardson, 1904 (YPM IZ 089393) ex Gilvossius setimanus (DeKay, 1844)). A, dorsal overview of female; B, ventral overview of female with male in situ; C, ventral overview of male. D, photograph of live male Callianassa truncata Giard & Bonnier, 1890 (NHMW 20514) from Croatia bearing Ione thoracica (Montagu, 1808) (NHMW 25810) in left branchial chamber. Scale bars: A–C = 2 mm; D = 5 mm. D courtesy of Peter Dworschak.