Caligus infestans Heller 1865

Caligus infestans Heller, 1865 (Figs 3A–D) Hosts: Katsuwonus pelamis (Linnaeus); Scomberomorus commerson (Lacepède) (Scombridae: Scombriformes); Sphyraena barracuda (Edwards) (Sphyraenidae: Carangiformes) Locality: Off east coast South Africa (Indian Ocean)— K. pelamis, S. commerson; off west coast South Africa (Atlantic Ocean)— S. barracuda Material examined: 6♀ + 4♂ Material collected: 1♀ + 1♂ from K. pelamis; 12♀ + 5♂ from S. commerson; 6♀ + 3♂ from S. barracuda Voucher material: 3♀ + 2♂ (SAMC-A099196) from S. commerson deposited in the Iziko South African Museum, Cape Town, South Africa. Adult female (Fig. 3A) genital complex distolateral corners lobed, reaching posterior margin of proximal segment of 2-segmented abdomen; antenna with pointed posterior process (arrowed) on proximal segment (Figs 3B, C); post-antennal process (pap) robust, strongly curved with small inner pointed process (ip) (Figs 3B, C); sternal furca (sf) with widely divergent tines with tips slightly recurved inwards (Fig. 3C); leg 4 proximal segment with bulging outer margin (arrowed) (Fig. 3D) (cf. Cressey & Cressey 1980; Pillai 1985). Remarks: This report confirms previous reports off southern Africa (Dippenaar 2004).