Caligus quadratus Shiino, 1954
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publication ID |
https://doi.org/10.11646/zootaxa.5686.2.1 |
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publication LSID |
lsid:zoobank.org:pub:FAE3CA10-9DC4-45E0-819E-6F3A02CE7F20 |
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persistent identifier |
https://treatment.plazi.org/id/5E1F87E2-6C4A-9A2E-FF6D-F94BFB9DFE24 |
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treatment provided by |
Plazi |
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scientific name |
Caligus quadratus Shiino, 1954 |
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Caligus quadratus Shiino, 1954 View in CoL
( Figs 5A–F View FIGURE 5 )
Hosts: Scomberomorus commerson (Lacepède) ( Scombridae : Scombriformes); Coryphaena hippurus Linnaeus ( Coryphaenidae : Carangiformes)
Locality: Off east coast South Africa (Indian Ocean)—both hosts; off west coast South Africa (Atlantic Ocean)— C. hippurus
Material examined: 5♀ + 3♂
Material collected: 1♂ from S. commerson ; and 42♀ + 8♂ from C. hippurus
Voucher material: 3♀ + 2♂ ( SAMC-A099198 ) from Coryphaena hippurus deposited in the Iziko South African
Museum, Cape Town, South Africa.
Adult female ( Fig. 5A View FIGURE 5 ) genital complex distolateral corners slightly lobate, only reaching proximal part of 1-segmented abdomen with slightly indented lateral margin posteriorly; antenna (a2) with small pointed posterior process (arrowed) on basal segment ( Fig. 5B View FIGURE 5 ); post-antennal process (pap) with small weakly curved tine ( Fig. 5B View FIGURE 5 ); sternal furca (sf) with slightly divergent tines, tips blunt with lateral flanges ( Figs 5B, C View FIGURE 5 ); leg 1 distal exopodal segment posterior pinnate setae (arrowed) armed with fine setules ( Fig. 5D View FIGURE 5 ); leg 2 second endopod segment outer margin with large denticles (d) ( Fig. 5E View FIGURE 5 ); leg 3 first exopodal segment with weakly curved distolateral spine (ds) ( Fig. 5F View FIGURE 5 ) (cf. Kamanli 2020; Özak 2020).
Remarks: This is the first time that C. quadratus is reported off southern Africa.
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.