Caligus brevicaudus Pillai, 1963
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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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DOI |
https://doi.org/10.5281/zenodo.16987255 |
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persistent identifier |
https://treatment.plazi.org/id/5E1F87E2-6C45-9A2E-FF6D-FCF7FC77FA48 |
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treatment provided by |
Plazi |
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scientific name |
Caligus brevicaudus Pillai, 1963 |
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Caligus brevicaudus Pillai, 1963 View in CoL
( Figs 6A–G View FIGURE 6 )
Host: Caranx ignobilis (Forsskål) ( Carangidae : Carangiformes)
Locality: Off east coast South Africa (Indian Ocean)
Material examined: 5♀ + 3♂
Material collected: 36♀ + 16♂ from C. ignobilis
Voucher material: 3♀ + 2♂ ( SAMC-A099199 ) from C. ignobilis deposited in the Iziko South African Museum , Cape Town, South Africa .
Adult female ( Fig. 6A View FIGURE 6 ) with short abdomen wider than long; antenna with well-developed posterior process on basal segment; post-antennal process bifid ( Fig. 6B View FIGURE 6 ); maxillule with dentiform posterior process (mpp) bifid, smaller tine basal to main tine ( Fig. 6C View FIGURE 6 ); sternal furca tines blunt with marginal flanges ( Fig. 6D View FIGURE 6 ); leg 1 exopod last segment with basal medial pinnate seta (arrowed) same length as distolateral seta 4, others shorter ( Fig. 6E View FIGURE 6 ); leg 3 protopod with circular group of truncated denticles (arrowed) ( Fig. 6F View FIGURE 6 ), first exopodal segment with large recurved distolateral hook (ds), without inner seta ( Fig. 6F View FIGURE 6 ); leg 4 3-segmented with I, I, III spines (arrowed) respectively ( Fig. 6G View FIGURE 6 ) (cf. Pillai 1985; Boxshall 2018).
Remarks: The total length of this female copepod is about 3.7 mm which agrees with that reported by Pillai (1985) and Özak et al. (2013) and is bigger than the length reported by Boxshall (2018) from Australian waters.
This is the first report of C. brevicaudus from south African waters.
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.