Caligus asperimanus Pearse, 1951

Dippenaar, Susan M. & Sebone, Makwena M., 2025, Caligus (Caligidae: Siphonostomatoida) species off southern Africa with the description of C. pillaii sp. nov., Zootaxa 5686 (2), pp. 151-197 : 152

publication ID

https://doi.org/10.11646/zootaxa.5686.2.1

publication LSID

lsid:zoobank.org:pub:FAE3CA10-9DC4-45E0-819E-6F3A02CE7F20

DOI

https://doi.org/10.5281/zenodo.16987249

persistent identifier

https://treatment.plazi.org/id/5E1F87E2-6C4D-9A26-FF6D-FAB7FEE1F830

treatment provided by

Plazi

scientific name

Caligus asperimanus Pearse, 1951
status

 

Caligus asperimanus Pearse, 1951 View in CoL

( Figs 1A–F View FIGURE 1 )

Host: Katsuwonus pelamis (Linnaeus) ( Scombridae : Scombriformes)

Locality: Off east coast South Africa (Indian Ocean)

Material examined: 1♀

Material collected: 1♀ from K. pelamis

Adult female ( Fig. 1A View FIGURE 1 ) antenna with spatulate posterior spine (arrowed) on proximal segment ( Fig. 1B View FIGURE 1 ); post-antennal process (pap) recurved or nearly at right angle ( Fig. 1C View FIGURE 1 ); maxillule posterior process (mpp) with pointed tip ( Fig. 1D View FIGURE 1 ); sternal furca (sf) tines widely divergent ( Fig. 1B View FIGURE 1 ); leg 2 endopod second segment with 2–3 rows of strong denticles (arrowed) on outer margin ( Fig. 1E View FIGURE 1 ; cf. Fig. 14 View FIGURE 14 in Cressey (1991)); leg 4 proximal segment distolateral spine (dls) reaching beyond base of lateral spine (I) of compound segment and this spine reaches beyond bases of terminal spines (II, III and IV) of compound segment, distomedial spine (IV) almost twice length of other spines ( Fig. 1F View FIGURE 1 ) (cf. Cressey 1991).

Remarks: Previous records of C. asperimanus were from Lutjanus ( Lutjanidae : Acanthuriformes) species ( Cressey 1991). Thus, K. pelamis represents a new host record for C. asperimanus and it is also a new record off South Africa.

Kingdom

Animalia

Phylum

Arthropoda

Class

Copepoda

Order

Siphonostomatoida

Family

Caligidae

Genus

Caligus

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