Aneesh, P.T., A.K. Helna, A.B. Kumar & B.A. Venmathi Maran. (2023). A new species of Cardiodectes Wilson C.B., 1917 (Copepoda: Siphonostomatoida: Pennellidae) from Spinyjaw greeneye, Chlorophthalmus corniger Alcock, 1894 off the Indian Ocean. Zootaxa. 5369 (2): 277–291.

473009

10.11646/zootaxa.5369.2.7 [view]

Aneesh, P.T., A.K. Helna, A.B. Kumar & B.A. Venmathi Maran

2023

5369 (2): 277–291.

Publication

Available for editors   [request]

A new species of flesh penetrating parasitic copepod of the genus Cardiodectes Wilson C.B., 1917 (Siphonostomatoida: Pennellidae) parasitizing the fish Spinyjaw greeneye, Chlorophthalmus corniger Alcock, 1894 (Chlorophthalmidae), inhabiting at depths of 265 to 458 meters from the south-west coast of India is described and illustrated. The new species, Cardiodectes vampire sp. nov., can be distinguished from its other 16 congeners by the following features: (i) trunk 3.15 times as long as wide; (ii) extremely long (3.5 times as long as total body length) and uncoiled egg sacs; (iii) difference in the armature of legs 1–3; (iv) comparatively longer trunk (0.7 times as long as total body length). A checklist of valid global species of Cardiodectes with its host and distribution is also provided. Key words: Fish parasite, copepod, Cardiodectes vampire sp. nov., Pennellidae, deep-sea, India

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