Cymothoa, Fabricius, 1793

Ravichandran, S., Vigneshwaran, P. & Rameshkumar, G., 2019, A taxonomic review of the fish parasitic isopod family Cymothoidae Leach, 1818 (Crustacea: Isopoda: Cymothooidea) of India, Zootaxa 4622 (1), pp. 1-99 : 18

publication ID

https://doi.org/ 10.11646/zootaxa.4622.1.1

publication LSID

urn:lsid:zoobank.org:pub:4537BB46-452F-4E0C-A444-4AA5E12A64E7

DOI

https://doi.org/10.5281/zenodo.8397270

persistent identifier

https://treatment.plazi.org/id/E129637E-FF8B-A452-FF47-FC74FA06FA7D

treatment provided by

Plazi

scientific name

Cymothoa
status

 

Key to the Indian species of Cymothoa View in CoL View at ENA

1. Pereonite 1 anterolateral margins minute and not reaching the middle of the cephalon; uropods extending to pleotelson posterior margin.............................................................................................. 2

- Pereonite 1 anterolateral margins extending nearly half the length of cephalon; uropods not extending to pleotelson posterior margin.............................................................................................. 3

2. Coxae 2–7 posteroventral margins rounded, all are visible from dorsal view............ Cymothoa parupenei Avdeev, 1979 View in CoL

- Coxae 2–7 posteroventral margins subtruncate, only 4–7 visible from dorsal view................................................................................................... Cymothoa indica Schiöedte & Meinert, 1884 View in CoL

3. Pleonites not subequal in width; pereopod 7 merus with bulbous protrusion on inferior distal margin........................................................................................... Cymothoa eremita ( Brünnich, 1783) View in CoL

- Pleonites subequal in width; pereopod 7 merus without bulbous protrusion on inferior distal margin.................... 4

4. Cephalon partially immersed in less developed amphicephalic process of pereonite 1; pereonite 1 anterolateral margins broad, with round or subtruncate projections..................................... Cymothoa frontalis Milne Edwards, 1840 View in CoL

- Cephalon immersed in well-developed amphicephalic process of pereonite 1; pereonite 1 anterolateral margins narrow, with minute projections........................................................ Cymothoa bychowskyi Avdeev, 1979 View in CoL

Kingdom

Animalia

Phylum

Arthropoda

Class

Malacostraca

Order

Isopoda

Family

Cymothoidae

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