Xigonus, Just, Jean & Wilson, George D. F., 2006

Just, Jean & Wilson, George D. F., 2006, Revision of Southern Hemisphere Austronanus Hodgson, 1910, with two new genera and five new species of Paramunnidae (Crustacea: Isopoda: Asellota), Zootaxa 1111, pp. 21-58 : 47

publication ID

https://doi.org/ 10.5281/zenodo.171530

DOI

https://doi.org/10.5281/zenodo.6254997

persistent identifier

https://treatment.plazi.org/id/463E7938-4753-FFAD-2E4D-FC58FDF0FA76

treatment provided by

Plazi

scientific name

Xigonus
status

gen. nov.

Xigonus View in CoL gen. nov.

Type species. Paramunna patagoniensis Winkler, 1994 , here designated.

Species included. Xigonus patagoniensis ( Winkler, 1994) comb. nov.

Etymology. The genus name is a random selection of letters.

Diagnosis. Body slender ovate, greatest width less than 50% length. Protruding frontal margin of head angular with rounded mid point, dorsally upcurving anteriorly, without lateral corners but indented at antennular insertion, anterior rim dorsoventrally thin, pointed in lateral view. Pereopod I carpus triangular. Coxa I with triangular forward projection. Coxae II–VII simple rings without denticles. Pereonites 5–7 lateral margins not projecting, coxae visible in dorsal view. Pleotelson tapering, proximal margin distinctly shorter than lateral margin, lateral margins smooth.

Remarks. For differences between Xigonus , Austronanus and Stephenseniellus see remarks under Austronanus .

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