Review of the genus Chauliopleona Dojiri and Sieg, 1997 (Crustacea, Peracarida, Tanaidacea) and description of three new species

Abstract

The tanaidacean genus Chauliopleona Dojiri and Sieg, 1997 is reviewed. A generic diagnosis is given and the type species Chauliopleona dentata Dojiri and Sieg, 1997 is redescribed. Three species, Leptognathia armataHansen, 1913, L. amdrupii Hansen, 1913 and L. hastata Hansen, 1913 are placed into this genus. Three new species, one from the Angola Basin, one from the deep sea of the tropical East Pacific and one from Antarctica are described. A key for the genus is provided.

Keywords:

• Tanaidacea
• Chauliopleona
• taxonomy
• new species

Acknowledgements

Financial support was provided by the German Research Foundation grant BR 1121/19‐1. Thanks to the Cobice programme the author could visit the Zoological Museum of the University of Copenhagen to compare the type material from the Hansen expedition. The author wants to thank Anja Schmidt who kindly provided the specimens from the Beagle Channel, to Christian Borowsky for the Discol material, and Prof. Angelika Brandt from the Zoological Museum Hamburg for the material from Greenland, Angola Basin and Antactica for study. Thanks are also due to Graham Bird for useful discussions on this topic, to Jorgen Jorgensen of the Zoological Museum of Copenhagen for loaning type material, to Erick Hochberg of the Santa Monica Museum of Natural History for helping clarify the status of the type material of C. dentata, to Oliver Coleman of the Naturkunde‐Museum Berlin for loaning material from the personal collection of Jürgen Sieg for this study, to Brigite Hilbig for reading the manuscript and to the reviewers for their comments.