Hyphydrus Illiger of Myanmar (Coleoptera: Dytiscidae), with description of Hyphydrus schillhammeri sp.n.

Abstract

Five species of the genus Hyphydrus Illiger are reported from Myanmar based on the study of recently collected material and literature sources. Data on their ecology and distribution are presented. Hyphydrus schillhammeri sp.n. is described from Shan State of Myanmar and deemed to belong to the signatus-group of species. A key to identification of and comparisons between the new species and other species of the group are given.

Keywords:

• Coleoptera
• Dytiscidae
• Hyphydrus
• taxonomy
• new species
• faunistics
• ecology

Acknowledgements

I thank Dr. Harald Schillhammer for the possibility to take part in the trips to Myanmar, for the help and support during the trips as well as the possibility to study the material collected in his previous expeditions and for making the habitus photography. I am very grateful to our Myanmar colleagues, especially U Myint Hlaing and U Tein Tun Soe, for their help in organisation, administrative and logistic matters, companionship, and help in collecting the material. The Naturhistorisches Museum Wien is thanked for financially supporting the trips. I wish also to thank Dr. Olof Biström (Helsinki, Finland) and Dr. Andrew Short (Lawrence, Kansas, USA) for their useful comments on the manuscript.