Remarks on the Curculionid genus Chalcocybebus

In my last paper ¹) I described a new species of Coleoptera from New Guinea, Astrolabe Bay, viz. Eurhynchus superbus , supposing Aporhina bispinosa Boisd. to be identical with bispinosa Lac., which has four white spots on each elytron. Since then I have made further studies on this genus and my best thanks are due to Messrs. J. Faust, J. R. H. Neervoort van de Poll, C. Ritsema, G. Severin, W. Rothschild and Dr. K. Jordan, for intrusting to me the specimens, in part typical ones, of their collections. Through the kindness of these gentlemen I have been able to recognize the following species and subspecies: