LIST OF CONTENTS. 



PART IV.— 1880. 



Page 



IS'ote XXXI. The new Dytiscidae and Gyrinidae collected during the 



recent scientific Sumatra-Expedition, described by Dr. M. Régimbart. 209. 



Note XXIXII- Description of a new species of the Lucanoid genus Fi- 



gulus. By C. KiTSEMA Cz 217. 



Note XXXIII. Description of three new exotic species of the Hyme- 



nopterous genus Xylocopa. By C. Ritsema Cz 220. 



Note XXXIV. On two new exotic species of Fossorial Hymenoptera. 



By C. KiTSEMA Cz. 225. 



Note XXXV. Description of two new species of the Rhynchophorous 



genus Apoderus. By W. Roelofs 227. 



Note XXXVI. On a new species of the genus Ectatorhinus , Ectato- 



rhinus Hasselti. By W. Roelofs 231. 



Note XXXVII. Description of a new species of the Rhynchophorous 



genus Oxyrhynchus. By W. Roelofs 235. 



Note XXXVIII. Description of a new species of the family Anthribi- 



dae. By W. Roelofs 237. 



Note XXXIX. On two new species of the genus Lomaptera from the 



Timor Group. By C. Ritsema Cz 241. 



Note XHi. Description of a Sumatran species of the Longicorn genus Cal- 



loplophora. Thorns. By C. Ritsema Cz 246. 



N'ote XLI. A new species of the Coleopterous genus Platyrhopalus from 



Java, described by C. Ritsema Cz 249. 



