22 



RiTSEMA, C. Cz. 



A new species of the Coleopterous genus Platy- 



rhopalus trom Java. ...... II. 249. 



Description of three new exotic species of the Hy- 



raenopterous genus Xylocopa. .... 

 On two new exotic species of Fossorial Hymenoptera. 

 On a new species of Cetonide from the Aru-Islands. 

 Description of a new species of the Longicorn genus 



Cereopsius Thorns. ...... 



A new species of the Longicorn genus Bacchisa Pasc. 

 Synonymical remarks about two species of Longicorn 



Coleoptera in the collections of the Leyden Museum. 

 On a new genus of Longicorn Coleoptera belonging 



to the group of the Batoceridae. 

 Description of a new species of the Longicorn genus 



Praonetha Pasc. 



Description of a new species of the Coleopterous 



family Elateridae. ...... 



New species of Pachyteria, a genus of Longicorn 



Coleoptera. ........ 



Description of a new species of the Longicorn genus 



Melanauster Thorns. ...... 



Description of a new species of the Coleopterous 



genus Bothrideres Erichs. . . . . , 

 Two new species of the Coleopterous genus Helota 



Mac Leay. ........ 



Synonymical remarks about certain Coleoptera. 

 The species of the Rhynchophoi'ous genus Eupholus 



Guér. ......... 



Four new species and a new genus of Longicorn 



Coleoptera. ........ 



Three new species of Sumatran Longicorn Coleoptera 



from the collections of the Sumatra-Expedition. 

 Description of a new species of the Dynastid genus 



Trichogomphus Burm. ..... 



Synonymical remarks about a Heterocerous Lepi- 



dopteron, ........ 



Two new species of Lucanoid Coleoptera from 



Sumatra. ........ 



Two new species of the Dynastid genus Dichodontus 



Burm. . ....... 



On an undescribed Cetoniid belonging to the genus 



Chalcothea Burm. ...... 



A new genus of the Cetonid group Macronotidae. 



