CONTENTS OF VOL. XXXVI. 
AMPHIBIA. 
Fauna Simalurensis. Amphibia. Bearbeitet von Dr. P. N. vaN 
KAMPEN 
MOLLUSCA. 
The non-marine Molluscs of Surinam. I. By Dr. J. H. VERNHOUT. 
(With a sketch of Surinam and Plates 1 and 2) 
On a new variety of Ampullaria crassa Swains. from French 
Guyana. By Dr. J. H. Vernuout. (With figs. 154, bon Plate 1). 
The Land- and Freshwater-Molluscs of the Dutch West-Indian 
Islands. By Dr. J. H. VERNHOUT . 
INSECTA. 
Coleoptera. 
Two new Asiatic species of the Coleopterous genus Helota. 
Described by C. Ritsema Cz. aed 
Zonopterus perversus, n. sp. Described by c. mien Gr. 
Fauna Simalurensis. Coleoptera, fam. Tenebrionidae. Von 
Hans GEBIEN. Di iia od ete: (ande ae ek aes eel Ore 
Fauna Simalurensis. Coleoptera, fam. Lamellicornia, tribus 
Rutelini. Von Dr. F. Onaus. (Mit 7 Textfiguren) . 
Neue Melolonthiden-Arten aus der Sammlung des Herrn Dr 
H. J. Vern (Haag). Von J. Moser B 
Fauna Simalurensis. Coleoptera, fam. Lamellicornia, Ma 
Melolonthini. Von J. Moser. Sp ata. eier 
Fauna Simalurensis. Coleoptera, en Lamellicornia, tribus 
Cetonini. By Dr. H. J. Vern . ke ae EERE 
Apogonia Loizeaui, n. sp. Described by C. Ritsema Cz. 
On three species of the Coleopterous genus Helota. By C. 
RITSEMA Cz. BM hee 
A new Sumatran species of the nonnen genus Omo- 
temnus. Described by C. Ritsema Cz. . 
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