LIST OF DUTCH ACAEt. 66 



1 5. In the enumeration of the genera I have followed Perrier's 

 Traité de Zoologie, though I should at present not assert, that 

 his arrangement is the best. I believe that Nothrus is the oldest 

 type, and oplophora one of the younger. 



Langweer and Sneek are situated in the province of Friesland , 

 Zutphen, Brummen, De Steeg, Lochem , and Ruurloo in the pro- 

 vince of Gelderland, Plasmolen in the province of Limburg , Utrecht 

 in the province of that name, and The Hague and Loosduinen in 

 the province of Zuid-HoUand. 



Sneek, April, 1896. 



Tijâsckr. V. Êntom. XtXll.. 



