EDV. ELLINGSEN, Kragerö (Norway). 



On some North American Pseiidoscorpions 



collected by Dr. F. Silvestri 



1. — Chelifer nidificator Balzan, var. minor Balzan. 

 Mexico: Vera Cruz, 3 jun. 



2. — Chelifer macrochelatus Tömösvary. 

 Mexico: Cordoba, 2 9. 



3. — Chelifer validus Banks. 



U. S. A. California: Grant, 2 c/; Mc. Cloud, 3 c/^, 2 jun. 



I suppose that the examined aninials belong to this species, 

 which, however, highly resembles the European species Ch. ci- 

 micoides Fabr. and still more Ch. lacei-tosus L. Koch and Ch. 

 anachoreia E. Simon, But the tibia of the palps is more robust 

 than that of Ch. cimicoides, hvit wot quite so robust as in Ch la- 

 certosus. 



4. — Chelifer scorpioides Hermann, var tristis (Banks). 



? Syn.: Chelanops tristis Banks. 



U. S. A.: New York, 1 9, 5 jun. 



. The American Q, taken by Dr. Silvestri at New York, is so 



like the European species Ch. scorpioides, that it should not, I 



think, be separated from this. There are, however, some small 



difterences, which might justify the putting up of a variety, dif- 



