NOTES ON ACARI 



THIRD SERIES ») 



D*. A. C. OUDEMANS 



(With Plates I— III). 



1. Acari of uiiknown countries. 



In the Tijdschrift voor Entomologie, vol. 39, p. 192, I men- 

 tioned tbat Dr. A. W. M. van Hasselt preseiited me (in 1878) with 

 an Amblyomma, the locality of which was not noted down. Prof. 

 G. Neumann of Toulouse recognized it as a Hyalomma affne Nn. ö\ 



Again, on p. 193 of the same volume mention was made of a 

 Hyalomma of unknown locality. With Neumann 's valuable work 

 I have easily determined it as a Rhipicephalus sanguineus Latr. 9- 



2. Acari of Sumatra. 



In the Tijdschrift voor Entomologie, vol. 39, p. 137, I men- 

 tioned that in February 1882, Mr. J. A. van den Brink, of 

 Utrecht, presented me with several specimens of a Laelaps found by 

 him on a large beetle, related to Oryctes, of Sumatra, and that 

 this species bore so striking a resemblance to that which I had found 

 on a Putorius erminea at Sneek (Netherlands) the preceding year, 



1) The First Series entitled «Notes on Acari", appeared 15, I, 1897 in the Tijdschrift 

 voor Entomologie, vol. 39, p. 175 — 187. — The Second Series, entitled „Further Notes 

 on Acari", appeared 5, IX, 1900, in the Tijdschrift voor Entomologie, vol. 43, p 99 — 

 128. — These Series are independent from one another. O. 



