118 (dr. a. c. oudemans) liste or dutch acari. 



5. Tromlj'ulium (^Otoui/ssus) awrantlacum Kolen. — On the ear 

 of Flecotus aur'dtis , Utrecht Mrcli. , Mr. J. A. van den Brink. 



6. Tfomhidium (^Oiouj/ssus) sudetlciim Mull. — Undei' .stones j 

 Wageningen, June. 



7. Tromh'ulmm [Atonms) g/jmitopteroniith Linn. {lUplewnwh 

 Schrank.). — On a Lmi/pJda , The Hague, Dr. A. W. M. van 

 Hasselt ; Leeuwarden , July. 



ßhaphigiiathidae Kram. 1877. 

 R a p h i g n a t h u s Dug. 1834. 



8. Baphiffiiathus rhodomela Koch. — In damp moss, Sneek, 

 July. 



9. Baphlgnaihus piger Schrank. {Caligouus piger Kocii.). — On 

 Llmnohia modesla (a dipteron) , Middelburg, Aug. , Dr. J. G. de Man, 

 — In Aug. 1883 numerous Linmobia modesta were infected by 

 this mite 



Erythraeidae Kram. 1877. 

 E r y t h r a e u s Latr. 1 806. 



10. Erglhraeus parieünus Herm. — In my room , Utrecht, Jan. 

 Febr., Apr., June, July; Sneek, June, Nov. — Patria Dr. Ed. 

 J. G. Everts. 



Any s t is von Heyd. 1826. 



11. Aìiyuìs sp. ~ On Chrgsaitthemiim leucanihevmm. ^ Utrecht, 

 June. 



12. Ariystls sp. — In my house, Sneek, July. 



13. Auyslis sp. — In my house, Sneek, June. — On Luplaiis 

 angustifolius , Sneek , June. 



14. Anystis sp. — On Hedera Iielix, Utrecht, Sept. — On 

 Crataegus monogyna, Sneek, June. 



15. Aìiystìs sp. — On Aegopod'mm podagraria , Sneek, June. 



16. Anystis haccarum Linn, {cornigera Herm.) {ribis Koch). 

 Patria, Dr. A. W. M. van Hasselt. — The Hague, Dr. A. W. M. van 

 Hasselt, Dr. Ed. J. G. Everts. — Loosduinen, Dr. A. W. M. 

 VAN Hasselt. — In my house, Nyrnegen , July; Sneek, June, 



