6 (db. a. C. OUDEMANS). NEW LIST OF DUTCH ACARI, II. 



5. New List of Parasitidae neerlandìcae. 



DERMANYSSINAE. 



1. Bermanyssus gallìnae (de Geer). — On Gallina (jallns L. — 

 Nijkerk, Utrecht, Amsterdam, Loosduinen — 5, 11. — Dr. van 

 Hasselt, K. J, W. Kempers, P. Koorevaar. 



2. TÀjionyssus musculi (C. L. Koch). — On Vespertilio dasycneme; 

 Vespertilio ìiattereri , Vesperugo pipistrelhis , Mïis rattus. — Sneek, 

 Arnhem, Lunteren. — 7,9,10. — 



3. Liponyssus saurarnm Oudms., nov. sp. — On Lucerla agilis. — 

 Rotterdam. — 1, 6, 12. — H. Schütz. 



4. Liponyssus corethroproctns Oudms., nov. sp. — On Vespertilio 

 dasycneme. — Sneek. — 7. 



5. LijMiiyssus albatus (C. L. Koch) — On Vesperugo serotinus, 

 Vespertilio dasycneme , Vespertilio muriyms , Vesperugo nociuta , Talpa 

 europaea , Mus musculus , Mus rattus, Paludicola aìnphibius , Putorius 

 erminea. — Sneek, Arnhem, Utrecht, Leiden, Haag. — 1,2,4, 

 8, 10, 12. — 



SPINTURNICINAE. 



6. Spinturnix vesper litio )iis (L.) — On Vespertilio m.urimis, Ves- 

 pertilio dasycneme, Vesperugo nociuta, Plecotus auritus , Synotus 

 barljastellns , B/dnolopkus hippocrepis. — Sneek , Utrecht , Haag , 

 Amsterdam , Maastricht. - — 2, 4, 5, 7, 8. — Dr. Everts, J. de Kruyfî, 

 H. Koller. 



7. Ptilonyssus nudus Beri, et Trt. — On Passer domesticus , 

 Chrysomitris spinus , Parus major , Sturnus vulgaris , Dryospiza 

 canaria, Hirundo rustica. — Utrecht, Amsterdam. 2 — 5,10,11. — 

 P. Koorevaar. 



LAELAPTINAE. 



8. Seiulus plumosus Oudms , nov. sp. — On Vespertilio dasycneme, 

 Sciurus vulgaris. — Sneek, Arnhem. — 7, 10. 



9. Seiulus vepallidus (C. L. Koch). — On JJlmns campestris, 

 Ulmus montanus , Yihurnum lantana , Crataegus monogyna , Tilia 



platyphyllos , Quercus pedunculata; in lichen; in decaying leaves; 



