(dk. a. C. OtJDEMANs) LIST OF DUTCH ACARI. 253 



48. Lahidophorus sp. 



Adult, on Mus Musculus^ Sneek , 6. 



19. Lahidophorus sp. 



Adult, on Mus decumanus , Sneek, H. 



20. Labidopkoriis sp. 



Adult, on Vespertilio dasycneme ^ Sneek, 7. 



INSEGTIGOLAE Trouessart 1885. 

 No specimens hitherto. 



AVICOLAE FuM. Rob. 1868. 



DERMOGLYPHEAE MÉGN. Tr. 1883. 



A no pli tes Mégn. Trouess. 1883 {Cheylabis Tr. 1885). 



21. Anoplites sp. 



In feathers of Sterna Jiirimdo , Sneek, 7. A ver;y elongated 

 species, like all the mites that live in tubes. 



PTER0LICHEAE MÉGN. Tr. 1883. 



Frey ana Haller 1877. 



22. Freyana anatina Koch. 



On Anas bosckas, Utrecht, 10. 



(G r a m e r i a Haller 1878). 



23. {Crameria) lunulata Hall. 



On Strix ßammea, Utrecht, 12, 



Pterolichus Rob. 1868. 



24. Pterolichus (phyllophorus) sp. 



On Sterna hirundo , Sneek, 7. 



25. Pterolichus (obtusus) obtusus Rob. 



On Gallina galhcs, Sneek, 5, Utrecht, \\, 

 On Perdix perdix , Utrecht, 10. 



26. Pterolichus (lunulatus) lunula Rob, 



On Melopsittacus undulatus , Utrecht, 10. 



27. Pterolichus (delibatus) delibatus Rob. 



On Corvus comix Sneek, 1. 



