"> 



no 



Fiona debilis . . . 



in con Stan s 

 Limnesia histrionica . 



maculata . 



undulata . 

 Atax ypsilophorus 

 Hydrachna pyriformis 

 tricolor . 

 Thalassarachna verrillii 

 Hsemaphysalis chordeilis 

 Ixodes cookei .... 

 brunneus . . . 

 Dermacentor variabilis . 

 albipictus . 

 Amblyomma aniericanum 

 Dermanyssus gallinae . 

 Liroaspis americana . . 

 Echinomegistus wheeleri 

 Laelaps cuneifer americanus 

 Galumna emarginata 



slossonae . 



unimaculata 



nitidula 



persimilis 

 Oribatella bidentata 

 Cepheus lamellatus 

 Liacarus nitidus . 

 Oppia montana 

 Oribata puritanica 

 Nothrus ovivorus . 

 Tyroglyphus farinae 



heteromorphus 

 lintneri 

 Rhizoglyphus rhizophagus 

 phylloxerae 

 Analges pici-pubescentis 

 Cnemidocoptes mutans . 

 Eriophyes abnorniis . . 



crumena . 



pruni-crumena 



pyri ... 



quadripedes . 



serotinae . . 



ulmi .... 



Me. N.H. Vt. Mass. R. I. Conn 



