Fasc. XXXlt. N. 6. 



Pterolichus Charadrii Can. 



G. Canestrini. Nucve spec. del Gen. Dermalei- 

 chus p. 48, (Dermal. Charadrii) : idem Acari parassiti, 

 p. 35, (Pterolichiis Charadrii). 



Trouessart et Megnin. Sarcoptides plumicoles, 

 pag. 28. 



G. Canestrini. Acarofauna it. p. 254. 



Pt. badius, antico ah ahdomine vitta alhicanti distin- 

 cto; suhrectangulus ; mas ahdomine posterius lato, vix 

 hiloho, lohulis ntrinque trisetis. Ad 400 a. tong. 



Habitat in plurihus avihus aquaticis, (Recurviro- 

 stra, Ilimantopus, Hccmatopus, Charadrius, Actitis, Gal- 

 linago etc). 



Obs. Colcr corporis albidus, sed scutulis, pedibus et 

 rcstro badiis, nec ncn epimeris subfuligineis. Corpus sub- 

 rectangulum. 



Mas (1) posterius subrotundatum, vix incisum, bilo- 

 bum, lobulis vix hyalino marginatis, utrinque trisetis, se- 

 tis duabus interioribus, externa longioribus. Ad scapulas 

 setae duoe oriuntur, quarum altera minima, altera verc 

 perlonga. Pedes curtuli, quarti paris abdomen non su- 

 perantes. Disculi ccpulaticnis maiores prope abdominis 

 marginem postremum siti. Penis minimus, inter quarti 

 paris ccxas apparens. 



Fcemina (3) mari vix longior, abdominis margini- 



