235 



Found by me. 



Types in my collection. 



23. Diyision of the genus (xlycypkagus sensu lato 

 Michaeli iu smaller genera. 



At present we know the following species: 



1 cadaverum (Schrank), 1781, ex 1776. 



2 domesticus (de Geer), 1778. 



3 plumiger (C. L. Koch), 1836. 



4 prunorum Hering, 1838, type of the genus. 



5 hyalinus (C. L. Koch), 1841. 



6 cubicularius (C. L. Koch), 1841. 



7 setosus (C. L. Koch), 1841. 



8 sciurinus (C. L. Koch), 1841. 



9 hypudaei (C. L. Koch), 1841. 



10 arvicolae (Dujardin), 1849. 



11 palmifer Fumouze et Robin, 1867. 



12 talpae (Kramer), 1877. 



13 ornatus Kramer, 1878. 



14 troupeaui Oudemans, 1903, ex Troupeau, 1879. 



15 fuscus Oudemans, 1902, ex Troupeau, 1879. 



16 sculpUlis Mégnin, 1880. 



17 dispar Michael, 1886. 



18 platy gaster Michael, 1886. 



19 canestrinii Armanelli, 1887. 



20 intermedius Canestrinii 1888. 



21 michaeli Oudemans, 1903, ex Michael 1888. 



22 pterophorus Berlese, 1891. 



23 peregrinans Berlese, 1892. 



24 privatus Oudemans, 1903. 



25 fustifer Oudemans, 1903. 



26 burchanensis Oudemans, 1903. 



Though I know I ara acting quite contrary to the opinion of 

 the great English acarologist, who calls all the above named 



