314 PROCEEDINGS OF THE NATIONAL MUSEUjSI vol. 99 



Described from the type collected September 1, 1937, by B. V. 

 Travis. A paratype mite is on the same slide. 



ACAROPSIS SOLLERS Knzin 



Acaropsis sollers Kuzm, in Rodendorf, Wiss. Ber. Moskauer Staats Univ. Zool., 

 vol. 42, pp. 78, 79, 1940. 



Type habitat. — Unknown. 



Type locality. — Leningrad, Union of Soviet Socialist Republics. 



ACAROPSIS RUFUS (Karpelles) 



Cheyletus rufus Karpelles, Deiiin. Ent. Zeitschr., vol. 28, p. 231, figs. 104, 1884. 

 Acaropsis riifa (Karpelles) Oudemans, Mem. Soc. Zool. France, vol. 19, p. 163, 

 1906. 



Type hahitat. — Associated with Coleoptera. 

 Type locality. — Congo region of central Africa. 



ACAROPSIS DOCTA (Bcrlese) 



Plate 16, Figuees 136-139 



Cheyletus docta Beelese, Acari, Myriapoda et Scorpiones bucusque in Italia 

 reperta, Prostigmata, fasc. 33, No. 1, 1886. 



Acaropsis docta (Berlese) Oudemans, Ent. Ber. Nederl. Ver., vol. 1, fasc. 21, p. 

 209, 1905 (1904) ; I\I§m. Soc. Zool. France, vol. 19, pp. 163-168, figs. 43, 44, 

 1906.— ViTzTHUM, Die Tierwelt Mitteleuropas, vol. 3, No. 3, p. 55, 1929. — 

 RODENDOBF, Wiss. Ber. Moskauer Staats Univ. Zool., vol. 42, pp. 80, 81, 1940. 



Female. — Palpal femur about I14 to 1% as long as wdde; palpal 

 femur seta long, finely pilose; other setae simple; genual seta on 

 posterior margin of segment; palpal claw thin, with 3 basal teeth; 

 comb about two-thirds as long as claw, with about 15 heavy teeth. 

 Peritreme simple, rounded. Propodosomatic shield with single pair 

 of eyes; setae broadening distally, elongate, pilose, three pairs on 

 anterolateral margin of shield, four pairs of dorsal submedian setae; 

 a pair of long simple shoulder seta not on shield. Hysterosomal shield 

 widely separated from anterior shield, longer than wide and broadly 

 rounded posteriorly, tending to narrow somewhat toward rear; two 

 pairs of lateral lanceolate setae and four pairs of similar dorsal sub- 

 median setae ; a single pair of setae posterior to the shield ; a single 

 pair of setae on body near anterior angles of shield. Genital opening 

 w^ith three pairs of simple setae, one median and two posterior ; three 

 pairs of simple anal setae. Legs normal ; leg I, 333/i, long ; tarsus I, 

 90/x long; tibia I, 73;a long; tarsus I with a simple, long, straight, rod- 

 like sensory seta; sensory seta on tibia I short, rodlike. Length of 

 body 57lfi, including rostrum 714ju, ; width about 385/i.. 



Male. — Not seen, but as figured by Rodendorf very similar to female 

 but with long anterior pair of legs and larger anterior shield. 



Type hahitat. — In building. 



Type locality, — Florence, Italy. 



