NEW PARASITIC MITKS. 



I>-U 



L. carnifex and L. arcuatas are absent iu this species from 

 squirrels. 



c? . Genito-ventral j>late ratlier slender and it has nine pairs of 

 hairs on it, besides the unpaired posterior hair, it is not divided 

 into two portions by a transverse line as is the case in L.flavus etc. 

 Peritreme reaching as far forwards as the middle of the first coxa. 

 Spurs and spines on the coxte as in thefema,le sex. At the distal 

 end of the second tarsus there is a pair of very, strong short 

 spinules ventrally. Fourth leg not enlarged, the spiniform 

 bristles on this limb are not very thick. 



Text-figure 30. 



Lipoii.ijssiis hlaiichardi Trouessavt, $ . Ventral surface showing coxie, sternal 

 and genito-viMitral plates. 



Length, $ (including capitulum and j^alpi) 'SS-'OO mm. ; of 

 body only "ZS-'Sl mm. ; greatest width •40-'42 mm. 



c? . Length of body "SS mm. ; width "SI mm. 



Host : (Squirrels at Briant^on, France (26. ix. 1887). Collection 

 of the Paris Faculty of Medicine. 



LiPoNYssus BLANCHARDi TrouessiU't. (Text-figs. 28 5, 30, 31.) 



Ljeiognathus blanchardl Tronessart, 1904, Arch. Parasit. viii. 

 pp. 558-561, 2 text-figs. 



2 . Dorsal shield large and undivided, narrowing jiosteriorly, 



