224 A. e. OUDEMANS, NOTES ON ACARI. 



The lateral hairs on the lateral shield quite laterally. Its 

 accessory hair near the inner and posterior edge of the shield. 

 Further the following minute hairs : a pair flanking the ster- 

 num ; one pair outside and before the epimerite III; one pair 

 flanking the trunk of the A; one pair outside of the genital 

 suckers; one pair behind the genital aperture; and one pair 

 just before the anal suckers. 



Mandibles and ra axillae normal. No subcapital 

 median tubercle. 



Legs normal. Leg IV (fig. 36) with a claw. 



Habitat: On Totanus totanus (L.), specimen of Bengale. 



Patria. Most probably the geographical distribution of 

 this species is the same as that of the host. 



Found by Dr. E. L. Trouessart. 



Type in collection Trouessart. 



10 Avenzoaria americana (Oudms). 



With Plate 11, fig. 37—38). 



1904. Nov. 1. Pterolichus americanus nov. sp. Oudemans in 

 Entomologische Berichten, No. 20, p. 193, 194. 



Deutonympha (Fig. 37). Length 543 fx, Colour 

 yellowish brown. Shape usual. Texture of the shields 

 smooth; soft skin rather roughly wrinkled. 



Dorsal side (Fig. 37). Anterior dorsal shield small, less 

 wide than the vertex between legs I, not extending backward 

 farther than the line before trochanteres II ; its posterior edge 

 accolade-shaped. Posterior dorsal shield inverted heart shaped 

 with distinct copulation tube and two abdominal ,, pieces" or 

 lobes on the posterior edge and on each side of the shallow 

 traingular median incision. The inner of these lobes is three 

 times wider than long; the outer one almost as wide as long; 

 both are so short that they are easily overlooked. Hairs: 

 the long pair of prosomatic hairs as long as the anterior 



