A. C. OUDEMANS, NOTES ON ACAEI. 221 



median excavatiou. Texture in tlie weak parts finely wrinkled; 

 in the hard parts smooth. 



Dorsal side (Fig. 27). Anterior dorsal shield 

 in its first third part almost tr. pezoidal ; in its last two-third 

 part circular. Postero r shield only two small triangles 

 aside of the median excavation, inclining to each other. 

 Hairs: aside of the posterior end of the anterior shield a 

 pair of hairs, longer than the anterior shield. On the posterior 

 shields two pairs of hairs, of which the outer pair as long as 

 the average width of the body, the inner one much longer. 

 Minute hairs : from the anterior shield to the nephridial 

 openings two rows of 4 each ; near the shoulders a pair, and 

 behind the nephridial openings one pair. 



Ventral side (Fig. 28). Epi mera I and II normal, 

 a little curve ; epiraera I free. Epimera III and IV straight, 

 as long as the trochanter III and IV ; both with external 

 epimerites, as shown in separate fig. 29. Shields. Outside 

 of epiraera I and II and on both sides of epimera III and IV 

 there are narrow rudiments of coxal plates ; those outside of 

 epimera III are the widest. Hairs: I could distinguish only 

 the lateral hairs of which the longer one is twice longer than 

 epimera I, and the shorter one as long as epimera III, 



Mandibles rather short. 



Maxillae normal. 



Legs normal, shorter than the width of the body. 



Habitat. In the spools of the great quills of Totanus 

 totanus (L.). 



Patria. Probably the geographical distribution is the 

 same as that of the bird. 



Found by Dr. E. L. Trouessart in France. 



Type in collection Trouessart. 



