240 ENTOMOLÜGISK TIUSKRIFT I9OI. 



2. Koenenia siamensis n- sp.; female. 



Fig. 2 a. Portion ot the large ceplialic sternum witli the hairs, X 210. 



— 2 1). Distal jiart of tlie right palpus, seen from the exterior side (from 



behind), x 130; w. metatarsus, /a. tarsus. 



— 2 c. Distal part of the right leg of first pair, seen from tlie outer side 



(froin behind), x 130; m. metatarsus, s. its stiff sela. 



— 2 d. Distal part of the right leg of the last pair, seen from the front, 



X 130; ,r. sensory seta on the metatarsus, /(/. tarsus. 



— 2 e. Abdomen seen from the left side, x 48. 



— 2 f. Abdomen seen from below, x 48; the first segment is not mar- 



ked off. 



— 2 g. End of the abdomen with the basal joint of the Hagellum of an 



immature female, x 134. 



— 2 h. Clenital lobes seen from the side, x 150. 



— 2 i. Median ventral part of second and third abdominal segment.-- with 



the genital lobes, seen from below, x.125. 



3. Koenenia Grassii (Sn.\ kstki in litt.», n. sp.; female. 



•I ig- 3 '>• ^ 'ic left group of lateral sense-organs, x 340. 



— 3 b. Frontal sense-organ, seen from above, x 340. 



— 3 c. Portion of the large cephalic sternum with the hairs, x 230; on 



their irregular arrangement see above on p. 230. 



— 3 d. Distal part of the left chela seen from below, x 356. 



— -3 e. Distal part of the left palpus seen from the outer side ,from be- 

 hind), X 1 86. 



— 3 f. Abdomen, seen from below; the first segment is not marked off. 



48 



