22 U.S. NATIONAL MUSEUM BULLETIN 283 



Sai, Meiing and Thai Li Dists., 1-9 June 1959, Manop R., 5 males, 

 15 females. Nakhon Ratchasima, Meung Dist., 5-7 June 1959, 

 Manop R., 1 female. Nong Khai, Ta Bo, and Meung Dists., 10-16 

 June 1959, Manop R., 6 males, 2 females. Sakon Nakhon, Meung 

 Dist., 25-27 June 1959, Manop R., 1 female. Samuthprakan, 22 Dec. 



1958, Manop R., 1 female. Udonthani, Ampur Muang, Sept. 1962, 

 J. Scanlon, 1 female; Nong Han and Meung Dists., 17-22 June 1959, 

 Manop R., 2 males, 2 females. 



Additional specimens. — THAILAND: Same data as holotype, 

 1 female (pinned). Samuthprakan, Dec. 1958, Manop R., 1 female 

 (alcohol) . 



Discussion. — This species is readily distinguished by the extensive 

 infuscation of the hind femur and the second abdominal tergum. 



3. Stilobezzia (Eukraiohelea) fusciterga Das Gupta and Wirth, new species 



Figures 36, 43 



Female. — Length of wing 1.34 (1.26-1.47, n=10) mm; breadth 

 0.53 (0.47-0.57, n=10) mm. 



Closely resembling punctifemorata, new species, with the following 

 distinctions: A larger species on the average; hind tibia with more 

 numerous stout black bristles, 3-5 (av. 4.0, n=24); 5-6 hind tibial 

 spines; TR 2.87; distal antennomeres (fig. 36) longer, lengths of III— 

 XV as 14-10-10-10-10-10-10-10-24-24-24-22-45; AR 1.65; palpal 

 segment III with sensory pit located slightly more proximad; wing 

 (fig. 43a) slightly darker, vein r-m usually vague on all of anterior 

 half; CR 0.78; scutellum with 4 large and 0-3 smaller bristles; ab- 

 domen (fig. 43a) with tergum II bearing a broken dark band only 

 slightly more reduced than on III; I with cluster of 13-16 hairs on 

 each side. Spermathecae (fig. 43d) measuring 0.063 mm by 0.045 mm 

 and 0.053 mm by 0.039 mm. Genital sclerotization as in figure 43e. 



Male. — Length of wing 1.14 (1.07-1.19, n=10) mm. Genitalia 

 (fig. 436, c, f) practically identical with those punctifemorata, but 

 the basal arm of the paramere stouter. 



Distribution. — Thailand; India, Malaya. 



Types. — Holotype male, allotype female, Nong Khai Prov., 

 Meung Dist., Thailand, 10-14 June 1959, Manop R., collector, light 

 trap (USNM 69445). Paratypes, 12 males, 21 females, all collected 

 in light traps. MALAYA: Selangor, Kuala Lumpur, July-Oct. 1958, 

 Jan.-May 1959, Jan.-April 1960, R. Traub and H. E. McClure col- 

 lectors, 2 males, 12 females. Singapore, Chantek, Bahru, 9 Nov. 



1959, D. H. Colless, 1 male. THAILAND: Bangkok, Thonglo, 

 Aug.-Sept. 1962, Jan.-Mar. 1963, J. Scanlon, 1 male, female. Chiang 

 Mai, Apr-May 1958, V. Notananda, 1 female. Cholburi, Bangphra, 

 Oct. 1962, Jan. 1963, J. Scanlon, 2 females. Khon Kaen, Ban Phai, 



