318 Journal New York Entomological Society. tVoi. xxii. 



Florilegus purpurascens new species. 



Female. — Length about ii mm., very robust, black, the hind tarsi dull 

 ferruginous apically, the abdomen with strong purple and green tints on the 

 first three segments, and the hind margins of these segments broadly pellucid 

 testaceous ; mandibles simple, with an orange subapical mark, but base wholly 

 black ; head very broad ; eyes greenish ; face, labrum, cheeks and occiput with 

 greyish-white hair, but vertex with black ; flagellum, except the first two joints, 

 ferruginous beneath; clypeus brilliantly shining, strongly punctured, with a 

 median ridge; mesothorax and scutellum shining, the mesothorax with rather 

 weak punctures, the scutellum with extremely minute weak punctures ; hair ot 

 thorax black, except a very narrow white fringe along upper border of pro- 

 thorax, and a large and dense fringe round hind border of scutellum, thence 

 extending over metathorax, all of which is clear fulvous; tegulae black with 

 slight reddish margins; wings dilute fuliginous; outer side of third s. m. 

 very strongly angled; hair of legs much as in F. pavonintis, but that on inner 

 side of hind tarsi and apical part of tibiae is black, while the black patch on 

 outer side of middle tibiae covers most of the surface ; hind spurs black, red 

 at end; abdominal banding of the same type as that of F. paroniniis. but the 

 bands are very pale fulvous, that at base of second segment rudimentary, 

 while the black (black haired) area on fourth extends from base to apex, and 

 occupies nearly the middle third ; fifth segment with sooty-black hair, white 

 at sides; second and third segments each with a round patch of creamy-white 

 hair at each extreme side. Maxillary palpi 5-jointed, the joints measuring 

 as follows in microns: (i) 160, (2) 144, (3) y2, (4) 64, (5) 88. Labial palpi 

 with joints measuring (i) 1200, (2) 856, (3) 144, (4) 96. Paragloss?e slender, 

 extending as far as labial palpi. Blade of maxilla 768 /u across at broadest 

 part, the hyaline area 192 jjl wide. 



Habitat. — Guayaquil, IMay-June, 1913 (Bnics), 3 females. 



Easily known by the black hair of pleura, and other characters. 

 The abdominal bands vary to white, and the hair on liind part of 

 thorax may be creamy-white. 



Tetralonia melectura new species. 



Male. — Length about 11 mm., black, antenna; with the very long flagellum 

 dull ferruginous beneath; clypeus strongly punctured, pale yellow; labrum 

 black with a very large pale yellow patch ; mandibles with apical half orange 

 on outer side, but base entirely black ; eyes very prominent ; hair of face, 

 cheeks and front white, but of top of head black; mesothorax with a broad 

 band of greyish-white hair in front, extending down in front of tubercles at 

 sides, but hair of thorax otherwise black ; mesothorax shining, with scattered 

 punctures; scutellum depressed in middle; tcgulse black; wings fuliginous, 

 with black nervures, second s. m. small ; legs with mainly black hairs, but 

 anterior tarsi with fulvous, ferruginous on inner side, middle and hind tarsi 

 with dark ferruginous on inner side; abdomen with black hair, except white 



