CERATINA. ALLODAPE. 97 



obsourely dark purple, the metathorax and abdomen olive-green. 

 The clypeus with an oblong-ovate yellow macula ; the head rather 

 strongly punctured ; the flagellum of the antennae beneath, except 

 two or three of the basal joints, fulvous. The disk of the mesothorax 

 smooth and shining; the sides beneath, the scutellum, and meta- 

 thorax closely punctured ; the margin of the truncation of the 

 metathorax smooth and shining ; the legs rufo-piceous, the apical 

 joints of the tarsi palest ; wings pale fulvo-hyaline, the nervures 

 and stigma rufo-testaceous. Abdomen closely punctured, the two 

 apical segments rugose. 



Hab. Mexico, Oajaca. 



17. Ceratina rufipes. 



Female. Length 4 lines. — Head and thorax black ; Base of the 

 metathorax blue ; abdomen green ; legs ferruginous. The clypeus, 

 a spot on each side of it on the face, the labrum, and base of the 

 mandibles yellow. Head and thorax strongly punctured ; abdomen 

 more finely so, with the three apical segments rugose ; wings hya- 

 line, the nervures black ; the thorax rufo-piceous beneath. 



Hab. Mexico, Oajaca. 



18. Ceratina strenua. 



Male. Length 2| lines. — Olive-green, punctured, the head most 

 strongly so. The clypeus and a spot on the labrum white ; the 

 flagellum fulvous beneath. Thorax with the tubercles white ; the 

 anterior tibiae and tarsi pale ferruginous, as well as the interme- 

 diate and posterior tarsi ; wings hyaline, the nervures and tegulae 

 rufo-testaceous. The fifth and sixth segments of the abdomen finely 

 rugose ; the seventh segment rounded at the apex. 



Hab. Texas. 



ALLODAPE, St. Farg. 



1. Allodape Candida. 



Female. Length 3| lines. — Black ; the thorax and abdomen shin- 

 ing, the latter with pubescent fascise. The clypeus with a broad 

 white or yellowish-white longitudinal stripe, which has the ante- 

 rior angles slightly produced ; the flagellum fulvous beneath ; the 

 head with griseous pubescence, particularly on the sides of the face 

 and on the cheeks. Thorax pubescent on the sides and beneath ; 

 the mesothorax very smooth and shining, with a few fine punctures 

 anteriorly ; the scutellum finely punctured ; the base of the meta- 

 thorax opaque ; the wings hyaline, the nervures ferruginous ; the 



