Monographie der Bienengattungen Exomalopsis, Ptilothrix, Melitoma und Tctrapedia. 263 



above thinly clothed with pale fulvous pubescence; the legs rufo-piceous, the inter- 

 mediate and posterior tarsi, as well as the posterior tibiae, fulvous; the anterior and 

 intermediate tarsi have a fulvous pubescence; the posterior legs have a densc scopa of 

 long pubescence, that on the basal half of the tibiae fulvous, the apical half sooty-black, 

 beneath entirely fulvous. The wings subhyaline, the nervures pale testaceous. Abdomen 

 ovate, smooth and shining and beyond the 2. segment covered with a pale golden pu- 

 bescence. Long. 3^/2 lines (= 7^2 Mm. lang). 



»Brazil.« 



Man vergleiche tarsata Sm. 



22. Exomalopsis tarsata Sm. 



i86g. Exomalopsis tarsata Smith, $, Descr. New Spec. Hymen., pag. 125, Nr, 3. 



»§. Length 3 lines. Black and shining. Head rotundate; the face with silvery- 

 white pubescence at the sides; the mandibles ferruginous at their apex; the flagellum 

 of the antennae, except the basal Joint, fulvous beneath; the clypeus with scattered 

 punctures. The mesothorax with scattered punctures; the sides of the thorax, beneath, 

 and the metathorax with sparing short white pubescence; wings hyaline and iridescent, 

 their apex slightly clouded, the nervures and Stigma pale rufo-testaceous, the tegulae 

 rufo-piceous; the tarsi and posterior tibiae ferruginous; the scopa on the posterior tibiae 

 pale fulvous, that on the basal Joint of the tarsi fuscous. Abdomen with the basal seg- 

 ment impunctate, the second segment finely punctured at the base; the following Seg- 

 ments with white pubescence (= 6V2 Mm. lang). 



»Santarem. 



»This species is closely allied to the E. analis of Spinola, described in the Mem. 

 Accad. Torino, vol. xiii.« 



Brasilia, 



Man vergleiche auch villipes Sm. ! 



22>. Exomalopsis iridipennis Sm. 



1879. Exomalopsis iridipennis Smith, §, Descr. New Spec. Hymen., pag. 125, Nr. i. 



»9. Length 2^/4 lines. Black and shining, the scopa on the posterior legs black. 

 The face with pale fulvous pubescence at the sides; the clypeus v^ith a few scattered 

 punctures; the labrum with pale fulvous pubescence; the flagellum fulvous beneath. 

 The margin of the prothorax fringed with short white pubescence; the mesothorax 

 finely punctured; the sutures of the scutellum and postscutellum with white tomentum; 

 wings clear hyaline and brightly iridescent, the nervures and Stigma pale rufo-testaceous; 

 the apical joints of the tarsi pale ferruginous. Abdomen with the basal segment im- 

 punctate, the second and third very finely punctured, the apical segments with dense 

 short white pubescence; beneath, the pubescence is pale fulvous (= 6 Mm. lang). 



»Amazons, Ega.« 



Exomalopsis iridipennis liegt mir in i 9 von Sad Leopoldina (Espirito Santo, 

 Michaelis, 1898) vor. 



Brasilia. 



24. Exomalopsis artifex Sm. 



1899. Exomalopsis artifex Smith, 0' 9, Descr. New Spec. Hymen.,' pag. 126, Nr. 4. 



»9. Length 3 lines. Black; the legs rufo-piceous beneath, obscurcly so above; 

 the scopa on the posterior legs fuscous above and whitish beneath. The face with short 



