Monographie der Bienengattung Centris (s. lat.). 299 



89. Centris nigrescens Lep. 



1841. Centris nigrescens Lepeletier, cf, Hist. nat. Insect. Hymen., II, pag. 166, n. 32. 



»ö". Antennae nigrae, antice apice pallidae; Caput nigrum, cinereo-rufo villosum; 

 fronte nigra mixta, sub antennis facie albida; clypei marginibus supero inferoque et man- 

 dibularum apice nigris. Thorax niger, cinereo-rufo villosus. Abdomen supra testaceum, 

 cinereo-rufo villosum, segmento i. — 4. marginibus inferis in medio auctis, nigris. Pedes 

 nigri, cinereo-rufo villosi, femoribus tibiisque posticis incrassatis; alae hyalinae. Long.? 



»Cayenne.« 



90. Centris terminata Sm. 



1874. Centris terminata Smith, cf, Ann. and Mag. Nat, Hist. (4), XIII, pag. 371, n. 80. 



»cf. Black, with the terminal joints of the tarsi rufo-piceous. Head: clypeus, 

 labrum and mandibles pale yellow, the latter have sometimes only a yellow spot at the 

 base; the flagellum of the antennae, except the 2 basal and 2 apical joints, rufo-testa- 

 ceous beneath; the pubescence on the cheeks and a tuft between the antennae white, 

 that on the vertex is dark fuscous. Thorax clothed above with fulvous pubescence, at 

 the sides and also beneath it is griseous; the anterior and intermediate legs fringed be- 

 hind with pale pubescence, that on the posterior pair is black, sometimes mixed with 

 brown or obscure fulvous. Wings subhyaline, nervures brown. Abdomen with fulvous 

 pubescence at the base and white at the apex, beneath thickly clothed with griseous 

 pubescence, occasionally mixed with fulvous at the apex. Long. 5^/2 lines (= 11 mm.). 



»Brasil (Para, Santarem, Catagallo). 



»This is a variable insect in the coloration of its pubescence. Specimens of Cata- 

 gallo have bright fulvous pubescence on the thorax; those from Para have it pale ful- 

 vous; the legs are black in the specimens from Catagallo, whilst in those from Para 

 and Santarem they are usually more or less rufo-piceous.« 



91. Centris thoracica Lep. 



1841. Centris thoracica Lepeletier, $, Hist. nat. Insect. Hymen., II, pag. 158, n. 16. 



»5. Antennae nigrae; caput nigrum, nigro-villosum; thorax niger, dorso et late- 

 ribus ante alas luteo-villosis, subtus nigro-villosus; abdomen nigrum, nigro-subviUo- 

 sum; pedes nigri, nigro-villosi, tibiarum posticarum spinis longis testaceis; alae 

 violaceo-fuscae. Long.? 



»Brasil (Rio grande); Mus. Paris!« 



Im Mus. Paris ist keine Type vorhanden. 



III. Subg. Rhodocentris Friese. 



92. Centris riifohirta Friese n. n. 



1896. Centris fulviventris Mocsary, $,Termesz. Füz., XIX, pag. 7! (nee Cresson, 1865). 



»9. Magna ac robusta, thorace supra castaneo, toto densissime fulvo-rufo tomen- 

 toso, abdomine pedibusque fulvis, illo breviter fulvo-tomentoso, his fulvo-rufo viUosis 

 hirsutisque, alis nigro-violaceis, teguHs fulvis. Long. 25 — 26. 



»Antennis longis, nigris, articuhs tribus primis castaneis, tertio longo, sequentibus 

 quattuor simul sumptis aequilongo, vertice et occipite fusco-rufo tomentosis, clypeo 



