of the Amazon Valley. 331 



little resemblance to any of the other genera, and, in 

 fact, remind one more of bees of the MeUpona group. 



Molorchus scoparius, Klug, Nov. Act, Ac. Caes. Nat. 

 Cur. xii. 469, pi. xliv. f. 2, belongs to this genus. It is 

 stated to be found at Cameta, on the Tocantins, where I 

 collected for two months, but did not meet with it. 



1. Epimelitta meliponica, n. sp. 



Obscure fulva, densissime fulvo-pilosa, abdomine fusco- 

 testaceo, nudo, nitido, apice segmenti primi aureo-margi- 

 nato ; elytris fulvo-testaceis, nitidis, basi plaga communi 

 nigra punctata, pilis rufis elongatis dense marginata; 

 femoribus et tibiis posticis pilosis, his intus ante medium 

 et extus versus apicem dense nigro-hirsutis ; thorace 

 brevi, lato, dense grosse punctate, nigricante, dorso crista 

 pilorum nigricantium. 



Long 6 lin. ? . 



Hah. — Ega. 



Flying about decaying trees. Not distinguishable 

 from a common species of Melipona when on the wing. 



2. Epimelitta rufiventris, n. sp. 



Nigra, abdomine rufo, opaco, griseo- sericeo, segmento 

 prime tomento griseo dense marginato ; thorace sub- 

 globuloso, postice constricto, grosse punctate, dorso spatio 

 transverse Isevi nitido, nigro-hirsuto, dorso antico cano- 

 pubescenti ; elytris vitta sub-obliqua a basi ad apicem 

 albo-testacea vitrea, intus vitta nigro-velutina marginata, 

 plaga scutellari nitida ; pedibus piceo-rufis, griseo- 

 pilosis, femoribus posticis infra barbatis, tibiis intus et 

 extus longe griseo-hirsutis. 



Long. 6^ lin. $ . 



Hah. — Ega ; on the trunk of a dead tree. 



Genus ^chmutes. 



Bates, Entom. Monthly Mag. iv. 23 (1867) ; Lacord. 

 Gen. viii. 511. 



(Charac. emend.). Facies Lycorum (Fa.m. Lycidarum). 

 Corpus oblongum, depressum, postice dilatatum, elytris 



