Cephalocolletes Michener. 1989 (Paracolletini) is placed in a new status and new species are described: Cephalocolletes isabelae, sp.n., Cephalocolletes rugata, sp.n. and Cephalocolletes crassipunctata, sp.n.; another Paracolletini bees. Bicolletes pampeana, sp.n. and Sarrocolletes guaritarum. sp.n., and the Panurginae Anthrenoides micans. sp.n..
Hymenoptera; Anthrenoides; Andrenidae; Cephalocolletes; Bicolletes; Sarocolletes; Colletidae; taxonomy