Chrisanthidium

Parizotto, Daniele R., 2009, Taxonomic notes on Neotropical Anthidiini, with description of the male of Chrisanthidium adornatum Urban (Hymenoptera: Megachilinae) *, Zootaxa 2034, pp. 49-55 : 52

Key to species of Chrisanthidium

1 Pilosity almost entirely black; terga with punctures larger and sparser in yellowish areas (figs. 4,6) ......................... 2

- Pilosity almost entirely light yellow; terga with punctures homogeneous (fig. 5) ................................. C. bidentatum

2 Legs with coxa, trochanter and base of femur black; ferruginous reverse J-shaped macula on either side of mesoscu- tum anteriorly; disc of T2 sparsely punctured ........................................................................................ C. adornatum

- Legs with coxa, trochanter and femur almost entirely black; mesoscutum entirely black; disc of T2 densely punc- tured .............................................................................................................................................................. C . nigritum