Children (48 direct children, 51 direct and indirect children):
Chalybion californicum
Blue mud wasp
Chalybion accline
Chalybion ammophiloides
Chalybion bengalense
Chalybion bocandei
Chalybion bonneti
Chalybion clypeatum
Chalybion dolichothorax
Chalybion fabricator
Chalybion femoratus
Chalybion flebile
Chalybion frontale
Chalybion fuscum
Chalybion gracile
Chalybion gredleri
Chalybion heinii
Chalybion incisum
Chalybion japonicum
Chalybion kenyae
Chalybion klapperichi
Chalybion laevigatum
Chalybion lividum
Chalybion madecassum
Chalybion magnum
Chalybion malignum
Chalybion minos
Chalybion mochii
Chalybion omissum
Chalybion parvulum
Chalybion petroleum
Chalybion planatum
Chalybion polyphemus
Chalybion ruficorne
Chalybion schulthessirechbergi
Chalybion sommereni
Chalybion spinolae
False mud-dauber wasp
Chalybion sumatranum
Chalybion tibiale
Chalybion tomentosum
Chalybion triangulum
Chalybion turanicum
Chalybion vechti
Chalybion walteri
Chalybion yangi
Chalybion zimmermanni
(tree size 3)
Zimmermann's mud wasp
Chalybion femoratum
Chalybion
Hemichalybion