Children (14 direct children, 16 direct and indirect children):
Sirex woodwasp
Sirex noctilio
Sirex juvencus
Sirex cyaneus
(tree size 2)
Sirex ermak
Sirex areolatus
Sirex carinthiacus
Sirex atricornis
Sirex abietinus
Sirex behrensii
Sirex californicus
Sirex xerophilus
Sirex mexicanus
Sirex hispaniola
Sirex nigricornis