Children (11 direct children, 11 direct and indirect children):
Heteroxenotrichula pygmaea
Heteroxenotrichula texana
Heteroxenotrichula arcassonensis
Heteroxenotrichula squamosa
Heteroxenotrichula transatlantica
Heteroxenotrichula subterranea
Heteroxenotrichula wilkeae
Heteroxenotrichula variocirrata
Heteroxenotrichula simplex
Heteroxenotrichula flandrensis
Heteroxenotrichula affinis