Children (25 direct children, 25 direct and indirect children):
Drilliola loprestiana
Drilliola pruina
Retidrillia pruina
Drilliola emendata
Drilliola megalacme
Drilliola comatotropis
Drilliola sola
Drilliola terranigra
Drilliola annosa
Drilliola pukeuriensis
Drilliola maoria
Drilliola rupta
Drilliola mangaoparia
Drilliola speyeri
Drilliola antarctica
Drilliola basteroti
Drilliola consobrina
Drilliola estotiensis
Drilliola mammicula
Drilliola obesa
Drilliola ponticensis
Drilliola pseudospirata
Drilliola pulchella
Drilliola sedentaria
Drilliola subsedentaria
Drilliola elegantula