Children (17 direct children, 17 direct and indirect children):
Bathyspinula calcar
Bathyspinula tasmanica
Bathyspinula kermadecensis
Bathyspinula bogorovi
Bathyspinula calcarella
Bathyspinula excisa
Bathyspinula filatovae
Bathyspinula hilleri
Bathyspinula knudseni
Bathyspinula latirostris
Bathyspinula pelvisshikokuensis
Bathyspinula prolata
Bathyspinula scheltemai
Bathyspinula sinuata
Bathyspinula subexcisa
Bathyspinula thorsoni
Bathyspinula vityazi