Children (27 direct children, 27 direct and indirect children):
Astraea olivaceae
Astraea heliotropium
Astraea bicarinata
Astraea stirps
Astraea americana
Astraea babelis
Astraea brevispina
Astraea buschii
Astraea calcar
Astraea cookii
Astraea gilchristi
Astraea guadalupeana
Astraea heimburgi
Astraea hokianga
Astraea latispina
Astraea olivacea
Astraea petrothauma
Astraea rhodostoma
Astraea rugosa
Astraea rupicollina
Astraea semicostata
Astraea subfimbriata
Astraea sulcata
Astraea tayloriana
Astraea tuberosa
Astraea undosa
Astraea unguis