Asterina stars are actually of the genus aquilonastra, and astraea snails are from the genus lithopoma.
Aquilonastra Conandae
Asterina Fimbriata
Lithopoma Americanum
Lithopoma Tectum
Astraea Heliotropium, the only valid species of astraea
Aquilonastra Conandae
Asterina Fimbriata
Lithopoma Americanum
Lithopoma Tectum
Astraea Heliotropium, the only valid species of astraea