is a species of the class Hydrozoa (Hydralike Animals) in the family Sertulariidae and order Leptothecatae (Thecate Hydroids).
Sertularia cupressina
Sertularia albimaris
Sertularia bidentata
Sertularia brashnikowi
Sertularia carolinensis
Sertularia converrucosa
Sertularia cupressoides
Sertularia dalli
Sertularia dalmasi
Sertularia desmoides
Sertularia elegans
Sertularia fabricii
Sertularia furcata
Sertularia latiuscula
Sertularia marginata
Sertularia mirabilis
Sertularia nana
Sertularia operculata
Sertularia plumosa
Sertularia plumulifera
Sertularia pumila
Sertularia robusta
Sertularia schmidti
Sertularia similis
Sertularia stabilis
Sertularia staurotheca
Sertularia tatarica
Sertularia tenera
Sertularia tenuis
Sertularia tolli
Sertularia unguiculata
Sertularia variabilis
Sertularia westindica
Sertularia argentea