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Astylostroma
Taxonomy
Astylostroma was named by Rigby and Webby (1988). It is not extant. Its type is Astylostroma micra.
It was assigned to Astylospongiidae by Rigby and Webby (1988).
It was assigned to Astylospongiidae by Rigby and Webby (1988).
Species
A. micra (type species)