He cites Groom's evidence that larvae obtained from the egg readily go through one moult in the aquarium, and the known fact that the last larval stage is.
The principal buildings of entertainment are the aquarium (also used as a concert hall); the museum, a rotunda in Doric style, containing excellent antiquarian and natural history collections; two theatres, and the assembly rooms attaching to the Spa House.
An oyster in this condition was kept in an aquarium by itself for a fortnight, and after that period its genital organs were found to contain multitudes of spermatozoa in all stages of development.
A small stickleback kept in an aquarium devoured, in five hours' time, 74 newly-hatched dace, which were about a quarter of an inch long.
The aquarium was originally established at Naples because the flora and fauna of the neighbourhood are more varied than those of any district in Europe.