On the sites of secondary podia formation in a juvenile echinoid: growth of the body types in echinoderms
{{output}}
The growth of the adult echinoderm body is addressed here in the echinoid Holopneustes purpurescens in a study of the early development of the secondary podia along the five radial canals of the adult rudiment. At a stage when the first four secondary podia ha... ...
