What type of animals are hydrozoa usually?
very small, predatory animals
What body types do they demonstrate?
polyp and medusa
What is the name of the "shelf" seen on the medusa?
vellum
How are the polyps usually arranged?
colonial
Where is this class (Hydrozoa) found?
ocean
What class is it in and what is it called?
what Phylum?
Phylum: Cnidaria
class: Hydrozoa
called velella velella
Front image:
What class? what phylum?
class: hydrozoa
phylum: Cnidaria
Front image: