Hydrozoa, Scyphozoa, and Anthozoa
What does "Hydrozoa" most nearly translate to?
"H2O animal"
What type of cnidocytes do Anthozoa have?
gastrodermal cnidocytes
Do Scyphozoa have a medusa stage?
yes
How much of the Anthozoa is a polyp?
entirely polyp
What type of cnidocytes do Hydrozoa have?
epidermal cnidocytes
What type of gonads do Hydrozoa have?
epidermal gonads
What type of gonads do Anthozoa have?
gastrodermal gonads
What is the column in reference to Anthozoa?
main body section
What is the Anthozoa throat lined with?
siphomoglyphs
What is the basal disc/pedal disc of the Anthozoa?
the base of the polyp
What kind of organization are Hydrozoa?
colonial organization
What does "Anthozoa" most nearly translate to?
"flower animal"
What does "Scyphozoa" most nearly translate to?
"cup animal"
Is the mesoglea of the Hydrozoa cellular or acellular?
acellular mesoglea
Is the mesoglea of the Anthozoa cellular or acellular?
cellular mesoglea
Most hydrozoa have a theca made of ______.
chitin (sugar and protein)
Most Hydrozoa have a _____ polyp.
dominant
What type of cnidocytes do Anthozoa have?
epidermal and gastrodermal cnidocytes
What are some examples of Hydrozoa?
hydra, obelia, fire coral/millepora, man-o-war/physalia, blue button, velella, gonionemus
Where are the cnidocytes found in a Scyphozoa?
in a layer of gastrodermis
Scyphozoa have a dominant _____.
medusa
Do Anthozoa have a medusa stage?
no
Define the shapes of most Hydrozoa.
polymorphic (many shapes)
What are some examples of Anthozoa?
sea anemones, corals
What is the Scyphozoa GVC lined with?
the gastrodermal gonads
Why are the pneumatocysts longer for a Scyphozoa?
they have to go through the mesoglea and the epiderm
What do most Hydrozoa look like?
tiny plants
What are some examples of Scyphozoa?
true jellyfish, cannon ball, moon jelly, lion's mane, cassiopeia, box jelly
