lab 3 Flashcards
what classes are in phylum cnidaria
hydrozoa
scyphozoa
anthozoa
what are some organisms in class hydrozoa
hydras
obelias
siphonophores
hydrocorals
what is a hydra
athecate hydroidw
what is a obelia
thecate hydroid
what organism is in class scyphozoa
aurelia
what subclasses are in class anthozoa
hexacorallia
octocorallia
what organisms in subc hexacorallia
anemones
stony corals
what organisms in subc octocorralia
sea pens and gorgonian sea fans
what is the hypostome
cone shaped structure around mouth
tentacles of hydrozoa
feeding, have nematocystsba
basal disc
attach to substrate
hydrozoa what body forms
polyp and medusa
cnidocyte
defensive cell
cnidae
fire needle
nematocyst
type of cnidae
epithelio muscular cells
produce adhesive vesicles that attach to shit