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17 Cards in this Set

  • Front
  • Back
All chordates and only chordates have:
A notochord
4 Key characters of chordates
Notochord, a dorsal hollow nerve cord,pharyngeal slits, a muscular post anal tail
Hemi Chordata
3 divisions of the body,
pre-oral lobe, collar, trunk
Two characteristics shared by Hemi chordata and Chordates
Dorsal hollow nerve cord, and pharyngeal slits.
Enteropneusta
Acorn Worm feeds like earth worms
(deposit feed) or like suspension feeder
Amniotes
a membrane,the amnion,encloses and protects the embryo enabling life independent of the sea
Tetrapods
Have four limbs
Deuterstome development began with the
Echinoderms
Sea Urchins and sand dollars belong to which class
Phylum Echinoderms
Class Echinoidea
Brittle stars belong to class?
Phylum Echinoderms
Class Ophiuroidea
Holothuroidea
Sea Cucumbers
Crinoidea
Feather Stars
What characteristic enabled complex movement in Vertebrates?
A distinct moving, turning head and a spinal column.
The sieve that connects echinoderms water vascular system to the environment
madreporite
Who has ambulacral grooves
Star Fish, have tube feet extending from these grooves, they move by hydrostatic pressure.
Reduced metabolic rate caused by heat
Estovation
See if you can add to this list from Dewitts word list
Password is Osteopath