BIOL 321 Pictures Flashcards
polymorphic hydroid
Glyceridae
blood worm
Plesiomorphy
Epitoky posterior budding
Lumbricus digestion
Pharynx, pharyngeal dilator muscles, esophagus, crop, gizzard, intestine, typhlosole, chloragogen tissue
Subphylum Medusazoa
Class Scyphozoa
Genus Aurelia
moon jelly
Subphylum Anthozoa
Class Octocorallia
bamboo coral
Arenicolidae
lugworm
Colonial hexacorallia
(the connections between polyps)
plesiomorphy
Hydra
(Subphylum Medusozoa, Class Hydrozoa)
Nereididae
ragworm
Arenicolidae feeding
Hydra histological cross-section
Bonnelia
Echiuridae
Subphylum Anthozoa
Class Hexacorallia
brain coral
Cnidaria epidermis
Nereis cross section
Note: cuticle, epidermis, circular muscle, longitudinal muscle, oblique muscle, eucoelom, intestine, dorsal blood vessel, ventral nerve cord, aciculae
Staurozoa
Siboglinidae morphology
note: branchial filaments, vestimentum, trunk, opisthosoma
Echiuridae
Turbellarian x-section
note: body musculature, inestinal caeca, parenchyma, epidermis
Cestoda oncosphere
Siphonophore
Siboglinidae
giant vent worm
Subphylum Anthozoa
Class Octocorallia
sea fan
Subphylum Anthozoa
Class Hexacorallia
hermatypic coral
Scyphozoan