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27 Cards in this Set
- Front
- Back
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Ferns
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Sori produce Spores
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Moss
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G: Briophite
n and 2n Bottom: Gametocyte Top: Sporophytes |
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2 big freshwater molusc classes
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gastropoda: snails & slugs
bivalvia/pelicipoda: clams |
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key char. of molluscs
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1. visceral mass
2. head foot 3. radula 4. shell secreted by mantle |
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SC of snails
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Pulmonata (fake lungs)
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Dextral snail
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aperture on right
F: Lymnaidea G: Stagnicola |
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Cercaria family
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Schistosomes
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Sinistral snail
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aperture on left
F: Physidae G: Physa |
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Leech common name
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"Common Snapping Turtle Leech"
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Leech PCF
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P: Annelida
C: Clitela F: Glosophonidae |
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Leech genus species
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Placobdela ornata
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sexuality of snail
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protandrous hermaphrodite
(male, then female) |
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packets of sperm in leech
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spermadophores
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Annelid inside snail
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P: Annelida
C: Clitela SC: Oligochata G: Chetogaster |
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Main char. of SC: Oligochata
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seatae (bristles)
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Redia of trematode
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P: Platyhelminthes "Flatworms"
C: Trematoda "Flukes" |
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ciliate
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P: Ciliate
G: Vorticela C: Peritrichea |
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flat snail
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F: Planorbidae
G: Helosoma trivolvis |
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metacercaria
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O: Strigeoidae
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metacercaria stage forms:
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2nd intermediate host
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tribocytic organ used to:
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hold onto things
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stage before redia
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sporocyst
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possible 4th transfer host
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paratenic
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name of cercaria tail
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finfold
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tooth thing in cercaria
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stylet
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snail radula made of:
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chitin
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Crawfish Order
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O: Decopoda
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