HesionePicta-AA, 18K
(the polychaete Hesione picta)

Zool 250
Laboratory Schedule
& Study Links
(2019)

(Sample lab exams; Diversity Quiz;
Lab Terms worksheet (pdf))
LemonSlug-AA, 28K
(lemon slug from Madagascar)


LABTOPICFOR REVIEWANIMATIONS*
Week 1 Introduction to labs, course resources, overview of invertebrate diversity    
Week 2 Microscopy, protists, Porifera study images, key**
movies
- Microscope parts & functions
- Choanoflagellate form & feeding
- Sponge form & feeding
Week 3 Cnidaria & Ctenophora
DISSECTION
study images, key**
movies
- Hydrozoan life cycle
- Scyphozoan life cycle
Week 4 Xenacoelomorpha, Platyhelminthes & Nemertea
QUIZ AT START
study images, key**
movies
- Excretory systems
Week 5 Nematoda and other pseudocoelomate taxa
MARKED DISSECTION
study images, key**
movies
 
 
Reading Week
   
Week 6 Mollusca
DISSECTION
(Garstang's poem: How the gastropod got it's twist)
study images, key**
movies
- Filibranch form & feeding
- Eulamellibranch form & feeding
Week 7 Mollusca (cont.)
DISSECTION
study images, key**
movies
- Squid form & locomotion
Week 8 Annelida and lophophorate taxa
QUIZ AT START
(Rhyming key to polychaete families)
study images, key** - Polychaete form & locomotion
- Earthworm form & locomotion
Week 9 Onychophora, Tardigrada & Arthropoda
MARKED DISSECTION
study images, key** - Decapod claw form & function
- Virtual Copepod (UCSD)
Week 10 Arthropod (cont.) study images, key**  
Week 11 Echinodermata and other deuterostomes
MARKED DISSECTION
study images, key**
movies
- Sea urchin form & feeding
- Virtual Urchin (Stanford Univ.)
- Sea squirt form & feeding
Week 12 LABORATORY FINAL EXAM sample lab exams
Diversity Quiz
 
* Most of these animations were written and directed by Rich Palmer, and programmed by Heather Kroening. Heather wrote, directed and programmed the hydrozoan & scyphozoan life cycles. To view the animations properly you must have the most recent version of the Flash browser plugin installed (download plugin). For other teaching animations, visit the Biological Sciences multimedia page. ** To use the key to the study images most effectively, open a second window in your browser and to view the key and the study image at the same time (assuming your monitor is large enough!).


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(revised Nov. 22, 2018)