BORDER GIFBORDER GIF

LABORATORY XI - ECHINODERMATA II

Read the following pages in Sherman & Sherman having to do with Echinoids and Asteroids: 274-299.

Class Asteroidea
ACANTHASTER, CROWN OF THORNS SEA STARTHE BLOOD STAR HENRICIATHE SANDSTARTWO SPECIES OF THE SIX-ARMED SEA STARPYCNOPODIA, THE SUN STAR THE SLIME STAR PTERASTERPAXILLAE OSSICLES COVERING THE ABORAL SURFACE OF MEDIASTER TO PROTECT PAPULAR RESPIRATORY ORGANS AGAINST ABRASIONTHE OCHRE SEA STAR PISASTER

Class Echinoidea
FOUR SPECIES OF STRONGYLOCENTROTUSA RATHER NASTY TROPICAL SEA URCHINTHE BURROWING HEART URCHINTHE SAND DOLLAR DENDRASTER SP.

Class Concentricycloidea (Now believed to be part of the Class Asteroidea - see taxonomic tree below.)


THE SEA DAISY XYLOPLAX TURNERAEXYLOPLAX TURNERAE, SEA DAISYECHINODERM FAMILY TREE

Living Materials:

Pisaster (Dissection).

Strongylocentrotus (Dissection).

Be sure to note the types and functioning of pedicellaria in these two representatives of theclasses Asteroidea and Echinoidea respectively.

Preserved Materials:

See museum preparations (dried & wet) on the back bench.

Various prepared slides on Echinoderm material: See on bench.

Demonstration Material:

Various preserved and dry museum preparations. See blackboard for list of materials on the back bench area for you to study.

Exercises: (will vary somewhat depending upon delivery of live materials).

Copyright ©1997-2001 by Peter Vaughn Fankboner
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DR. PETER V. FANKBONER
DEPARTMENT OF BIOLOGICAL SCIENCES
SIMON FRASER UNIVERSITY
BURNABY, BRITISH COLUMBIA
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