Everything Crustacean
What's the Structure?
Skeleton Crew
Taxonomy
100

Crustaceans that are killed immediately after molting and cooked for food.

What are soft shell crabs?

100

This structure is the filter for water to enter the water vascular system in echinoderms.

What is the madreporite?

100

The term for the skeletal type of Arthropods.

What is an exoskeleton?

100

The taxonomic subphylum of sea stars.


What is Subphylum Asterozoa?

200

Appendages in crustaceans that have 2 parts (endopod and exopod).

What are biramous appendages?

200

This structure is the feeding mechanism in members of Class Echinoidea.

What is Aristotle's lantern?

200

The hard dorsal shield that is found in horseshoe crabs and crustaceans.

What is a carapace?

200

Christmas tree worms belong to this taxonomic class.


What is Class Polychaeta?

300

The structure formed from the tail fins of a crustacean.

What is a uropod?

300

These structures are the paired appendages that contain the setae of annelids.

What are parapodia?

300

The type of skeletal support system that is found in Phylum Annelida.

What is a hydrostatic skeleton?

300

Acorn worms belong to this taxonomic phylum.


What is Phylum Hemichordata?

400

The name of the larval stage of crustaceans.

What is nauplius?

400
This structure in tube-dwelling polychaetes helps them to capture food.

What are radioles?

400

The tiny plates that make up the skeletal support in echinoderms.

What are ossicles?

400

Barnacles belong to this taxonomic class.


What is Class Maxillopoda?

500

Flattened, leaflike legs that serve as respiratory organs in members of Class Branchiopoda.

What are phyllopodia?

500

This structure is a rudimentary notochord found in the hemichordates.

What is a stomochord?

500

The abdominal region of the exoskeleton in members of Subphylum Chelicerata.

What is the opisthosoma?

500

The taxonomic class of sea spiders.


What is Class Pycnogonida?