Phylum Annelid Flashcards
1
Q
Gut?
A
Complete
2
Q
Coelom ?
A
True coelom
3
Q
Circulatory system?
A
Closed
4
Q
Fate of blastopore
A
Protostomate
5
Q
What animals are in this phylum?
A
Class polychaeta- marine segmented worms
Class oligochaeta- earthworms
Hirudinea- leeches
6
Q
Root name for oligochaeta?
A
Oligo- dew or scarce
Chaeta- bristle, hair
Often called segmented worms
7
Q
What is a unique trait of oligochaeta ?
A
They are hermaphrodite
8
Q
Polychaetea root name
A
Poly- many chaeta- setae, hairs
9
Q
What kind of animals are in polychaeta ?
A
Marine worms
- fireworks
- bristle worms
- tubeworms
- fanworms
10
Q
Polychaeta traits
A
Lack clitellum
Seperate sexes
Trochophore larvae
11
Q
What are in the class hirudinae?
A
Leeches
12
Q
What can they be used for
A
They are good at sucking blood without leaving a mark
