Arthropods - Crustaceans Flashcards
How many pairs of antennae and mouth parts
2 + 3
Name given to appendages on thorax and abdomen and what is their role
Thorax - Perieopods - locomotion
Abdomen - Pleopods - Attatchment of eggs or aid in transfer of sperm
Legs split into 2 parts - what is this called?
Biramous
Crustaceans have regenerative properties…
Autotomy
Name for pincer/claw structure
Chelipeds
What is the back of the tail called
Telson
What kind of circulatory system do crustaceans have
open circulatory system
Where are the glands that remove excess salt from the haemolymph
Base of the antennae
How is nitrogenous waste excreted
Diffusion
How do you distinguish males from females
Females have a wider abdomen
Outline 3 sensory organs
olfactory receptors
Eyes
Antennae
Give an example of an isopod
Woodlice
What is the name of the exoskeleton over the cephalothorax in decapods?
Carapace
What is different about barncales
They are hermaphrodites
