Arthropod Morphology
Parts of a Spider: Ventral View of Female Spider
Ventral View of Female Spider
Chelicera:
The first pair of appendages which in spiders has become modified into a stout basal part and a smaller distal segment, the fang.
Fang:
The moveable distal segment of the chelicera, used to inject venom into prey.
Endite
: The expanded base of the pedipalp used to filter particles from the spider's liquid diet.
Labium:
A small plate forming the back edge of the mouth.
Sternum:
A plate covering the ventral cephalothorax.
Coxa:
The first element of the walking leg.
Lung slit:
The external entrance to the book lungs.
Epigynum:
The external female genitalia or sex organs.
Spinnerets:
Fleshy finger-like appendages which emit silk from tiny spigots at their tips. Most spiders have three pair; anterior, median and posterior.
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