1.antenenul: one of a pair of sensory appendages that are used as chemoreceptors and give the lobster a sense of touch.
2.first antenna: one of a pair of sensory appendages that function primarily as chemoreceptors.
3.cheliped: one of a pair of pereiopods adapted into claws--one "crusher" and one "cutter"--used for feeding, protection, and movement.
4.rostrum: a small point of the carapace protecting the eyes and anterior sensory organs.
5.eye: a lobster has a pair of compound eyes which are adapted for low-light vision and are particularly well adapted to detect motion.
6.pereiopod: one of a lobster's ten "walking legs" which are also used for burrowing.
7.carapace: the protective shell covering the cephalothorax.
8.cephalothorax: the head and thorax of a lobster are fused into a cephalothorax.
9.abdomen: the tail section of a lobster which is divided into six segments.
10.telson: the central segment of the tail fan which aids movement.
11.uropod: one of the segments making up the tail fan of a lobster which aid movement.