subphylum chelicerata Flashcards
(6 cards)
1
Q
what are chilicerata named for?
A
their clawlike feeding structures called chelicerae
2
Q
what body characteristics do these organisms have?
A
no antennae, simple eyes, two body regions, 8 legs
3
Q
what are the two body regions in these organisms?
A
prosoma and opisthosoma
4
Q
what is contained within the prosoma?
A
sensory, feeding, and locomotive tagma, chelicerae, and pedipalps
5
Q
what are pedipalps?
A
second pair of appendages on the head, used for grasping, sensing, and mating
6
Q
what is contained in the opisthosoma?
A
digestive, reproductive, excretory, and respiratory organs (book lungs)
