Subphylum Chelicerata
Reproduction & Development
Body Systems
Body Structures
Taxonomic Divisions
mouthparts
chelicerae
pedipalps
no antennae
excretion
malpighian tubules
body
2 tagmata
prosoma
opisthosoma
no distinct head
uniramous appendages
"one branch"
chelicerae
(often fangs)
pre-oral appendages
pedipalps
post-oral appendages
respiration
gas exchange
book gills
book lungs
tracheae
*see table
*see table