Assertion: eurypterid's pair | /r/HasProperty | thin
Facets:
value: in whip scorpions
type: OTHER
value: in whip spiders
type: OTHER
Source sentences:
text: In whip spiders (Amblypygi, Fig 3) and whip scorpions (Thelyphonida, Schizomida) the first pair of legs is long and thin; these limbs are used as sensory devices similar to antennae, rather than for walking.