Assertion: dinoflagellate's number | /r/CapableOf | serve as exit
Facets:
value: for trichocyst threads
type: TRANSITIVE-OBJECT
Source sentences:
text: The large thecal plates are covered with minute spines (Figures 5 & 6) or papillae (600-700 per plate, according to Faust & Gulledge 2002) and a number of pores, which may serve as exits for trichocyst threads.