Assertion: eurypterid's pair | /r/CapableOf | bear terminal spine
Facets:
value: with two spines
type: OTHER
value: on the penultimate segment
type: TEMPORAL
Source sentences:
text: The endognathites increase in length from the first backward; the first three pairs relatively robust, short and spinous; the fourth pair slender and bearing only a terminal spine with two spines on the penultimate segment.