Assertion: eurypterid's carapace | /r/HasProperty | segment
Facets:
Source sentences:
text: Further features distinctive of the genus include that the carapace (segment covering the head) is clearly triangular in shape, with eyes placed on the rim of it and positioned forwards, the fact that all walking legs possess spines and that they decrease in length the further back they were placed as well as the cylindrically shaped and sharp telson (tail spike).