Assertion: arthropod's clade | /r/HasProperty | aligned with trilobite
Facets:
value: closely
type: DEGREE
Source sentences:
text: However, some recent cladistic analyses of arachnomorph taxa have elevated Helmetiidae as a clade closely aligned with the trilobites (see figure above, and discussion below), which would create a paraphyletic situation if the naraoiids are also considered trilobites.