Assertion: arthropod's appendage | /r/HasProperty | single-branched
Facets:
value: only
type: DEGREE
Source sentences:
text: Some zoologists believe that arthropods possessing only single-branched appendages, particularly the insects, centipedes, and millipedes, evolved from a separate ancestor and therefore group them within a separate phylum—the Uniramia, or Atelocerata; however, in this treatment these forms are dispersed among several subphyla.