proparianとは 意味・読み方・使い方

形容詞

proparian (not comparable)

1. (paleontology, zoology) Of or relating to the order †Proparia of trilobites.
2. (paleontology, zoology) Of a facial suture of a trilobite, terminating forward of the genal angle.
3. (paleontology, zoology) Of a trilobite, having these sutures.
   • 1962, Allison R. Palmer, “Comparative Ontogeny of Some Opisthoparian, Gonatoparian and Proparian Upper Cambrian Trilobites”, in Journal of Paleontology‎, volume 36, number 1, page 87:

     Study of silicified ontogenetic series of opisthoparian (Aphelaspis), gonatoparian (Glaphyraspis), and proparian (Hardyoides) trilobites indicates the probable homology of cephalic spines in ptychopariid trilobites.