platycnemism (platikneʻmizm)

[ platycœlian (plat-i-sē'li-an), a. [ Platycœlidæ (plat-i-seʻli-dē), n. pl. [NL., platycœlous (plat-i-sē'lus), a. [ platy crinite (plat'i-kri-nīt), n. An encrinite of the genus Platycrinus or Platy crinites. platy crinoid (plat'i-kri-noid), n. [NL. Platy crinus, q. v., + Gr. εἶδος, form.] A platy crinite. Platycrinoidea (plat"i-kri-noi' đệ-a), n. pl. [NL., IMG:content-0381.jpg:[graphic] crinidæ. Platucrinida