ˈsemitaladj. [compare Latin sēmitālis belonging to footpaths] of or pertaining to a semita.
ΘΚΠ
the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Echinodermata > [adjective] > relating to or resembling sea-urchin > of or relating to minute tubercles in Spatangoidea
semital1877
1877 T. H. HuxleyMan. Anat. Invertebrated Animals ix. 573 Fig., Semital tubercles... Semital spine.