tectibranch i at a

pl. [Lat. tectus =covered and Mod. Lat. branch i at a (q. v.).] Zoology: A section of Opisthobranch i at a (q. v.). Animal usually provided with a shell both in the larval and adult state; branchise covered by the shell or mantle; sexes united. There are five fami lies: To rna tel lidæ, Bullide (=the Tectibranch i at a of Cuvier), Pleurobranchide, Aplysiadæ, and Phyllidiade. těc-ti-brăn-chi-ate, adj. & subst. [TECTIBRAN CHIATA.] A. As adject .: Of or belonging to the Tectibran chiata. B. As substant.: Any individual of the Tectibranch i at a (q. v.).