calcariform,a.|kælˈkærɪfɔːm| [mod.f. L. calcāri- spur + -form, or a. F. calcariforme; with the same confusion of calcar with calc- as in prec.] a. ‘Shaped like a calcar or spur’ (Treas.Bot.). b.catachr. ‘Having a calcareous, rhomboidal appearance’ (Syd. Soc.Lex. 1881).