. The shell book . series of parallel rows of fine dots,the area clouded with brown. Blotches of dark brown occur onboth lips and on the rows of knobs. The ground colour is creamywhite. One strong varix runs down behind the columellar lip. This is not only the giant of its family, reaching a foot inlength, but its distribution is over a belt that encircles the inhabits the Indian Ocean, the Philippines, Japan and the WestIndies. In cameos it gives a white raised figure on an orange orpink ground. CAMEO-CUTTING The black helmet is one of the best shells for has an onyx
. The shell book . series of parallel rows of fine dots,the area clouded with brown. Blotches of dark brown occur onboth lips and on the rows of knobs. The ground colour is creamywhite. One strong varix runs down behind the columellar lip. This is not only the giant of its family, reaching a foot inlength, but its distribution is over a belt that encircles the inhabits the Indian Ocean, the Philippines, Japan and the WestIndies. In cameos it gives a white raised figure on an orange orpink ground. CAMEO-CUTTING The black helmet is one of the best shells for has an onyx ground, a dark coat under the pale outer layer,so that the figure cut will stand out well. The inner lip of alarge shell should yield several brooches. Usually the back-ground is claret-coloured, instead of black. The bulls mouth is red under a white outer coating. Thisis known as a sardonyx ground. C. cornuta cuts a whitefigure on an orange ground. The queen conch (Strombus gigas)is pink over a white ground. 138. 1 Cassis tuberosa. HELMET SHELLS2 Cassis cameo. 3 Cassis testicithts. 4 Oniscia titberculosa.
Size: 1356px × 1842px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, bookidshellbook00r, bookyear1908
