usk ▁in ▁the ▁family ▁Dr illi idae . ▁ ▁Description ▁The ▁length ▁of ▁the ▁shell ▁att ains ▁ 5   mm , ▁its ▁diameter ▁ 1 . 5   mm . ▁ ▁It ▁is ▁a ▁smooth , ▁sh ining , ▁fus iform ▁shell ▁of ▁pom eg ran ate - p ink ▁color . ▁It ▁contains ▁ 6 ▁wh or ls , ▁of ▁which ▁two ▁in ▁the ▁proto con ch . ▁The ▁sculpt ure ▁consists ▁of ▁few ▁rib s , ▁number ing ▁ 7 ▁close ▁to ▁the ▁body ▁wh or l . ▁The ▁a pert ure ▁ ▁is ▁slightly ▁ov ate . ▁The ▁white - color ed ▁outer ▁lip ▁is ▁thin .. The ▁sin us ▁is ▁wide . ▁The ▁si ph onal ▁canal ▁is ▁very ▁short . ▁ ▁Distribution ▁This ▁marine ▁species ▁occurs ▁in ▁the ▁Pers ian ▁G ulf ▁and ▁the ▁G ulf ▁of ▁O man . ▁ ▁References ▁ ▁External ▁links ▁▁ ▁T ucker , ▁J . K . ▁ 2 0 0 4 ▁Catalog ▁of ▁recent ▁and ▁foss il ▁t urr ids ▁( M oll us ca : ▁Gast rop oda ). ▁Z oot ax a ▁ 6 8 2 : 1 - 1 2 9 5 . ▁ ▁gran at ella ▁Category : G ast rop ods ▁described ▁in ▁ 1 9 0 3 <0x0A> </s> ▁Gay ▁White ▁Cas well ▁( born ▁May ▁ 3 0 , ▁ 1 9 4 8 ) ▁is ▁a ▁writer ▁and ▁former ▁political ▁figure ▁in ▁S ask atch ew an , ▁Canada . ▁She ▁represented