▁ ▁Specific ▁▁ ▁General ▁▁▁ ▁Category : S . L . ▁Ben fica ▁seasons ▁Ben fica ▁Category : Port ug uese ▁football ▁championship - win ning ▁seasons <0x0A> </s> ▁Tar an is ▁gran ata ▁is ▁a ▁species ▁of ▁sea ▁sn ail , ▁a ▁marine ▁g ast rop od ▁m oll usk ▁in ▁the ▁family ▁R aph it om idae . ▁ ▁Description ▁The ▁length ▁of ▁the ▁shell ▁att ains ▁ 6 . 5 ▁mm , ▁its ▁diameter ▁ 3 ▁mm . ▁ ▁( Original ▁description ) ▁The ▁rather ▁small ▁shell ▁is ▁solid , ▁ov ate , ▁and ▁sharp ly ▁grad ate . ▁Its ▁colour ▁is ▁uniform ▁buff . ▁The ▁shell ▁contains ▁seven ▁wh or ls , ▁inclus ive ▁of ▁the ▁proto con ch . ▁They ▁are ▁contract ed ▁at ▁the ▁s uture , ▁ang led ▁at ▁the ▁shoulder , ▁rounded ▁at ▁the ▁peri ph ery , ▁and ▁h ollow ed ▁at ▁the ▁base . ▁▁ ▁S cul pt ure : ▁The ▁surface ▁is ▁ret ic ulated ▁by ▁elev ated ▁flat - to pped ▁spir als ▁and ▁radial s . ▁On ▁the ▁upper ▁wh or ls ▁these ▁are ▁of ▁equal ▁value , ▁and ▁enc lose ▁deep ▁square ▁mes hes . ▁The ▁radial s ▁amount ▁on ▁the ▁body ▁wh or l ▁to ▁twenty - five , ▁and ▁on ▁the ▁ante pen ult imate ▁to ▁about ▁twenty . ▁They ▁gradually ▁dimin ish ▁in ▁size ▁anterior ly ▁and ▁van ish ▁on ▁the ▁base . ▁On ▁the ▁body ▁wh or l ▁there ▁are ▁about ▁sevent een ▁spir als