▁The ▁Asian , ▁Pacific , ▁and ▁Australian ▁fa unas ▁have ▁not ▁been ▁worked ▁and ▁there ▁are ▁probably ▁many ▁un n ass igned ▁and ▁und es cribed ▁species . ▁ ▁References ▁ ▁Category : La em oph lo e idae <0x0A> </s> ▁R IO ▁Mod els ▁are ▁intr ic ately ▁detailed ▁die cast ▁and ▁pl astic ▁ 1 : 4 3 ▁scale ▁models ▁made ▁in ▁C ern obb io , ▁Italy ▁on ▁Lake ▁Como , ▁by ▁a ▁tool ▁and ▁die ▁company ▁of ▁the ▁same ▁name . ▁ ▁History ▁Rio ▁started ▁as ▁a ▁sid eline ▁business ▁interest ▁to ▁a ▁die cast ing ▁company ▁in ▁C ern obb io ▁operated ▁by ▁the ▁T att ar lett i ▁family ▁starting ▁about ▁ 1 9 6 1 ▁( S inc la ir ▁ 1 9 7 9 , ▁p .   3 8 8 ). ▁Besides ▁custom ary ▁et ym ologies ▁for ▁the ▁name ▁' R io ', ▁the ▁origin ▁as ▁a ▁company ▁name ▁is ▁unclear . ▁ ▁R IO ▁models ▁first ▁appear ▁to ▁have ▁been ▁imported ▁into ▁the ▁United ▁States ▁by ▁David ▁S inc la ir , ▁a ▁model ▁enthus iast ▁who ▁brought ▁many ▁previously ▁unknown ▁European ▁model ▁br ands ▁to ▁the ▁U . S . ▁in ▁the ▁ 1 9 6 0 s ▁and ▁ 1 9 7 0 s ▁( S inc la ir ▁ 1 9 7 9 , ▁p .   3 8 6 – 3 8 7 ). ▁R IO ▁Mod els , ▁along ▁with ▁R . A . M . I