. ▁The ▁species ▁is ▁one ▁of ▁six ▁species ▁of ▁the ▁genus ▁T orn ab ene a ▁that ▁are ▁en demic ▁to ▁Cape ▁Ver de . ▁The ▁species ▁was ▁first ▁described ▁by ▁Fil ipp o ▁Par lat ore ▁in ▁ 1 8 4 9 ▁as ▁T etra ple ura ▁ins ular is . ▁ ▁Distribution ▁and ▁e col ogy ▁T orn ab ene a ▁ins ular is ▁occurs ▁on ▁the ▁islands ▁of ▁Santo ▁Ant ão , ▁São ▁Vic ente , ▁São ▁Nicol au , ▁Santiago ▁and ▁Bra va . ▁ ▁References ▁ ▁ins ular is ▁Category : End em ic ▁fl ora ▁of ▁Cape ▁Ver de ▁Category : Pl ants ▁described ▁in ▁ 1 8 5 0 <0x0A> </s> ▁John ▁A . ▁Sand erson ▁was ▁president ▁of ▁the ▁Opt ical ▁Society ▁of ▁America ▁in ▁ 1 9 6 7 . ▁He ▁was ▁the ▁former ▁head ▁of ▁the ▁opt ics ▁division ▁at ▁Naval ▁Research ▁L abs ▁and ▁the ▁Research ▁and ▁Education ▁Officer ▁for ▁the ▁Opt ical ▁Society ▁of ▁America . ▁ ▁See ▁also ▁Opt ical ▁Society ▁of ▁America # P ast ▁Pres idents ▁of ▁the ▁OS A ▁ ▁References ▁ ▁External ▁links ▁ ▁Articles ▁Pub lished ▁by ▁early ▁OS A ▁Pres idents ▁Journal ▁of ▁the ▁Opt ical ▁Society ▁of ▁America ▁ ▁Category : Opt icians ▁Category : Pres idents ▁of ▁the ▁Opt ical ▁Society ▁Category : 2 1 st - century ▁American ▁phys ic ists ▁Category : Opt ical ▁phys ic ists ▁Category : L iving ▁people ▁Category : Year ▁of ▁birth ▁missing ▁( l