care ous ▁wall . ▁The ▁test ▁is ▁large , ▁con ical ▁to ▁cyl ind rical , ▁co iled ▁to ▁straight ( ish ); ▁the ▁early ▁co iled ▁stage ▁results ▁in ▁a ▁fl atten ed ▁a pe x . ▁Dist inct ly ▁co iled ▁mic ros pher ic ▁tests ▁are ▁as ▁much ▁as ▁ 2   mm ▁wide ▁and ▁ 1 . 6   mm ▁high . ▁Meg al os pher ic ▁tests ▁are ▁smaller , ▁up ▁to ▁ 1 . 5   mm ▁high ▁and ▁ 1 . 1   mm ▁wide . ▁ ▁Sp ir alo con ulus ▁is ▁known ▁from ▁the ▁middle ▁Jur ass ic ▁of ▁France , ▁Italy , ▁S ardin ia , ▁and ▁Arab ia . ▁Tim id on ella ▁is ▁another ▁sp iro cy cl ind ▁from ▁the ▁same ▁time , ▁but ▁with ▁a ▁wider ▁distribution . ▁ ▁References ▁▁ ▁Sp ir alo con ulus ▁page ▁in ▁G SI ▁For amin ifer ▁e - book . ▁ ▁Category : Lo ft us i ida ▁Category : Pre histor ic ▁For amin if era ▁gener a ▁Category : J ur ass ic ▁life <0x0A> </s> ▁Christopher ▁Verb ist ▁( born ▁ 8 ▁October ▁ 1 9 9 1 ) ▁is ▁a ▁Belg ian ▁professional ▁football ▁player ▁who ▁is ▁currently ▁playing ▁for ▁FC ▁W ilt z ▁ 7 1 ▁in ▁the ▁Luxemb ourg ▁National ▁Division . ▁His ▁position ▁on ▁the ▁field ▁is ▁on ▁the ▁right , ▁either ▁as ▁a ▁w inger ▁or ▁as ▁a ▁wing back . ▁ ▁Career ▁In