ome ▁species ▁is ▁L onom ia ▁ob li qua , ▁and ▁it ▁is ▁this ▁species ▁on ▁which ▁most ▁of ▁the ▁medical ▁research ▁has ▁centered . ▁As ▁ant ico ag ul ants ▁have ▁some ▁very ▁benef icial ▁applications ▁( e . g ., ▁prevent ion ▁of ▁life - th re aten ing ▁blood ▁cl ots ) ▁the ▁research ▁is ▁motiv ated ▁by ▁the ▁possibility ▁of ▁der iving ▁some ▁ph arma ce ut ically ▁valuable ▁chemical s ▁from ▁the ▁to x in . ▁ ▁Species ▁ ▁L onom ia ▁ach el ous ▁( C ram er , ▁ 1 7 7 7 ) ▁— ▁Boliv ia , ▁Venezuela , ▁Colombia , ▁E cuador , ▁French ▁Gu iana , ▁Brazil , ▁Peru , ▁Sur in ame ▁ ▁L onom ia ▁ben el u zi ▁L ema ire , ▁ 2 0 0 2 ▁— ▁French ▁Gu iana ▁ ▁L onom ia ▁cam ox ▁L ema ire , ▁ 1 9 7 2 ▁— ▁Venezuela , ▁French ▁Gu iana , ▁Sur in ame ▁ ▁L onom ia ▁col umb iana ▁L ema ire , ▁ 1 9 7 2 ▁— ▁Costa ▁Rica , ▁Pan ama , ▁Colombia ▁ ▁L onom ia ▁desc im oni ▁L ema ire , ▁ 1 9 7 2 ▁— ▁Boliv ia , ▁Colombia , ▁E cuador , ▁French ▁Gu iana , ▁Peru , ▁Sur in ame , ▁Brazil , ▁Sur in ame ▁ ▁L onom ia ▁di abol us ▁Dra ud t , ▁ 1 9 2 9 ▁— ▁Brazil , ▁French