In 1835 , under the aegis of the Royal Geographical Society Schomburgk was sent on a trip of botanical and geographical exploration to British Guiana , also for the British government he was chosen to survey the colony and outline its boundaries .
In 1835 , under the aegis of the Royal Geographical Society Schomburgk was sent on a trip of botanical and geographical exploration to British Guiana . 
 In 1840 the British Government chose Schomburgk to survey the colony and outline its boundaries .