28G Ml' Thomas Oxley on (hittn Pereha. 



Bana t'ujrlna, Daudiu. Malayan Peninsu- IMalaj^an Peninsula and 



la and Islands. Islands, Bengal. 



Megcdophreys montana, Pinaug, Sp. Java. 

 Wagler, Var. 



Limnodytes enjthraus Malayan Peninsula. 

 (Schlegel). 



Polypedates leucomystax Pinang, Malayan Singapore, Malayan Pe- 



(Gravenhorst). Peninsula. ninsula, Bengal. 



Bufo mdanostictus, Malayan Peninsu- Malayan Peninsula and 



Schneider. la and Islands. Islands, Bengal. 



Hylcedactylus hivittatiis, Malayan Peninsula. 

 Cantor. 



— Journal of the Asiatic Society of Benc/al, Netu Series, No. 10, p. 1067, 

 Calcutta, 184:7. 



Gutta Pereha. By THOMAS OxLEY, Esq., A.B., Senior Sur- 

 geon of the Settlement of Prince of Wales Island, Singa- 

 pore, and Malacca. 



Discovery of the Gutta Perchahy Europeans — Botanical Description 

 — Range, habitat, mode of procxiring — Properties, uses, appli' 

 cation to the practice of Stirgeiy — Great superiority to bandages 

 and splints in cases of fracture — Capsules for vaccine virus-^ 

 Patents in England for cleansing the Gutta, and removing its 

 acidity — Means of procuring it pure xuhere it is produced. 



Although the trees yielding this substance abound in our 

 indigenous forests, it is only four years since it was disco- 

 vered by Europeans. The first notice taken of it appears to 

 have been by Dr W. Montgomerie, in a letter to the Bengal 

 Medical Boai'd, in the beginning of 1843, wherein he com- 

 mends the substance as likely to prove useful for some sur- 

 gical purposes, and supposes it to belong to the Fig tribe. In 

 April 1843, the subs+ance was taken to Europe by Dr D' Al- 

 meida, who presented it to the Royal Society of Arts of Lon- 

 don, but it did not at first attract much attention, as the Society 

 simply acknowledged the receipt of the gift ; whereas shortly 

 after they thought proper to award a gold medal to Dr W. 

 Montgomerie for a similar service. Now, as the discovery of 

 both of these gentlemen rested pretty much upon the same 



