THE NAUTILUS. 



91 



fifth, the furthest of all, say about seven miles comparing with 

 about two and one-half miles, locality one. 



The fossils were found lower than the live specimens on the 

 ridges, and as we go east the live specimens are found higher 

 up on the ridges or further away from the lower limits as indi- 

 cated by the fossils. 



tit /' 



In 1916 while the Honolulu Water Works were digging a 

 ditch for a pipe line, fossils of AchatineUa montaguei and buddi 

 were found by A. Gouveia buried about four feet deep in Manoa 

 valley near Manoa tennis court. The montaguei is now extinct 

 and the buddi nearly so in other localities. They are however 

 extinct in the above given locality. These shells thrived very 

 low once, and owing to the climatic changes the forest has dis- 

 appeared, thus explaining the present distribution. 



The strongest evidence yet is indicated by fossil ground shells, 

 catalogue numbers 932 to 942 inclusive, Leptachatina oryza and 

 a few other unnamed varieties which were collected on the 

 western slope of Diamond Head, also catalogue Nos. 859 to 

 869 inclusive. Amastra transversal! s also Endodonta and Lepta- 

 chatina, Nos. 972 to 975 inclusive, collected on the town side of 



