232 



G. If. White — Aatophytography. 



self, cfrvTov = plant, jpacj^co 



the name antophytograph (avros 

 = write) is proposed. 



Figures 1 and 2 represent specimens of the positive autophy- 

 tograph that were collected by Dr. John "W. White in Decem- 

 ber, 1897, from a bar of gravel on Cnb Creek in the town of 



"Wilkesboro, North Carolina, and were presented to the writer 

 in January, 1898. These specimens* are water-worn pebbles 

 of white quartzite that have been slightly stained brownish 

 yellow by hyclrated iron oxide, and that have, in recent time, 



* All the specimens reproduced here are in the Harvard University Museum. 

 Figures 1 and 2 are from two specimens No. 2559, figures 3 and 4 are Nos. 

 2667 and 2343, of the Geological Laboratory collection ; and figure 5 is from 

 No. 37 of the Students Palaeontological collection. 



