CLXI 
—- Exploration of cave Ho; on the occurence of 
felstone implements of the Le Moustier type 
in Pontnewydd cave, 1874. 
— On the transport of fine mud and vegelable 
matter by conferva, 1880. 
— Brecciated beds at S l -Davids, 1883. 
— Report of an excursion of the Geoîogist’s as¬ 
sociation to Bangor, Snowdon, etc. 1883. 
— Report of an excursion of the Geologists’asso- 
ciation to Cambridge, 1884. 
— Chester Society of natural Science. Presidenfs 
address, 1881. 
— Further observations on the pre-cambrian 
rocks of Caernarvon, 1879. 
— On some perched blocks and associated 
phenomena, 1886. 
— The présent State of the evidence bearing 
upon the question of the antiquily of man. 
— On the Drifts of the vale of Clwyd and their 
relation to the Caves and Cave-Deposits, 
1887. 
— On the relation of the appearance and dura¬ 
tion of the various forms of life upon the 
earth to the breaks in the continuity of the 
sedimentary strata. 
— On the Silurian grits of Corwen, North Wales, 
1877. 
— On some tracks of terrestrial and freshwater 
animais, 1884. 
— On the evidence of the later movements of 
élévation and dépréssion in the British Isles. 
— On some fossils supposed to hâve been found 
in the pleistocene gravels ofBarnweli, near 
Cambridge, 1883. 
ANNALES SOC. GÉOL. DE BELG., T. XIV. BULLETIN, 11 
