- • rr 



■ m ' h MEMOIRS 



OF THE 



BOSTON SOCIETY OF NATURAL HISTORY; 



VOLUME III, NUMBER XIII. 



THE OLDEST KNOWN INSECT-LARVA, MORMOLUCOIDES ARTICULATUS, FROM THE 



CONNECTICUT RIVER ROCKS. 



NOTE ON THE SUPPOSED MYRIAPODAN GENUS TRICHIULUS. 



A REVIEW OF MESOZOIC COCKROACHES. 



WITH PLATES XLV-XLVIII. 



By SAMUEL H. SCUDDER. 



BOSTON" : 



published by the society. 

 September, 1880. 



