130 



FOSSIL MARINE WORMS. 



Note on the nesting of the Domestic Pigeon. — I beg to state from experience, 

 and in confirmation of communications received from your various correspondents 

 on this subject, that a pair of Pouters in my possession have for several years 

 supplied their nests with small twigs from an adjoining garden, although 

 furnished with straw for that purpose. 



DEPARTURE OF THE FAMILY HIRUNDINID^ FROM NORFOLK, 1851. 



Swift, {Cypselm apus,) August 27th. Wind— north-west. 



Sand Martin, {Hirundo riparia,) September 21st. Wind — west. 

 Martin, {Himndo urhica^ October 5th. Wind — south-west. 



Swallow, {Hirundo rustica,) October 12th. Wind— west. Weather- 



warm. 

 Norioich, November 11th., 1851. 



FOSSIL MARINE WORMS IN 

 THE FLAGSTONE BEDS OF PATELEY-BRIDGE, YORKSHIRE. 



BY JOHN DIXON, ESQ. 



Since the publication of Mr. Wood's interesting remarks on the Fossil 

 Marine Worm from Wensleydale, I have had the good fortune to fall in with 

 another variety of Dorsibrancldate annelide occurring in the flagstone beds of 

 Pateley -bridge; a deposit similar in general composition to those of Wensley- 

 dale. The fossils differ in character and distribution. The Wensleydale 

 specimens are widely scattered throughout the strata, and are of great length, 

 while those of Pateley are generally found in confused masses on the surface, 

 very distinctly developed, and clearly indicative of organic origin. The perfect 

 specimens are from eightean inches to nearly two feet long, with a circumference 



