/jfNUAL SUBSCRIPTION— Members, 4s. 6d. Non-Members, 9s. Post Free. 



NOS. 4-5, VOL. VII.] Price Is. 6cJ. [APRIL-MAY, 1893. 



The 



Essex Naturalist: 



BEING THE 



JOURNAL 



OF THE 



ESSEX EIELD CLUB. 



EDITED BY 



WILLIAM COLE, 



Honorary Secrctciry. 



Conttnts. 



PAGE 



The "Holy Thorn" at Woodham Ferrers, Essex {concluded) 49 



Further Notes on the Burnham Rorqual {Balc^noptera vnisculns). By Walter 



Crouch, F.Z.S 5° 



Periodicity in Organic Life. (Being the Presidential Address, delivered at Chelmsford, 



April 15th, 1S93.) By Dr. Henry Layer, J.P., F.L.S., F.S.A 51 



Notes on the Geology of the Neighbourhood of Chelmsford. By T. V. Holmes, F.G.S. 65 

 Notes— Original and Selected. Capture of Otters near Chelmsford ; Uncommon Birds near 

 Birchanger ; Waxwings {Aiiipclis ^ar>-ulus) M Harwich; Helix Lafiicida (Linn.) at Col- 

 chester ; Hes/cria Lineola, Ochs., in Essex and Elsewhere ; Ancient Pit at Coggeshall ; 

 Proposed Purchase of Mr. Joslin's IMuseum of Romano-British Antiquities ; Death of Mr. 



W. R. Sackett ; Old Loughton Hall— Erratum 66 



The Essex Field Club. Annual Report of the Council for the Year ended December 31st, 



Notes on the Gravel in Epping Forest. By T. Hay Wilson 



The Essex Field Club. Field INIeeting at Broomfield and 13th Annual Meeting, and Special 



Meeting at Chelmsford, Saturday April 15th, 1S93 



Title-page and Index to Vol. VI. 



The authors alone are responsible for the statements and opinions contained m their 



respective papers. 



PUBLISHED BY THE CLUB, BUCKHURST HILL, ESSEX. 

 E. DURRANT & CO., 90, HIGH STREET, CHELMSFORD. 



Ent. Stationers' Hall.l 



CoMMUNic.A.TioN's and Advertisements should be addressed : — 



The Editor of " THE ESSEX NATURALIST," 



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