254 Zoology. 



Tringa subarquata, Giild. Curlew Sandpiper. Greenwich (Fn.B.). 



Totanus hypoleucus, L. Common Sandpiper. Keston, 1893 (B.L.) p 

 Blackheath (Fn.B.); Lee, occasionally (J.F.G.) ; Dartford 

 (W.J.D.). 



Totanus calidris, L. Common Redshank. - Elmer's End, 189& 

 (B.L.) ; Thames Marshes, Dartford (A.P.M.) ; ditto breeds 

 (W.J.D.). 



Totanus canescens, Gmel. Greenshank. Long Reach, Dartford 

 (W.J.D.). 



Numenius arquata, L. Common Curlew. Occasionally on the- 

 Thames Marshes in winter (A. P.M.). 



GAVI.E. 



Sterna fluviatilis, Naum. Common Tern. On Thames (W.J.D.). 



Larus ridibundus, L. Black-headed Gull. Comes up the River 

 Thames in immense numbers in winter and occasionally 

 wanders inland to feed upon ploughed fields, among rooks 

 (A.P.M.) ; Elmer's End, 1893 (B.L.) ; commonest gull in 

 Dartford Marshes (W.J.D.) ; Woolwich Rectory (S.G.S.) ; 

 Greenwich, common (B.W.A.). 



Larus ichthyaetus, Pall. Great Black-headed Gull. Dartford 

 Marshes (Fn.B.). 



Larus canus, L. Common Gull. All along the riverside in winter, 

 Shortlands, 1890 (B.L.) ; Thames and Blackheath (Fn.B.) ; 

 Shortlands (W.G.) ; Lee, seen 1886 (J.F.G.) ; Greenwich, 

 common (B.W.A.) ; Woolwich Rectory (S.G.S.) ; Dartford 

 (W.J.D.). 



Larus argentatus, Gmel. Herring Gull. Elmer's End, 1893 (B.L.) ; 

 Greenwich and Bromley (B.W.A.) ; occasionally in twos or 

 threes with the Blackheaded Gull in winter (A.P.M.). 



Larus fuscus, L. Black-backed Gull. Greenwich Park (A.D.W.) ; 

 Woolwich Rectory (S.G.S.) ; Dartford (W.J.D.). 



Larus marinus, L. Great Black-backed Gull. Dartford Marshes 

 (W.J.D.) ; Woolwich Rectory (S.G.S.). 



Rissa tridactyla, L.Kittiwake. Hayes, 1888 (B.L.) ; Thames in 

 rough weather (Fn.B. & W.J.D.). 



