57 
Specimens mounted or Skins. 
g ‘ '• 
Skeletons. 
Eggs. 
Larus canus, Linn. 
Common Gull. 
1. Filey, 1897 (Watson). 
2. Immature bird, Spurn, 1901. 
: 
• • • 
4 eggs 
Larus argentatus, Gmel. 
Herring Gull. 
1. Adult male, Dec. 1888. 
2. Immature, Feb. 1889, Scarbro’. 
3. Adult female, March 1889, Scarbro’ 
Sclerotic 
bones. 
4 Yorkshire clutches 
-v,- 
Larus fuscus, Linn. 
Lesser Blacli-backed Gulp. 
Larus marinus, Linn. 
Greater Black-backed Gull. 
. . V • 
2 Scotch clutches 
Several eggs, Fame Islands 
1 & 2. Adults* Bridlington, 1895. 
Presented by Mr. Boynton. 
1 & 2. Immature bird, Spurn, Jan. 
1896 (Watson). « 
f * 
r. ; o . t ' 
• • • 
• • • 
2 eggs 
Larus glaucus, Faber. 
Ghuicus Gull. 
c •• j y.r -S'" *. ; • 1 
1. Immature bird, Bridlington, Nov. 
-,1888. Purchased. . & 
' yOv, ' * ------- 
2. Adult, Bridlington. Purchased. 
... 
t. . : 
2 eggs, doubtful 
t - r ’ : ! . 
Larus leucopterus, Faber. 
Iceland Gull. 
1. Purchased. Yorkshire ? 
• • • 
1 egg, doubtful 
. - 
Genus Eissa. 
, 
.... 
Rissa tridactyla, (Linn.) 
Kitliwake. 
pro 
Skins of 2 adults males, Spurn, Jan. 
and February, 1901. 
1 & 2. Bridlington, Aug. 1888. Pur- 
; debased. 
3, & 4. Strickland Coll. 
1. Adult, Summer, Bridlington. 
2 & 3. Adults, Winter, Strickland Coll. 
• • • 
c. ; n 
Several Yorkshire clutches 
■ 
Case 
No. 
cccxix 
cccxx 
cccxxii 
.. A 
• i i 
CCCXX111 
cccxxiv 
CCCXXY 
A 
