58 
Specimens mounted or Skins. j Skeletons. 
Eggs. 
Sub-Family 
I 
STERCORARIUNME. 
Genus Stercorarius. 
Stercorarius catarrhaetes,Linn. 
Great Skua. 
| 
Stercorarius pomatorhinus, 
(Temm.) 
Pomatorliine Skua. 
1. Adult, Spurn, May 1887. ... j 2 eggs 
2. Adult female, Lapland, June 1888. 
Purchased. 
3 & 4. Immature bird, Bridlington. 
1. Picked up at Harome, Yorks., 
Dec. 1895. Presented by J. Back- 
* bouse. 
Case 
No. 
cccxxvii 
„ A 
Stercorarius crepidatus (Banks) Sclerotic 
Richardson s Skua. boues * 
Stercorarius parasiticus (Linn.) 
Bujfon's Skua. 
1. Adult, Bridlington, Sept. 1893. 
Presented by the late Canon Raine. 
1 & 2. Strickland Coll. 
Order TUBINARES. 
Family PROCELLARIIDiE. 
Genus Procellaria, 
Procellaria pelagica, Linn. 
Stormy Petrel. 
Procellaria leucorrhoa, Vieill. 
Leach's Petrel. 
1 to 3. Adults, St. Kilda, Purchased. 
1. Adult, Bolton Park, 1872. 
Skins of male and female, Greenland, 
Bree Cell. 
2 eggs, Greenland 
3 eggs 
2 eggs labelled Faroe Islands 
cccxxix 
3 egga 
1 egg 
»*• 
cccxxxi 
„ A 
