NOTES ON A COLLECTION OF BIRDS 
251 
Charadrius mongolicus, Pall. $ 1, 4. Lamu and Manda. 
These birds agree in every way with the description of G. 
mongolus , and not C. pyrrhothorax. They have the lateral 
upper tail coverts white with grey-brown spot midway on the 
shaft. 
Charadrius hiaticula, L. Ringed Plover. $ 1, <J 3. Mom- 
basa and Manda Island. The males are in full breed- 
ing plumage ; the wing measurements vary from 122- 
129 mm. 
Charadrius pecurius. Sand Plover. $ 8, 10. Manda 
Island, M’koi and Lamu. This series included birds in all 
stages. 
Charadrius marginata. $ 1, <J 1. Manda and Lamu. The 
male is in full dress. 
Squatarola helvetica, L. Grey Plover. $ 3, (J 2. Manda 
and Lamu. Although all these birds were collected at almost 
the same time, they show gradations from full summer plumage 
to full winter. They were collected in March. 
Stephanibyx inornatus, Swains. Lesser Grey-breasted Plover. 
$ 2, (J 2. Lamu and M’koi. Wing measurements vary from 
160 to 184 mm. 
(Edicnemus vermiculatus, Cab. African Stone Plover. 
$4, (J 6. Lamu. The birds in this series are remarkably 
uniform in colour and size, with the exception of one quite 
young specimen. 
Dromus ardeola, Payk. Crab Plover. $ 3, $ 3. Lamu 
and Manda. An immature female in first dress was collected 
in April. 
Numenius arquatus, L. Curlew. $ 7, (J 8. Manda Island. 
The great difference in size between adult males and females 
is well illustrated in this series. The largest bird has the bill 
180 mm. on the straight and the smallest 125 mm. 
Numenius phceopus, L. Whimbrel. $ 3, (J 3. Manda 
Island. 
Terehia cinerea, Guld. Yellow-legged Plover. $ 2, (J 1. 
Lamu and Manda. These birds are just coming into full 
plumage. 
Tringoides hypoleucus, L. Common Sandpiper. $ 3, 2. 
Lamu and Manda. Birds in soiled and dull plumage. 
