334 THE ZOOLOGIST. 



Curlew Sandpiper, T. subarquata. Generally with Dunlin, 

 early autumn. 



Purple Sandpiper, T. striata. Fairly common, and observed 

 as late as the middle of June. 



Knot, T. canutus (Myniar Goesgoch). Some winters in vast 

 flocks, others in limited numbers. 



Sanderling, Calidris arenaria (Pibydd y Yraeth). Occurs in 

 small flocks in spring and autumn. 



Common Sandpiper, Totanus hypoleucus (Pibydd). Very 

 common. 



Common Redshank, T. calidris (Coesgoch). Resident. 



Greenshank, T. canescens (Coeswerdd). Rare. 



Bar-tailed Godwit, Limosa lapponica (Rhostawg). Seen 

 chiefly in autumn. 



Black-tailed Godwit, L. belgica (Rhostawg). Rare; one 

 procured in August, 1893. 



Curlew, Numenius arquata (Gilfyn hir). Resident, common. 



Whimbrel, N. phaopus (Coef Gilfin hir). Common during the 

 latter part of May, fewer noticed in autumn. 



Black Tern, Hydrochelidon nigra (Ysgraen ddu). Single birds 

 occasionally seen. 



Common Tern, Sterna fluviatilis (Wennol-y-mor). Occurs 

 sparingly. 



Arctic Tern, S. macrura (Wennol-y-mor). Rare. 



Little Tern, S. minuta (Wennol-y-mor). Common. 



Little Gull, Larus minutus. In severe weather of March, 1886. 



Black-headed Gull, L. ridibandus (Gwylan-bendu) . Common 

 in winter ; single birds occasionally in summer. 



Common Gull, L. canus (Gwylan). Very common in winter. 



Herring Gull, L. argentatus (Gwylan). Resident, common. 



Lesser Black-backed Gull, L. fuscus. In limited numbers. 



Great Black-backed Gull, L. marinus. Commoner than 

 last. Nests on islands in the lone tarns, also off the coast. 



Glaucous Gull, L. glaucus. Several immature birds procured 

 during severe frosts. 



Kittiwake, Rissa tridactyla (Gwylan benwen). Common. 



Great Skua, Ster cor arias catarrhactes (Barcutan-y-mor). Fre- 

 quently seen during the herring-fishing season. 



Pomatorine Skua, S. pomatorhinus . One in full plumage, 

 May, 1893. 



