DUTCH AND ENGLISH BIRDS. 205 
Genus Calandrella. 
(Calandrella brachydactyla) (Leisler). 
Genus Melanocorypha. 
(Melanocorypha siberica) (Gmel.). 
Genus Otocorys. 
Otocorys alpestris (Linn.). 
A regular winter visitor to Holland; of irregular occur- 
rence in winter in Gr. Britain. 
Order PICARIAE. 
Genus Cypselus. 
Cypselus apus (Linn.). 
A common summer visitant to Holland and the Br. Isl. 
(Cypselus melba) (Linn.). 
Genus Acanthyllis. 
(Acanthyllis caudacuta) (Latham). 
Genus Caprymulgus. 
Caprimulgus europaeus Linn. 
A regular summer visitor to Holland and the Br. Isl. 
(Caprimulgus ruficollis) Temm. 
Genus Picus. 
Picus martius Linn. 
Has occurred a few times in Holland near the german 
frontier. 
Genus Dendrocopus. 
Dendrocopus major (Linn.). 
A resident in Holland in the wooded districts, being 
more numerous in autumn when many migrants are often 
passing through. 
A resident in England and Scotland, a rare straggler 
to Ireland. 
Notes from the Leyden Museum, Vol. XV. 
