THE NEIGHBOURHOOD OF EDINBURGH. 469 
H. flavipes, Samou. Dytis.JlavipeSy Fab. Dytis, hume- 
ralis. Marsh. 
Pretty frequent in stagnant waters. Fond, Botanic 
Garden. Ditches at Duddingston, &c. 
H. holosericeus, Steph. Dytis. holosericeus, Marsh. 
Not very plentiful, but may be found with the preceding 
occasionally. 
H. pubescens, Steph. 
Frequent in Braid marshes, and other places. 
Gen. Laccophilus. 
L. minutus, Leach. Dytis. minutus, Linn. Marsh. 
Ponds and ditches^ occasional. Pond at Coates, and 
elsewhere. 
Gen. COLYMBETES. 
C. guttatus, De Jean, Steph. Dytis. picinus. Marsh. 
In shallow ditches, not very frequent. Ditches at Craig- 
erook. Braid marshes, &c. 
C. fontinalis. Leach. Steph. 
Not common. Ditches in the Meadows. 
C. fuliginosus, Samou. Steph. Dytis. uliginosus, Marsh. 
Not very common. It is usually found in shallow pools 
with a muddy bottom, having the surface overrun with 
grass and aquatic plants. 
G. striatus, Steph. Dytis. striatus^ Linn. Marsh, 
A common species, and resembles C. f uscus so closely 
that it can with difficulty be distinguished. The latter is 
local in its distribution, and does not appear to inhabit this 
neighbourhood. Duddingston Loch. Muttonhole. Ditches 
in the Meadows, &c. 
