188 Hemuptera-Heteroptera. 
out, fringed with long pale hairs, base straight; elytra 
very largely punctured; abdomen much more finely so; 
legs paler. 
L. 3-4 mm. 
In martins’ nests; rare. I once took a good series in 
the windows of a house at Chobham over which a martin 
hada nest. “Swarming in martins’ nests in Cambridge- 
shire,” Jenyns; Tunbridge Wells, Curtis; Stoke Holy 
Cross, Norfolk, Hdwards ; dead swallow, Armagh, Johnson. 
C. pipistrelli, /en—About the size of columbarius, but 
longer and more attenuated posteriorly, and with very long 
pubescence ; antennze with the third joint longer than the 
second, the second longer than the fourth. Head shaped 
much as in columbarius ; pronotum with the anterior mar- 
gin very deeply sinuate, largely produced at the angles, 
sides rounded, narrowly and evenly reflexed throughout, 
fringed with long hairs; elytra strongly punctured; abdo- 
men more elongate and pointed behind than in any of the 
preceding, clothed with rather conspicuous, long, pale 
hairs. 
L. 44-5 mm. 
Bats. Hversley, Croteh ; Cambridgeshire, Jenyns ; Nor- 
folk, Lord Walsingham ; Dorsetshire, Pickard Cambridge. 
CERATOCOMBINA. 
(2) 1. Pronotum convex, subcylindrical . . CERATOCOMBUS. 
(1) 2. Pronotum flat, widely transverse . . CORYPTOSTEMMA, 
CERATOCOMBUS, Sign. 
There is only one known representative of this little 
genus, which occurs in moss, dead leaves, etc. It is ex- 
tremely fragile, and might be passed for a very small fly, 
as its movements are very active. Head convex, eyes very 
far apart, the ocelli placed close to their inner margin ; 
antenne with thew first and second joints stout, the third 
