110 f^'^y- 



flying in the neighbourhood of, beeches infested with Ptilinus pectinicornis ; out 

 of about 100 specimens seen, only two males were of the entirely black variety, 

 these were taken from solid wood at the beginning of Ji^ne. Opilo mollis L., 

 one specimen taken from a beech, 28.x.'14 ; another was found in Loughton 

 Camp on the same tree and at the same time as the Trox scaher already 

 mentioned. Hedobia imperialis L., one specimen beaten from liawthorn, 

 28.v.'16. Prionus coriarius L., larvae found in oak logs (see Ent. Mo. Mag., 

 Vol. LI, p. 310, 1915); on 30.vii.'16, a freshly emerged male was captured 

 resting on a beech trunk in Great Monk Wood. Leptura scutellata F,, although 

 considered a rarity near London, this beetle seems to be rather common 

 at High Beach and in Great Monk Wood ; larvae and pupa were found in 

 beech (occasionally in oak and hawthorn) during early summer, whilst the 

 imagines appeared in numbers in June and July ; I have succeeded in rearing 

 the perfect insects from quite small larvae. Clytus mysticus L., one specimen 

 beaten from hawthorn near Sewardstone, May, 1916. Donacia discolor Pz., 

 common on sedges, etc., in a little marsh in the middle of Great Monk Wood, 

 22.v.'15 and 25.vi.'16; D. versicolora Brahm, on pond weeds at Strawberry Hill 

 Pond, 2.viii.'15 ; D. thalassina Germ., D. bicolora Zsch., and D. semicuprea Pz., 

 on rushes, etc., at the Wake Valley Pond, May-August, 1916. Zeugophora 

 Jlavicollis Marsh., a single specimen beaten from aspen, near Great Monk Wood, 

 3.x.'15 (this specimen has since been deposited in the collection of the British 

 Museum, Natural History). Mycetochares h ipustulat a lU., High Beach, 10.vi.'16, 

 in the disiised biu-rows of Dorcus parallelopipedus in beech. Tetratoma 

 fungorum F., very common on various fungi in Monk Wood and in Honey 

 Lane Quarters during autumn. Orchesia micans Pz., in Polyporus on beech, 

 3.x.'15, Monk Wood. Conopalpus testaceus 01., a few specimens found crawling 

 on the trunk of a beech, June, 1916. Phloeotrya rufipes Gyll., 18.vi.'16, in a 

 fallen beech at High Beach. Rhynchites pubescens F., beaten from oak, near 

 Loughton Camp, 16. v. '1.5. Hxjlesinus crenatus F., infesting an old log (? asli) near 

 Connal^ght Water. Trypodendron domesticum L., not uncommon in bark of 

 beeches near Great Monk Wood. 



Other localities in Essex: Polystichus vittatus Brulle, Southend, 30.vi.'16, 

 one specimen taken in flight. Philonthus discoideus Gr., South Woodford, 

 amongst hot-bed refuse. Xantholinus tricolor F., South Woodford, 16.vi.'16, two 

 specimens found under bricks. Dendrophilus pygmaeus L., common in a nest of 

 Formica rufa at Hockley, 5.xi.'16. Monotonia conicicollis Aube, in nests of 

 Formica ritfa, Billericay, 29.x. '16 ; Hockley, 5.xi.'16. Aphodius sordidus F., a 

 pair captured flj'ing at Sovith Woodford, 4.ix.'15. Callidixim variabile L., in oak 

 logs in a brickfield at South Woodfood ; the beetles emerged in large numbers 

 during June, 1916 ; only one specimen was of the blue variety. Helops 

 coeruleus L., in posts and oak trees at Barling, Hockley, Rayleigh, etc. Tany- 

 mecus palliatus F., a pair beaten from a hedge at Rayleigh, 7.vii.'16. 



North Middlesex and South Hertfordshire : Pierostichus picimanus Duft., 

 Pinner, Mx., 14.iii.'15, under willow bark. Dacne humeralis F., infesting a fungus 

 on elm, Bushey, Herts., 28.iii.'lo. Haplocnemus impressus Marsh., under elm 

 bark, Harrow, Mx., 7.iii.'15. Opilo mollis L., Wembley, Mx., 20.iii.'15, one 



