184 THE ESSEX NATURALIST.
Sub-family. VI. Phylina.
Tribe I, Phylaria.
Onychumenus decolor. Fall. By sweeping in grassy places.
Conostethus roseus. Fall. One specimen by sweeping,
Fairmead, 22 June 1911; Epping (Marshall) V.C.H.
Harpocera thoracica. Fall. On hawthorn, Walthamstow,
June 1902; Highams Park, June 1916.
Byrsoptera rufifrons. Fall. By sweeping, Theydon, July
1922.
Brachyarthrum limitatum. Fieb. In some numbers on aspen,
with Orthotylus bilineatus, Monk Wood, 3 July 1915 (E.A.B.).
Only other British record (1 specimen) in Suffolk, 1904.
Phylus palliceps. Fieb. On oaks, Buttonseed Corner,
Monk Wood, etc. melanocephalus. L. On oaks, Buttonseed
Corner, Monk Wood, etc.
Psallus ambiguus. Fall. On various trees, Monk Wood.
betuleti. Fall. On birch, Monk Wood. variabilis. Fall. On
oak, common everywhere. variabilis, var. simillimus D. & S.
On oak, generally. falleni. Reut. On birch, Monk Wood.
varians H.S. On oak, common everywhere. diminutus. Kb.
On oak, Monk Wood, VII.
Atractotomus mali. Mey. On hawthorn, High Beach, July
1911 ; Theydon, July 1922.
Plagiognathus chrysanthemi. Wolff. and arbustorum F. Com-
mon everywhere by sweeping.
Asciodema obsoletum. Fieb. Common on furze.
Family XI. Saldidae.
Chartoscirta cincta H.S. At roots of plants in damp places.
cocksi Curt. Chingford, Sept. 1892.
CRYPTOCERATA.
Family I. Naucoridae.
Naucoris cimicoides. L. High Beach Pond. Nov. 1916;
Wake Valley Pond, etc.
Family II. Nepidae.
Nepa cinerea. L. Walthamstow, Wake Valley Pond; etc.
Ranatra linearis. L. Wake Valley Pond; Epping (Enock)
V.C.H.