290 MASON : LINCOLNSHIRE HEMIPTERA-HETEROPTERA. 



Calocoris bipunctatus Fab. Alford, Rigsby-with-Ailby, Mumby 

 Chapel. Sutton-le-Marsh : on herbage, common. Also at 

 Muckron. 3rd Aug.. 1S85. 



Rhopalotomus ater Linn. Mumby Chapel sand-hills : plentiful 

 in one place, July 18S6 and 1SS7. Few found vrith perfect 

 antenna. 



Liocoris tripustulatus Fab. A common and pretty species. 

 Claythorpe, ^Nlumby Chapel. Rigsby-with-Ailby, Sutton-le-Marsh, 

 Well. Mostly on nettle ( Urtica dioica). 



Dichrooscytus rufipennis Fall. Well Yd^rV^ ovi Pinus sylvesfris \ 

 plentiful, 13th July, 1SS7. 



Piesiocoris rugicollis Fall. Well. Willow i^Salix ?), 



SIX, 8th July, 1 885. 



Lyg"US pabulinus Linn. Common. Alford, ]\Iumby Chapel, 



Rigsby-with-Ailby. Well. 

 Lygus contaminatus Fall. Alford ; one. 14th July, 1887. AVell 



Vale : two, 30th July, 1S85. Also at Muckton, 3rd August, 18S5. 

 LygUS pratensis Linn. Very common. A well-marked reddish 



variety abounds on larch [Larix europcea) in Well woods. 



LygUS pastinaCce Fall. Well Vale : Finns sylvesiris, one, 

 3cth July, 1885 : one, 13th July, 1887. 



LygUS kalmii Lmn. Well : beech (Fagus sylTaiica) and haw- 

 thorn : several. 25th May, 1885. Mumby Chapel, one, 13th 

 July. 1885. Rigsby-with-Ailby: one, 23rd August, 1S85. 



LygUS cervinus H.-Schfi. Well ; hawthorn and sloe [Frunus 

 spi?iosa) five, 13th June, 1885 ; four, 22nd September, 1886. 

 Rigsby-with-Ailby : ash, one, 26th September, 1886. 



Monalocoris filicis Linn. AVell : one, 29th September, 1886. 

 Pithanus markeli H.-Schff. Alford; several, 13th July, 1887. 



Mumby Chapel; one, 22nd July, 1887. Also at Muckton, 



3rd August, 1885. 



Cyllocoris histrionicus Linn. Rigsby-vv-ith-Ailby ; oak, four, 

 28th June, 1885. Well Park: oak, 3rd July, 1887. Note how 



the beetle Malthodes sangui?iole?iius mimics this species. 



Campyloneura virgula H.-Schff. Well : several, ash {Fraxi?ius 



excelsior) and oak, 30th July and icth September, 1885. 



-^^torhinus angulatus Fall. Rigsby-with-Ailby; sloe, three, 

 9th August, 1886; one, 30th September. 1S87 ; maple {Acer 

 campestre), three, 2nd August, 1885. Well; three, 30th July, 

 1885. Also at Muckton, 3rd August, 1885. 



Naturalist, 



