268 December, 



Hoch. - Chatteris ; fulvipenne, Gr. — Chatteris, Warboys ; hrunnij>es, F.— 

 Chatteris, Doddington ; Zonj/tthMH, Gr. — Mepal, Holwoods; nndti'punctum,G[V.* — 

 Chatteris. Ache.nium humile, Nic. — Mepal, Holwoods. Stilicus riifipes. Germ. — 

 Chatteris, Holwoods, Doddington, Warboys ; similis, Er.* — Chatteris ; affinis, 

 Er.— Chattex'is, Holwoods. Medon propinquus, Bris.— Chatteris, Holwoods; 

 melanocephalus, ¥. — Chatteris, Holwoods, Warboys. Sunius ang^istatus, Pk. — 

 Chatteris, Doddington ; Psederus littoralis, Gr. — Chatteris; riparms, L. — Wood 

 Walton. Stenus bimaculatus, Gy 11. — Chatteris, Wood Walton ; juno, ¥.* — 

 Chatteris ; ater, Mann. — Chatteris Acre Fen, Horseway, Warboys ; speculator, 

 Lac.^generally distribiited ; 2"'oi"ic?MS, Er.,* buplithalmus, Gr.,* melanopiis. 

 Marsh., atvat^dus, Er.,* pusill\is, Er., exigims, Er.,* declaratus, Er., crassus, 

 Steph. var. littoralis, Th., and argus, Gr.— Chatteris ; hrunnipes, Steph.— • 

 Chatteris, Holwoods, Doddington ; ossium, Steph. — Chatteris, Holwoods ; im- 

 pressus. Germ. — Doddington, Wood Wtvlton ; jnillipes, Gr. — Doddington, Wai'- 

 boys ; Jiavipes, Steph.— Arrington, Chippenham, Wood Walton ; pulescens, 

 Stejih. — Chatteris, Holwoods, Horseway ; binotatus, Ljungh — Chatteris Turf 

 Fen, Holwoods, Wimblington ; bifoveolatus, Gyll. — Chatteris, Holwoods ; picipes, 

 Steph. — Doddington; foveicollis, Kr.*— Chatteris ; ricituleloides, Gr. — Chatteris 

 Acre Fen, St. Ives; similis, Hbst. — Chatteris, Holwoods; tarsalis, Ljungh — 

 Chatteris ; latifrons, Er. — Chatteris, Holwoods. Oxyporus rufus, L.* — Melbourn. 

 Platystethus arenarius, Fourc,,* cornxdxLs, Gr., capito, Heer,* and nodifrons, 

 Sahib.* — Chatteris. Oxytelus rugosus,V. — generally distributed ; i?isecaius, Gr.,* 

 and scwZpf us, Gr. — Chatteris ; laqueatus,'M.&Y&\\. — Chatteris, Cambridge ; piceiis, 

 L., Holwoods, Mepal; inustus, Gr. — Chatteris; sculpturatus, Gr. — Chatteris, 

 Holwoods ; complanatus, Er.*— Chatteris ; tetracarinatus. Block — Chatteris, 

 Chippenham. Haploderus cselatiis, Gr.— Holwoods. Coprophilus striatulus, F* — 

 Chatteris. Lesteva sicida, Er. — Wimblington. Olophrxim piceum, Gyll. — War- 

 boys. Lathrimieum atrocephalxmi, Gyll.— Chatteris, Holwoods, Warboys; 

 iinicolor, Steph. - Chatteris, Doddington. Homaliwni rividare, Pk. — generally 

 distributed ; allardi, Fairm. — Chatteris, Holwoods ; excavatum, Steph. — 

 Chatteris; rufipes, Fouvc, vile, Er., iopterum, Steph., and concinnwui, Marsli. — 

 Chatteris, Holwoods. Anthobium minutum, F. — Chatteris, Wood Walton. 

 Proteinus oi'aJis, Steph. — generally disti'ibuted ; macropterus, Gyll.* — Chatteris. 

 Megartlirus denticollis, Beck,* affiiiis, Miill.,* and depressHs, Pk.* — Chatteris. 

 Phlwobiiim clypeainm, Miill. — Chatteris, Holwoods. 



{To be continued). 



THRYPTICUS NIGRICAUDA, A NEW SPECIES: AND NOTES ON A 

 FEW OTHER DOLICHOPODID.E FROM HEREFORDSHIRE. 



BY JOHN H. WOOD, M.B. 



Thrypticiis nigricauda, sp. n. It may be rather rash to introduce 

 a new Thryptictis, but there are in this case so many good characters 

 tliat I feel it quite safe to do so, and have named it after one of its 

 chief characteristics, the large and black end piece of the male hypo- 

 pygium. Six males and three females were taken at the deeper end of 



