Additions to Yoykshiyc Diptera List. 411 



Idioptera fasciata L. Au^twick, 5/6/20, C.A.C., F.W.E. 



Dactylolabis frauenfeldi'Egg. Dibscar, Coniston, 25/5/20, C. A. C, F.W.E. 



D. gracilipes Lw. Austwick, C.A.C., F.W.E. 



Limnophila ferruginea Mg. Beverley, 3/8/20, Austwick, 8/5/20, 27/8/20, 



Crag Wood, 9/6/20, Adel, 6/10/20, C.A.C., F.W.E. 

 L. ochracea Mg. Pateley, 7/8/20, Crag Wood, 8/7/20, C.A.C., F.W.E. 

 L. ^ico/or Mg. Crag Wood, 8/6/20, C.A.C., F.W.E. 

 L. discico I lis Mg. Beverley, 3/8/20, Farnley, 21/8/20, Austwick, 5/6/20, 



Crag Wood, 9/6/20, C.A.C., F.W.E. 

 L.filata Wlk. Farnley, 7/6/20, Pateley, C.A.C., F.W.E. 

 L. nigrina Mg. Austwick, 13/5/20 (var.), 7/6/20, C.A.C., F.W.E. 

 L. abdominalis Staeg. Crag Wood, 9/6/20, C.A.C., F.W.E. 

 L. leucophaea (Mg.) Meij . Crag Wood, 8/7/20, C.A.C., F.W.E. 

 Adelphomyia senelis Hal. Crag Wood, 19/7/20, C.A.C., F.W.E. 

 Trichocera jiiscata Mg. Austwick, 9/10/20, C.A.C. F.W.E. puts these 



females under this name with a ( ?) 

 Dicranota pavida Hal. Austwick, 18/9/20, C.A.C, F.W.E. 

 ZJ. giierini Zett. Austwick, 17/4/20, 23/10/20, Malham, 14/9/20, C.A.C. 



F.W.E. 

 £). subtilis Lw. Austwick, 23/10/20, Kisdon, 23/5/20, C.A.C, F.W.E. 

 Trichyphoiia (Amalopsis) unicolor Schum. Cg.Wd., 9/6/20, C.A.C, ,, 

 O.vj'cej'a pardalina Mg. Austwick, ibljjzi, C.A.C. 

 Therioplectes montanus Mg. Austwick, i-jj-jjii, Pilmoor, 27/6/20, 



C.A.C, J.E.C 

 Dioctria atricapilla Mg. Wheatley Wood, H.H.C 

 D. Baumhaueri Mg. Allerthorpe, W.J.F. 

 Isopogon brevirostris Mg. Grassington, iijSjzo, R.B. 

 Rhamphomyia hybotina Ztt. Pateley, jlS/io, C.A.C, P.H.G. 

 i?. variabilis Fin. Allerthorpe, 25/9/20, Aus., 15/8/20, C.A.C, P.H.G. 

 Empis pennipes L. Crag Wood, 1/6/21, C.A.C, J.E.C 

 Clinocera {Heleodromia) ivesifiaelii Mcq. Dent, -ibjilii, C.A.C, J.E.C. 

 Ardoptera guttata Hal. Crag Wood, 7/5/21, C.A.C 

 Chclipoda (Lepidomyia) melanocephala Fabr. Austwick, ^j-jjii, C.A.C 

 Tachista aiimilimana Mg. Kilnsey Crag, 24/7/20, C.A.C, P.H.G. 

 Tachydt'omia ciliaris Fin. Pateley, 8/8/20, C.A.C, J.E.C 

 Eutarsus aulicus Mg. Bubwith, W.J.F., J.E.C. 

 Porphyrops nasuta Fin. Bubwith, W.J.F., J.E.C. 

 Systenus adpropinquams Lw. Crag Wood, 1/6/21, C.A.C. 

 Syntormon tarsatus Fin. Adel, ^Ijjzx, Austwick, zljjii, C.A.C. 

 Hydrophorus borealis Lw. Helwith Moss, 1/10/21, C.A.C 

 Chalarus spurius Fhi. Nidd, 1/8/21, C.A.C. 



Pipunculus xanthopus Thoms. Austwick, 18/6/21, C.A.C, J.E.C. 

 Pipizella flavitarsis Mg. Austwick, 18/6/21, C.A.C The P. Heringi 



Ztt., recorded from Martin Beck and Saltaire belong here. 

 P. wrews F. Allerthorpe, W.J .F. 



Pipiza noctiluca L. Crag Wood, 9/6/20,. C.A.C, Keighley, R.B. 

 P. lugubris F. Pilmoor, 7/8/19, C.A.C, P.G.H. 

 Orthoneura brevicornis Lw. Crag Wood, i^/^/zi, C.A.C 

 Chilosia longula Ztt. Nidd, 7/9/19, Martin Beck, 19/6/20, C.A.C, 



P.H.G. 

 C. impressa Lw. Adel, 30/S/19, C.A.C. 

 C. Bergenstammi Beck. Patelev, 9/8/20, Farnley, 21/8/20, C.A.C, 



P.H.G. 

 C. proxinia Ztt. Adel, 13/9/19, Austwick, 1/6/19, Farnley, 21/8/20, 



C.A.C, P.H.G. 

 Didea interynedia Lw. Pateley, 6/8/20, Austwick, 25/9/21, C.A.C 

 Syrphiis annulipes Ztt. Pateley, 6/8/20, C.A.C. 

 5. latifasciatus Mcq. Keighley, -/6/19, R.B. 

 Xylota lenta Mg. Crag Wood, 6/6/21, C.A.C. 

 Euineyiis strigaiiis Fin. Farnley, 18/8/21, C.A.C. 



1921 Dec. 1 



