Yorkshire Naturalists at Wentworth. 309 



Eriopiera trivialis Mg. *Symplecta sticiica Mg. 



*Ephelia miliaria Egg. (F.W.E. verified this from Pateley.) 

 *Limnophila lineolella Verr. (F.W.E., several localities.) 

 *L. lucorum Mg. (F.W.E.) * Pachyrrhina quadrifaria Mg. 



Tipula longicornis Schum., lunataL,., lateralis Mg. 

 *Lonchoptera iristis Mg., was very abundant amongst stones in a small 

 stream bed in Scholes coppice, L. liitea Pz., being taken in the 

 sweep-net, and a single specimen of Callimyia speciosa Mg. 

 The small more or less metallic flies, Dolichopodidae, were numerous. 



Psilopus platypterus F. 



Dolichopus plumipes Scop., popularis W., griseipennis Stan., brevipennis 

 Mg., aeneus Deg. 



Argyra argyria Mg. 

 *Syntormon pallipes F. 



Campsicnemus curvipes Fin. 



The few members of the rapacious Empid family seen were : — 



Hybos femoratus Miill. 

 *Hilara lurida Fin. (J.E.C.), interstincta Fin. 



Ocydromia glabricula Fin . 

 *Ardopiera irrorata Fin. 



A single 9 of Thereva nobilitata F., one or two LepHs lineola F., a 

 few Chrysopilus cristatus Verr., one Tachinid Siphoua geiiicitlata Deg., 

 and two muscids, Morellia simplex Lev. and Pyrellia eriophthalma. Mcq., 

 leave only the Anthomyidae and Acalypterate muscidae to deal with. I 

 am indebted to Mr. J. E. Collin for assistance with the latter as with 

 some of the Empida?. 



Polietes lardaria F., albolineata Fin. 



Phaonia {Hyetodesia) pallida ¥., erratica Fin., (R.H.M. Coll.), basalis 

 Ztt., palpata Stein. [Spilogaster trigonalis Mde.). 



Calliophrys [melanochila) riparia Fin. 



Macrochris (Caricea) intermedia Fin. Pogonomyia meadii. 



Hydrophoria conica W. Coenosia sexnotata Mg. 



Anthomyia pluvialis L. Pegomyia nigritarsis Ztt. 



Fannia {Homalomyia) coracina Lw. (R.H.M. Coll.) 



Azelia cilipes Hal. 



Spathiophora hydromyzina Fin. 



Scatophaga suilla F., stercoraria L. 



Helomyza laevifrons Liv. 

 *Clusia. [Stomphastica] flava Mg. (J.E.C. ) 

 *Sciomyza trunnipes Mg. (J.E.C), *dorsata Ztt. 



Tetranocera elata F., laevifrons Liv., ferruginea Fin., coryleii Scop. 



Calobata petronella'L. Palloptera usiilata Fin. 



Sapromyza rorida Fin. Laitxania aenea. Fin. 



Balioptera tripunctata Fin., combinata L. 



Opomyza germinationis L. Sepsis cynipsea L. 



Notiphila riparia Mg., Cinerea Fin. Hydrellia griseola Fin. 



Parhydra qnadripunctata Mg., aquila Fin. 



Meromyza Sps. Mr. Collin says this is identical with one in his col- 

 lection at present unnamed 



Centor ceresis Fin. 



Chlorops speciosa Mg. (J.E.C), hypostigma Ztt. 



Crassiseta (elachiptera) cornuia Fin. 



Agromyza geniciilata Fin. [capitata Ztt.) (J.E.C) 



Paranthomyza nitida Mg. 



Borborus equinus Fin. 

 *Pliora abdominalis Fin. (J.E.C.) 



In addition to the help given me by Messrs. Collin and Edwards, I 

 have had the opportunity of comparison with R. H. Meade's collection 

 at the Leeds University, and also the very useful type collection presented 

 to the Union by Mr. Percy H. Grimshaw. 



1921 Sept. 1 



