1903.] 9 



CALOPTERYGIN^. 



Calopteryx SPLENDENS, Harris, var. (or race) xanlhosloma. Clip. Bcjar, 

 Piedrahita, El Borco. 



Calopteryx Virgo, L., var. (or race) meridionalis, Seljs. Bejar. 



AGRIONIN^. 



Platycnemis acftipennis, Selys. Bejar. 



IsciiNURA Graellsii, Ramb. Bejar and Avila. It is worthy of note that 

 this species (very distinct from /. eJegans, which it ajipears to replace in the Iberian 

 peninsula and in North Africa) occurs at San Sebastian in N. W. Spain, close to the 

 French frontier, and also at the not-far-distant St. Jean de Luz, on French terri- 

 tory. Dr. Chapman found it in both localities. 



Pyrriiosoma NYMPiTULA, Sulz. {minium, Harris). Bejar. 



Pyrrhosoma tenellum, Villers. El Barco ; one of the females pertains to 

 the var. melanogastrum, Selys (common in England in the New Forest). 



Lestes viridis, V. d. L. Bejar, 1 ? . 



Lestes DRYAS,Kby. (Hym/)Art, Selys). Bejar, Piedrahita, El Barco ; common. 



Lestes virens, Chp. Avila, probably common. 



Lestes Barbara, F. Bejar, Avila; abundant at the latter locality. 



Sympycna fusca, V. d. L. Spread over the district ; very common at Avila. 

 Little known as Spanish until recently. 



Lewisham, London : 



November 29th, 1902. 



HELP-NOTES TOWARDS THE DETERMINATION OF BRITISH 

 TENTHREDINIDM, &c. (1). 



BY THE REV. F. D. MORICE, M.A., F.E.S. 



In the scries of papers of which this is the first, I shall not 

 venture to aim at giving a complete synopsis of the British Saw-flies, 

 For that, at present, neither my knowledge nor my "material" is 

 adequate. But I hope that by these notes I shall, at least, be able to 

 give some assistance to collectors in bringing the arrangement and 

 naming of their collections somewhat more " up to date " than is 

 usual at present. 



My chief excuse for undertaking this is that I have been for 

 some years in frequent correspondence, and lately have had the plea- 

 sure of making personal acquaintance, with the great continental 

 authority on Tenthredinidce, Pastor F. W. Konow, who, by determining 

 for me many specimens British and foreign, by communicating to me 

 others from his own collections, and by answering freely and fully 

 (both in lifferin and orally) questions I have asked him as to his views 

 published and unpublished on all sorts of points, has removed much 



