MlCROPTERYX SEPPELLA. 151 



a wood near Ambleside, and in a lane near Coniston, in June, 1846, 

 and on a grassy bank, near Carron, in 1874, when several pairs were 

 captured in copula. Hamm takes it commonly in damp places through- 

 out the Reading district, comprising parts of the counties of Berks, 

 Hants, and Oxon, by brushing lightly among the long grass. South 

 found it in North Devon, resting in flowers of V. chamaeclrys, on sunny 

 banks, often several females in a flower, the male very rarely met 

 with. 



Time of appearance. — This species is on the wing throughout June. 

 In the Reading district, 'June 6th is a fair average date (Hamm). 

 The following are recorded dates : — 



July 6th, 1858, at Flamborough Head (Horton) ; June 2nd, 1850, at West 

 Wickham ; June 4th, 1849, at Carron ; June 5th, 1850, at Sanderstead ; June 

 11th, 1850, at Sanderstead ; June 23rd, 1853, at Lewisham ; July 7th-10th, 1879, at 

 the Bridge of Allan (Stainton) ; June 13th, 1887, June 16th, 1891, May 25th, 1893, 

 June 6th, 1895, at Greenhithe ; June 18th, 1892, at Eltham ; June 24th, 1892, at 

 Sanderstead ; June 19th, 1893, at Chattenden ; June 28th, 1894, near Farningham ; 

 June 18th, 1895, at Bexley (Bower) ; May 27th, 1890, at Ashtead (Cansdale) ; 

 June 19th, 1853, at Castle Eden Dene (Sang) ; occurs rather later in the year 

 than E. calthella, sometimes at end of May, but generally during June, and 

 even as late as beginning of July, common June 28th, 1397 (Atmore) ; June 29th- 

 July 8th, 1887, July 10th, 1888, at Portland, and July 7th-9th, 1891, in Bloxworth 

 Woods (Richardson) ; June 4th, 1893, at Chippenham Fen; June 21st, 1893, 

 roadsides near Cambridge (Farren) ; June 9th-14th, 1881, June 16th-30th, 1882, 

 June 7th-18th, 1883, June 15th-24th, 1884,. June 6th-26th, 1885, June 15th-28th, 

 1887, June 16th-July 2nd, 1888, June 12th-24th, 1889, June 13th-26th, 1890, 

 June 15th-30t.il, 1891, June 13th-28th, 1892, June llth-25th, 1893, June 14th-29th, 

 1894, June 16th-27th, 1895, June 12th-27th, 1896, June 15th-28th, 1897, at King's 

 Lynn (E. A. Atmore) ; June 12th, 1889, near Doncaster ; June 22nd, 1893, at 

 Wheatley Woods (Corbett) ; June 16th, 1877, at Windermere (Threlfall) ; May 30th, 

 1883, two specimens, ex larva, g and ? , then supposed to have been bred from 

 Carex, emerged at Merton (Walsingham) ; March 25th, 1888, at Merton (Durrant). 



Localities.— Aberdeen : Pitcaple (Reid). Berks : Beading (Hamm), 

 Bulmershe (Holland). Cambridge : Cambridge and Chippenham Fen (Farren). 

 Cheshire: Birkenhead (Stainton), Bidston and Tranmere (Brockholes), New 

 Brighton (Gregson), Knutsford (Chappell). Cumberland : Lake District (Stainton). 

 Derby: Henhurst (Brown). Devon: Chudleigh (Stainton), North Devon (South). 

 Dorset: Portland, Bloxworth (Richardson), Purbeck (Bankes), Wareham (Cam- 

 bridge). Durham ; Darlington (Stainton), Castle Eden Dene (Sang), Hesleden Dene 

 (Gardner). Edinburgh: Edinburgh district, abundant (Evans). Gloucester : Bristol 

 (Stainton), Leigh Woods (Mason). Hants: Brockenhurst (Farren), north part of 

 county (Hamm). Hereford: Tarrington (Wood), Leominster (Hutchinson). Kent: 

 Lewisham and West Wickham (Stainton), Greenhithe, Eltham, Chattenden, near 

 Farningham and Bexley (Bower). Lancashire : Manchester and Coniston 

 (Stainton), Grange and Preston (Threlfall). Leicester: Market Harboro' 

 (Matthews). Norfolk : King's Lynn (Atmore), Merton (Walsingham), Norwich 

 (Barrett). Northumberland : Newcastle (Stainton). Oxon: Hardwick (Holland), 

 part of county in Reading district (Hamm). Somerset: Castle Cary (Macmillan), 

 Clevedon (Mason). Stirlingshire; Carron and Bridge of Allan (Stainton). 

 Suffolk: Tuddenham (Warren). Surrey : Coombe Wood (Curtis), Haslemere 

 (Barrett), Ashtead (Cansdale), Sanderstead (Bower). Sussex: Common in the 

 county (Fletcher), Lewes (Stainton), Cissbury and Clapham Woods (Fletcher), 

 Hastings and St. Leonards (Bloomfield), Abbotts Wood, Chailey, Brighton Downs 

 (Vine). Westmorland: Ambleside (Stainton), Windermere (Threlfall). Wicklow: 

 Wicklow (Birchall). Wilts: Marlborough (Meyrick). Yorkshire: York and 

 Scarborough (Stainton), Flamborough Head (Horton), Huddersfield (Porritt), 

 Wheatley Wood and Sprotboro' Woods, near Doncaster (Corbett). 



Distribution. — M. seppella is generally distributed in England, and 

 extends into Scotland as far north as Aberdeenshire. It is of general occur- 

 rence in Ireland (Birchall) . It is so mixed up with M . aruncella on the con- 

 tinent that its range is practically unknown. Staudinger and Wocke give : 



