LIST OF INSECTS. 39 



burning dimly except one. At the dim lamps we found a solitary &" P. 

 populi, whilst at the one bright one we took six in about five minutes. I 

 believe, entomologically speaking, it would pay any one residing in a tolerable 

 locality to keep a bright lamp burning from nine to twelve p.m. throughout 

 the season. A very large per centage of the produce will, of course, be g . 

 Breeding is the only certain mode of procuring the $ of the Bombyces. (C.) 



(To be continued.) 



A LIST OF THE INSECTS OBSEEVED 

 IN THE SOUTHERN PART OF THE COUJSTY OF SUSSEX. 



BY W. C. UNWIN, LEWES. 



No. II. — The Syephid-e concluded. 

 C Continued from page 20. ) 



Cheilosia lucorum. — Not uncommon in May and the following months in 

 the Plashet Wood, the plantations near Firle Park,- at Chailey, and elsewhere. 



C. cestracea. — Rare. The Plashet Wood, on Heracleum sphondylium, (the 

 Common Cow-parsnip,) in July. 



C. means. — Frequently met with on the flowers of the Ranunculi, by road- 

 sides and in meadows, in April and May. 



C. chlorus. — This fine insect is not uncommon in May, June, and following 

 months ; frequenting the flowers of Ranunculus bulbosus and acris especially. 



C. albitarsis. — Not unfrequently observed in the spring and summer months 

 affecting the same localities as the last species. 



C. mutabilis. — A few examples of this species have been observed, but 

 rarely, in meadows near the woods in this neighbourhood, in May and July. 



C. scutellata. — Not common: in April and May. 



C. chalybeata. — Rather rare in this district in spring. 



C.funeralis. — Not uncommon in June, July, and August, on the Composites, 

 especially the Common Ragwort, (Senecio Jacobcea,) as well also on the Ra- 

 nunculi. 



Syrphus pyrastri. — Very abundant everywhere. This fine handsome species 

 is to be found throughout the summer months, now hovering with apparently 

 invisible wings over flowers, and then sipping their nectar: if once alarmed 

 it darts away with amazing rapidity. All the Syrphi fly very swiftly, and 

 most of the species may be observed in flower-gardens, enjoying the hottest 

 sunshine of a July or August day. 



S. grossularice. — Rare. Once captured in a garden at Firle. 



S. ribesii. — Common in gardens and elsewhere during the summer months. 



S. vitripennis. — Abundant. And found in the same situations with the 

 preceding throughout the summer; often frequents the Umbelliferce. 



S. bifasciatus. — Equally common with the two former species. 



S. luniger. — Not uncommon in gardens and the borders of corn-fields. 



<S. arcuatus. — Rare. Near the Plashet Wood in May and June: it may 



