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NEPTtOULA MARGINICOLELLA. 
Plate CXXXI. Figure 4. 
Localities for this species are in the Isle of Wight, 
Beckenham, Darlington, Bristol, Manchester, Lewisham. 
The situations where it is found are on the trunks 
of elm trees and palings. 
The perfect insect appears in May and August. 
The caterpillar is yellowish. 
The date of the appearance of the caterpillar is in 
July, September, and October. 
It feeds on the elm. 
NEPTICULA ALNETELLA. 
Plate CXXXI. Figured 
Localities for this species are York, Scarborough, 
Reigate Heath, Beckenham, Darlington, Manchester, 
Bristol. 
The perfect insect appears in May and June. 
The caterpillar is of a pale yellow colour. 
The date of the appearance of the caterpillar is in 
September and October—October 15, 18, 22. 
It feeds on the alder. 
