40 THE ENTOMOLOGIST'S LOG-BOOK 



betularia, L., Pachys ( Amphydasis). (Peppered Moth) 



L. 7-9. On Betula, Cytisus scoparius, Fagus, Prunus, 



Quercus, Rosa, Rubus fruticosus, Salix, 



Tilia, and Ulmus. Beat. 

 P. 10-5. Below ground. Hatch, as a rule, between 



6 and 11 P.M. Kill same night. 

 I. 5-6 (or later). Females will cross with strataria, 



giving hybrid herefordii. 



0. 6-7. Laid in deep crevices. Hatch in about 



13 days. 



biangulata, Hw.=picata, Hb. 



bicolorana, Fuesl. (quercana, Schiff.), Hylophila. (Scarce 



Silver Lines) 



L. 4-6. On Quercus. Feed separately. Beat. 

 P. 6. In a boat-shaped cocoon, keel-ended at the 



head end, attached to the under side of 



an oak leaf. 



1. 7. 

 O. 



bicolorata, Hufn., Mesoleuca (Melanthia). (The Blue-bordered 



Carpet) 

 L. 4-6. On Alnus, Betula, Prunus, P. spinosa, 



Pyrus, and P. malus. Beat. 

 P. 6-8. 

 I. 7-8. 

 0. 



bicoloria, Schiff., Leucodonta. (The White Prominent) 

 L. 7-8. On Betula. 



P. 8-5. In a silk cocoon between leaves. 

 I. 5-6. 

 O. 



bicoloria, Vill. (furuncula, Hb.), Miana. (Cloaked Minor) 

 L. 4-5. On Gramineas (especially Aira and Festuca). 



Feeds inside the stems. 

 P. 6-7. 



I. 8-9. Frequents rough places on the coast. 

 O. 



bicuspis, Bkh., Cerura (Dicranura). (Alder Kitten) 

 L. 7-9. On Alnus and Betula. Beat. 

 P. 10-4. In a hard cocoon on the bark. Usually 

 within 6 feet of the ground. Hard to find. 

 I. 5-6. 

 0, 



