Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature . Fig. 177. Oak Leaf mined by Lithocolletis. thereby produced is, that whilst the remainder ofthe leaf becomes brown, the part towards which the. Fig. 178. Mined Oak Leaf, and Larva of Nepticula sub-bimaculella, enlarged. larva is mining continues green; and by these greenblotches on the leaves we often readily detect thepresence of the larva, which is of a very pale green,with a pale brown head. When full-fed, it quits the Aug. 1,1867.] HARDWICKES SCIENCE-GOSSIP. 173 leaf, and descen
Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature . Fig. 177. Oak Leaf mined by Lithocolletis. thereby produced is, that whilst the remainder ofthe leaf becomes brown, the part towards which the. Fig. 178. Mined Oak Leaf, and Larva of Nepticula sub-bimaculella, enlarged. larva is mining continues green; and by these greenblotches on the leaves we often readily detect thepresence of the larva, which is of a very pale green,with a pale brown head. When full-fed, it quits the Aug. 1,1867.] HARDWICKES SCIENCE-GOSSIP. 173 leaf, and descends to the surface of the ground, andspins its small silken cocoon, in which it changesto the pupa state; and iu the following month ofJune, the little moth emerges from the cocoon, andmay be found sitting on the trunks of oak-trees. Itis barely a quarter of an inch in the expanse of thewings; the fore wings are black, with two nearlyopposite triangular whitish spots in the we call Nepticula subbimaculeila (fig. 178). In the months of May and June, we ofen findlarge brown blotches on the leaves of hawthorn;and, on holding one of these leaves up to the light,we see that the entire green portion of the leaf hasbeen eaten away, nothing- bei
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Keywords: ., bookcentury1800, booksubjectnaturalhistory, booksubjectscience
