Insects abroad : being a popular account of foreign insects, their structure, habits, and transformations . Fxo. 4.:i.—Praxis con (Sooty Mark. ) blue, like that of iron. The specific name corvus signifies acrow, and is given to the insect on account of this blue-blackcolour, which is just that of the crows plumage. The upper wings are boldly scolloped at the edges, and arccrossed by three irregular bands of jet black. The lower wingsare similarly coloured, but have only two black bands, and THE 689 along their inner edges is a greyish down. As the nervures aresomewhat thick, they bec
Insects abroad : being a popular account of foreign insects, their structure, habits, and transformations . Fxo. 4.:i.—Praxis con (Sooty Mark. ) blue, like that of iron. The specific name corvus signifies acrow, and is given to the insect on account of this blue-blackcolour, which is just that of the crows plumage. The upper wings are boldly scolloped at the edges, and arccrossed by three irregular bands of jet black. The lower wingsare similarly coloured, but have only two black bands, and THE 689 along their inner edges is a greyish down. As the nervures aresomewhat thick, they become shining in an old and worn speci-men, and consequently make it look very different from a youngand fresh one. The abdomen is sooty black, with the edges ofthe segments grey, and the sides rather greyish. There is a group of large Moths called from their sombrecolours, Erebidse. The reader will remember that Erebus wasthe name given by the ancient Greeks to the lower regions,. Via. 42t.—Thysanira Agripi>ina.(Grey, brown, and black.) which were represented by them to be dark, dull, and consequence of the exigencies of space, the insect is drawnof barely half its proper size, the extended wings of the Mothitself measuring about seven inches across. The Erebidse areSouth American insects, and the present species is a native ofBrazil. The colour is pale grey mottled and banded with brown andblack, and the wings have a curious aspect which cannot bebetter expressed than by the word peppered. Y Y 690 INSECTS ABROAD. The habits of these Moths are very much like those of ourlarge Underwings (Catacola). They will sit motionless on thetrunk of a tree or any similar surface, the mottled grey, thebrown and black of their wings so exactly coinciding with theobject on which they rest, that they can scarcely be detectedeven by a practised eye. Sometimes, when disturbed, it willfly deliberately to some trees, suddenly whirl, and settle soquickly that it is p
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectinsects, bookyear1883
