. An introduction to zoology, with directions for practical work (invertebrates). INSECTA : DIPTERA 335 to ten days the cocoon (larval skin) is broken at one end, and the fly emerges. There are two broods in the year ; the flies may emerge in the early spring or in the late summer. Family 3 : Stratiomyidae (the Chamelbon-flibs) The family of the Stratiomyidae is a large and varied one. The flies are usually big and rather bee-like, and from the hind margin of the thorax there pro- ject two very small spines which give the name of "Stratiomys" or " Armed-fly" to the typical


. An introduction to zoology, with directions for practical work (invertebrates). INSECTA : DIPTERA 335 to ten days the cocoon (larval skin) is broken at one end, and the fly emerges. There are two broods in the year ; the flies may emerge in the early spring or in the late summer. Family 3 : Stratiomyidae (the Chamelbon-flibs) The family of the Stratiomyidae is a large and varied one. The flies are usually big and rather bee-like, and from the hind margin of the thorax there pro- ject two very small spines which give the name of "Stratiomys" or " Armed-fly" to the typical genus. The wings are rather small rela- tively, and have a simple but well- marked The Common Chameleon-fly (Stratiomys chamaeleon). This is a strong active fly, decidedly bee-like in appearance. The thorax is thick and muscular; tlie broad FlQ. 256.—The Chameleou- fly (Stratiomys chainae- lean). A, Side view ; B, dorsal view, and rather flat abdomen is black with yellow mark- ings, and the wings do not reach beyond it. It may often be seen feeding on the nectar of flowers, or near the water preparing to lay its eggs, for in this case again the larvae are aquatic. It has a rapid short flight, and very often flies ofi" only to return to the same spot, The eggs. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Lulham, Rosalie Blanche Jermaine. London, Macmillan


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Keywords: ., bookcentury1900, bookdecade1910, bookpublisherlondo, bookyear1913