. The animal kingdom, arranged after its organization, forming a natural history of animals, and an introduction to comparative anatomy. Zoology. Fig. 35.—Pjcnogonum balre- THE THIRD FAMILY OF THE TRACHEAN ARACHNIDA,— The Holetra (Hermann),— Has the thorax and abdomen united into a mass, beneath a common epidermis. The thorax is at most divided into two by a strangulation; and the abdomen merely presents, in some species, the traces of articulations, formed by foldings of the epidermis. The anterior extremity of the body is often ad- * The siphon of a large Phoxichilus, brought from th


. The animal kingdom, arranged after its organization, forming a natural history of animals, and an introduction to comparative anatomy. Zoology. Fig. 35.—Pjcnogonum balre- THE THIRD FAMILY OF THE TRACHEAN ARACHNIDA,— The Holetra (Hermann),— Has the thorax and abdomen united into a mass, beneath a common epidermis. The thorax is at most divided into two by a strangulation; and the abdomen merely presents, in some species, the traces of articulations, formed by foldings of the epidermis. The anterior extremity of the body is often ad- * The siphon of a large Phoxichilus, brought from the Cape by Delalande, exhibits longitudinal sutures, so that it appears to me to consist of a labrum, tongue, and two maxillae, all soldered together. The palpi are thence those of the maxilla*. t According to Savigny, they form the passage between the Arach- nida and Crustacea. I place them in this situation with 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 Cuvier, Georges, baron, 1769-1832; Blyth, Edward, 1810-1873; Mudie, Robert, 1777-1842; Johnston, George, 1797-1855; Westwood, J. O. (John Obadiah), 1805-1893; Carpenter, William Benjamin, 1813-1885. London, W. S. Orr and co.


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Keywords: ., bookcentury1800, bookdecade1850, booksubjectzoology, bookyear1854