. The British Tunicata; an unfinished monograph. Sea squirts; Tunicata. 72 BRITISH TUNICATA. (1856), p. 703; McANDREW & BARKETT in Ann. Nat. Hist. (2) XVII (1856), p. 385;] THOMPSON Nat. Hist. Ireland, IV [1856], p. 362; [DICKIE in Eep. Brit. Assoc. for 1857 (1858), p. Ill; H. & A. ADAMS Gen. Recent Moll. II (1858), p. 597, pi. cxxxiv, ff. 1, lo; FORBES & GODWIN-AUSTEN Nat. Hist. Euro]). Seas (1859), p. 158; MERKIFTELD Nat. Hist. Brighton (I860), p. 81; NORMAN in Zoologist, XVIII (1860), p. 7247; BRONN Thier-Reichs, III (1861), pp. 114, 115, 117, 164, pi. xii, if. 13-15]. Colon)/ (


. The British Tunicata; an unfinished monograph. Sea squirts; Tunicata. 72 BRITISH TUNICATA. (1856), p. 703; McANDREW & BARKETT in Ann. Nat. Hist. (2) XVII (1856), p. 385;] THOMPSON Nat. Hist. Ireland, IV [1856], p. 362; [DICKIE in Eep. Brit. Assoc. for 1857 (1858), p. Ill; H. & A. ADAMS Gen. Recent Moll. II (1858), p. 597, pi. cxxxiv, ff. 1, lo; FORBES & GODWIN-AUSTEN Nat. Hist. Euro]). Seas (1859), p. 158; MERKIFTELD Nat. Hist. Brighton (I860), p. 81; NORMAN in Zoologist, XVIII (1860), p. 7247; BRONN Thier-Reichs, III (1861), pp. 114, 115, 117, 164, pi. xii, if. 13-15]. Colon)/ (fig. 120) incrusting, thin, transparent, pale brownish-grey, with the marginal tubes purplish in colour. Individuals (fig. 128) forming circular or oval. FIG. 126.—Botryllus polycychis. size. (Savigny, pi. iv, f. 5.) systems of from four to twelve each [8 to 20, Forbes and Hanley] (PL LXIII, fig. 2, and fig. 127 in text), of a brownish or purplish hue, occasioned by spots or blotches of claret-colour and blue on a brownish ground; usually one or two blotches of opaque white in the centre of the thorax upon a dark-blue ground, and a circle of white spots around the disc. General excretory orifice* rather small, the edges thickly sprinkled with white and blue. Diameter of general mass one to two inches (25— 50 mm.). Length of individuals [about a line (2 mm.)]. Hob.—On the underside of stones and on Fuci between tide-marks, and in the Laminar ian zone. [Chiefly on the fronds of Laminaria digitata (Thomp-. 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 Alder, Joshua, 1792-1867; Hancock, Albany, 1806-1873; Hopkinson, John, 1844-1919; Norman, Alfred Merle, 1831-1918; Embleton, Dennis, 1810-1900. London, Printed for the Ray society


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectseasqui, bookyear1912