. The British Tunicata; an unfinished monograph. Sea squirts; Tunicata. . FIG. 81.—Part of the branchial sac of Pelonaia corrugata. Much enlarged. The endostyle (PI. XLVII, figs. 2 and 4) is well developed, and extends almost from one end of the sac to the other, there being only a very short distance between its lower end and the mouth. The oral lamina (PI. XLVII, fig. 4) is a delicate, simple, smooth, widish membrane, which terminates below at the right side of the mouth, and above in the anterior cord which connects it with the extremity of the endostyle. The posterior cord is very short. T
. The British Tunicata; an unfinished monograph. Sea squirts; Tunicata. . FIG. 81.—Part of the branchial sac of Pelonaia corrugata. Much enlarged. The endostyle (PI. XLVII, figs. 2 and 4) is well developed, and extends almost from one end of the sac to the other, there being only a very short distance between its lower end and the mouth. The oral lamina (PI. XLVII, fig. 4) is a delicate, simple, smooth, widish membrane, which terminates below at the right side of the mouth, and above in the anterior cord which connects it with the extremity of the endostyle. The posterior cord is very short. The branchial tubercle (PL XLVII, fig. 4; PI. XLVIII, fig. 18) has the extremities well turned inwards, the convolutions downwards, and tlie arched margin upwards. The. 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, bookdecade1900, bookpubli, booksubjectseasquirts
