. Natural history. Geology; Zoology; Botany. 24 SIR CHARLES ELIOT. has on each side of it a short, thick, blunt tentacle. The rhinophores are much larger than these tentacles (4-7 mm. high), wrinkled but not perfoliate. The back is strongly arched, and shows a clear central space, 3-4 mm. wide, without any cerata. The head and the foot are of about the same breadth, 4" 5 mm. The jaws are brown and hard, enclosing the buccal mass. The masticatory process bears a single row of very irregular projections of varying shapes, with little lumps behind them, but there cannot be said to be any reg


. Natural history. Geology; Zoology; Botany. 24 SIR CHARLES ELIOT. has on each side of it a short, thick, blunt tentacle. The rhinophores are much larger than these tentacles (4-7 mm. high), wrinkled but not perfoliate. The back is strongly arched, and shows a clear central space, 3-4 mm. wide, without any cerata. The head and the foot are of about the same breadth, 4" 5 mm. The jaws are brown and hard, enclosing the buccal mass. The masticatory process bears a single row of very irregular projections of varying shapes, with little lumps behind them, but there cannot be said to be any regular denticles. The radula consists of a single row of twenty-six brown teeth (figs. 25 and 26). They are of the horse-shoe shape with a fairly strong central cusp, and six, or rarely seven, lateral denti- cles. The outermost denticle is curved strongly inwards. The others are fairly straight. 9. CUTHONBLLA PARADOXA. One specimen from Winter Quarters, captured February 20th, 1902. It is yellow with traces of reddish brown and some minute reddish dots on the larger cerata. The intestines and hepatic diverticula, as seen through the integuments, are reddish cc. 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 National Antarctic Expedition, 1907-1904; Fletcher, Lazarus, Sir 1854-1921; Bell, F. J. (Francis Jeffrey), 1855-1924; British Museum (Natural History). London, Printed by order of the Trustees of the British Museum


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Keywords: ., bookcentury1900, bookdecade1900, booksubjectbotany, booksubjectzo