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1.
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2.
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The Clypeastridae, Arachnoididae, Laganidae,...
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3.
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An Account of Collections Made in 1929 and...
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4.
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A Report on Observations and Collections Made...
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5.
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The Salenidae, Arbaciadae,...
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6.
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7.
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8.
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Its Composition and Its Origin
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9.
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10.
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11.
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12.
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13.
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A Contribution to the Morphology of Echinoderms
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14.
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15.
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Its Composition and Its Origin (1921)
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16.
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17.
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18.
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A monograph of the Synaptidæ and Molpadiidæ,...
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19.
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20.
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A contribution to the morphology of Echinoderms
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