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<dl><dd>Extracted from Memoirs of the American Academy of Arts and Sciences, Boston</dd>
<dd>Pages *313-316* inserted after p. 312</dd>
<dd>pt. I. On the naked-eyed Medusae of the shores of Massachusetts, in their perfect state of development.--pt. II. On the beroid Medusae of the shores of Massachusetts, in their perfect state of development</dd>
<dd>extracted picklist</dd></dl><br>Subjects: Hydromedusae; Ctenophora; Marine animals</div>
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<dl><dd>Agassiz, Louis, 1807-1873</dd>
<dd>American Academy of Arts and Sciences</dd></dl></div>
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