File:EB1911 Sipunculoidea - Physcosoma.jpg
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Summary
| Description |
English: A semi-diagrammatic figure of the anterior end of half a Physcosoma, seen from the inner side. The introvert is fully everted and the lophophore expanded. The collar which surrounds the head is not fully extended. Two rows only of hooks are shown. See legend below. |
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| Date | published 1911 | |||
| Source | “Sipunculoidea,” Encyclopædia Britannica (11th ed.), v. 25, 1911, p. 153, Fig. 3. | |||
| Author | Arthur Everett Shipley | |||
| Permission (Reusing this file) |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 20:58, 7 February 2020 | | 962 × 1,009 (353 KB) | Library Guy | {{Information |description ={{en|1=A semi-diagrammatic figure of the anterior end of half a ''Physcosoma'', seen from the inner side. The introvert is fully everted and the lophophore expanded. The collar which surrounds the head is not fully extended. Two rows only of hooks are shown. See legend below.}} |date =published 1911 |source =“Sipunculoidea,” ''Encyclopædia Britannica'' (11th ed.), v. 25, 1911, p. 153, Fig. 3. |author =Arthur Everett Shipley |permission... |
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