File:EB1911 Gastropoda - Triton variegatum (A) and Pyrula tuba (B).jpg
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EB1911_Gastropoda_-_Triton_variegatum_(A)_and_Pyrula_tuba_(B).jpg (716 × 426 pixels, file size: 80 KB, MIME type: image/jpeg)
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[edit]DescriptionEB1911 Gastropoda - Triton variegatum (A) and Pyrula tuba (B).jpg |
English: Triton variegatum (A) and Pyrula tuba (B). See legend below. |
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Date | published 1911 | ||||
Source | “Gastropoda,” Encyclopædia Britannica (11th ed.), v. 11, 1911, p. 513, fig. 23. | ||||
Author | Joseph Thomas Cunningham | ||||
Permission (Reusing this file) |
|
English: Legend:
A, Triton variegatum, to show the proboscis or buccal introvert (e) in a state of eversion. | |
a, | Siphonal notch of the shell occupied by the siphonal fold of the mantle-skirt (Siphonochlamyda). |
b, | Edge of the mantle-skirt resting on the shell. |
c, | Cephalic eye. |
d, | Cephalic tentacle. |
e, | Everted buccal introvert (proboscis). |
f, | Foot. |
g, | Operculum. |
h, | Penis. |
i, | Under surface of the mantle-skirt forming the roof of the sub-pallial chamber. |
B, Sole of the foot of Pyrula tuba, to show a, the pore usually said to be “aquiferous” but probably the orifice of a gland; b, median line of foot. |
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 18:59, 4 March 2019 | 716 × 426 (80 KB) | Library Guy (talk | contribs) | {{Information |description ={{en|1=Triton variegatum (A) and Pyrula tuba (B). See legend below.}} |date =published 1911 |source =“Gastropoda,” ''Encyclopædia Britannica'' (11th ed.), v. 11, 1911, p. 513, fig. 23. |author =Joseph Thomas Cunningham |permission ={{PD-Britannica}} }} {{en|Legend:}} {| |- |colspan="2"| A, ''Triton variegatum'', to show the proboscis or buccal introvert (''e'') in a state of eversion. |-valign="top" |''a'',||Siphonal notch of the shell... |
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