File:EB1911 Hydromedusae - possible modifications of persons of a gymnoblastic Hydromedusa.jpg
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[edit]DescriptionEB1911 Hydromedusae - possible modifications of persons of a gymnoblastic Hydromedusa.jpg |
English: Diagram showing possible modifications of persons of a gymnoblastic Hydromedusa (see legend below). |
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Date | published 1911 | ||||
Source | “Hydromedusae,” Encyclopædia Britannica (11th ed.), v. 14, 1911, p. 150, fig. 49. | ||||
Author | After Allman. | ||||
Permission (Reusing this file) |
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English: Legend:
a, | Hydrocaulus (stem). |
b, | Hydrorhiza (root). |
c, | Enteric cavity. |
d, | Endoderm. |
e, | Ectoderm. |
f, | Perisarc, (horny case). |
g, | Hydranth (hydriform person) expanded. |
g′, | Hydranth (hydriform person) contracted. |
h, | Hypostome, bearing mouth at its extremity. |
k, | Sporosac springing from the hydrocaulus. |
k′, | Sporosac springing from m, a modified hydriform person (blastostyle): the genitalia are seen surrounding the spadix or manubrium. |
l, | Medusiform person or medusa. |
m, | Blastostyle. |
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current | 23:20, 20 November 2018 | 545 × 855 (129 KB) | Library Guy (talk | contribs) | {{Information |description ={{en|1=Diagram showing possible modifications of persons of a gymnoblastic ''Hydromedusa'' (see legend below).}} |date =published 1911 |source =“Hydromedusae,” ''Encyclopædia Britannica'' (11th ed.), v. 14, 1911, p. 150, fig. 49. |author =After Allman. |permission ={{PD-Britannica}} }} {{en|Legend:}} {| |-valign="top" |{{nowrap| ''a'', }}||Hydrocaulus (stem). |-valign="top" | ''b'',||Hydrorhiza (root). |-valign="top" |&ems... |
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