File:The Echinoderms of Porto Rico (Plate 16).jpg

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English: Plate 16.
Fig. 1. Echinocucumis asperrima Theel, natural size.
Fig. 2. Part of the calcareous ring, x 45.
Fig. 3. Part of the body wall from the outside, x 20.
Fig. 4. The circle of tentacles (some are broken and some may be wanting), x 20.
Fig. 5. Part of a tentacle, to show the way in which the calcareous rods project, x 90.
Fig. 6. A plate from the body wall near the circle of tentacles, X 90.
Fig. 7. A plate from the base of a tentacle, x 450.
Date
Source https://www.biodiversitylibrary.org/page/53676130
Author Clark HL (1900) The Echinoderms of Porto Rico. Bulletin of the U.S. Fisheries Commission 20: 233–263.
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Public domain
This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

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current13:59, 15 May 2022Thumbnail for version as of 13:59, 15 May 20222,473 × 3,590 (884 KB)Christian Ferrer (talk | contribs){{Information | description = {{en|1=Plate 16. :Fig. 1. ''Echinocucumis asperrima'' Theel, natural size. :Fig. 2. Part of the calcareous ring, x 45. :Fig. 3. Part of the body wall from the outside, x 20. :Fig. 4. The circle of tentacles (some are broken and some may be wanting), x 20. Fig. 5. Part of a tentacle, to show the way in which the calcareous rods project, x 90. :Fig. 6. A plate from the body wall near the circle of tentacles, X 90. :Fig. 7. A plate from the base of a tentacle, x 45...

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