Published November 28, 2024
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TABLE 12 in New Eocene species of the crinoid genera Holopus and Cyathidium (Cyrtocrinida: Holopodidae) from north-eastern Italy
Authors/Creators
- 1. Institut de Systématique, Evolution, Biodiversité (ISYEB) UMR 7205 CNRS-MNHN-SU-EPHE-UA, Muséum national d'Histoire naturelle, 57 rue Cuvier, 75005 Paris, France.
- 2. Institut de Systématique, Evolution, Biodiversité (ISYEB) UMR 7205 CNRS-MNHN-SU-EPHE-UA, Muséum national d'Histoire naturelle, 57 rue Cuvier, 75005 Paris, France. & Institut de Systématique, Evolution, Biodiversité (ISYEB) UMR 7205 CNRS-MNHN-SU-EPHE-UA, Muséum national d'Histoire naturelle, BP 225, 29182 Concarneau Cedex, France.
- 3. Institut de Systématique, Evolution, Biodiversité (ISYEB) UMR 7205 CNRS-MNHN-SU-EPHE-UA, Muséum national d'Histoire naturelle, BP 225, 29182 Concarneau Cedex, France.
Description
TABLE 12. Main quantitative characters of IBrax in Holopus spileccense. Abbreviations: see Fig. 1B. Note that MGPPD 33245 Br7 is a non-axillary IBr (see text). Wd used as growth index. Values in mm except ratios.
| Specimen | Figure | Wd | H | Wp | Wm | H/Wd | H/Wp | Wp/Wm | Wp/Wd |
|---|---|---|---|---|---|---|---|---|---|
| MGP-PD 33244 Br9 | 13B | 2.7 | 2.5 | 1.9 | 1.4 | 0.92 | 1.30 | 1.34 | 0.70 |
| MGP-PD 33245 Br7 | 12C | 2.8 | 2.8 | 2.2 | - | 1.00 | 1.24 | - | 0.81 |
| MGP-PD 33244 Br12 | 13A | 2.9 | 2.5 | 1.8 | 1.6 | 0.86 | 1.38 | 1.16 | 0.63 |
| MGP-PD 33246 Br5 | - | 3.2 | 2.7 | 2.3 | 2.0 | 0.85 | 1.17 | 1.18 | 0.72 |
| MGP-PD 33246 Br15 | - | - | 2.7 | 2.2 | 1.6 | 0.84 | 1.24 | 1.38 | 0.68 |
| MGP-PD 33244 Br13 | 13D | >3 | 3.1 | 2.9 | 2.0 | <0.91 | 1.06 | 1.45 | <0.85 |
| MGP-PD 33246 Br10 | - | 3.5 | 3.0 | 2.4 | 2.1 | 0.86 | 1.22 | 1.17 | 0.70 |
| MGP-PD 33244 Br1 | 13E | 3.8 | 3.2 | 2.7 | 2.1 | 0.84 | 1.18 | 1.29 | 0.71 |
| MGP-PD 33244 Br14 | 13C | 3.8 | 3.2 | 2.3 | 2.0 | 0.86 | 1.40 | 1.17 | 0.61 |
| MGP-PD 33246 Br11 | - | 3.9 | 3.1 | 3.8 | 2.7 | 0.78 | 0.82 | 1.39 | 0.95 |
| MGP-PD 33246 Br2 | - | 4.2 | 3.2 | 3.5 | 2.2 | 0.76 | 0.94 | 1.59 | 0.81 |
| MGP-PD 33244 Br16 | 13F | 4.2 | 3.6 | 2.8 | 2.3 | 0.85 | 1.28 | 1.25 | 0.67 |
Notes
Published as part of Martinez-Soares, Pablo, Roux, Michel, Giusberti, Luca, Gatto, Roberto, Eléaume, Marc & Améziane, Nadia, 2024, New Eocene species of the crinoid genera Holopus and Cyathidium (Cyrtocrinida: Holopodidae) from north-eastern Italy, pp. 427 in Zootaxa 5541 (4) on page 427, DOI: 10.11646/zootaxa.5541.4.1, http://zenodo.org/record/14241160
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