Two sea anemones (Cnidaria: Anthozoa: Actiniaria) from the Southern Ocean with evidence of a deep-sea, polar lineage of burrowing sea anemones
Author
Gusmão, Luciana C.
Author
Rodríguez, Estefanía
text
Zoological Journal of the Linnean Society
2021
2021-02-18
193
1392
1415
https://doi.org/10.1093/zoolinnean/zlaa176
journal article
3130
10.1093/zoolinnean/zlaa176
f0ab84e8-4ff4-46a8-a567-a9acd016305c
0024-4082
5752621
D000BAA9-51C4-46FE-AC9B-BB361B601FA2
Table 1. Size ranges of the cnidae of Chitinactis marmara; M, mean; SD, standard deviation; S, proportion of specimens in which each cnidae was found; N, total number of capsules measured; F, frequency; +++, very common; ++, common; +, fairly common; -, rare.| Categories | Range of length and | ± SD | S | N | F |
|---|
| width of capsules (µm) | | | | |
|---|
| COLUMN |
|---|
| Basitrichs (A) | 21.2–28.1 × 2.8–5.0 | 24.9 ± 1.5 × 3.9 ± 0.4 | 146 | 4/4 | +++ |
|---|
| TENTACLES |
|---|
| Basitrichs (B) | 18.7–35.1 × 2.6–4.7 | 28.6 ± 2.7 × 3.5 ± 0.4 | 158 | 4/4 | +++ |
|---|
| Spirocysts (C) | 17.8–52.7 × 2.2–6.6 | 34.6 ± 7.5 × 4.1 ± 0.8 | 254 | 4/4 | +++ |
|---|
| PHARYNX |
|---|
| P- mastigophores A (D) | 23.0–36.7 × 3.3–7.7 | 31.8 ± 2.2 × 6.1 ± 0.6 | 116 | 4/4 | +++ |
|---|
| Basitrichs (E) | 34.5 × 3.5 | | - | 1 | 1/4 |
|---|
| FILAMENT |
|---|
| Basitrichs (F) | 15.0–16.1 × 4.0–5.2 | 15.4 ± 0.5 × 4.7 ± 0.6 | 4 | 1/4 | - |
|---|
| b- mastigophores (G) | 37.3–57.9 × 5.0–8.0 | 46.0 ± 3.2 × 6.2 ± 0.6 | 120 | 4/4 | +++ |
|---|
| P- mastigophores A (H) | 18.7–37.0 × 4.1–7.1 | 26.1 ± 3.6 × 5.5 ± 0.5 | 123 | 4/4 | +++ |
|---|