Table 1. Size ranges of the cnidae of Stephanthus antarcticus gen. nov., sp. nov.
| Category | Figure | Range of length and width of capsules (μm) | Samplea | Frequencyb |
|---|---|---|---|---|---|
Physa | |||||
| Basitrichs 1 |
| (16.4–27.1) × (2.5–4.1) | 5/5: 80 | +/++ |
Scapus | |||||
| Basitrichs 1 | 6B | (18.0–23.8) × (2.5–4.1) | 5/5: 59 | +/++ |
Fosse | |||||
| Basitrichs 1 |
| (14.8–21.0) × (2.5–4.0) | 5/5: 69 | +/++ |
| Mcc. b-mastigophores | 6E | (15.6–20.5) × (3.3–4.9) | 5/5: 41 | —/+ |
Tentacles (proximal) | |||||
| Spirocysts | 6A | (22.0–37.7) × (2.5–3.3) | 5/5: 80 | ++/+++ |
| Basitrichs 2 | 6D | (52.5–102.5) × (4.1–4.9) | 5/5: 80 | ++/+++ |
| Basitrichs 1 |
| (16.4–28.0) × (3.3–4.0) | 4/5: 36 | —/++ |
Tentacles (distal) | |||||
| Spirocysts |
| (14.8–36.0) × (1.6–3.0) | 5/5: 80 | ++/+++ |
| Basitrichs 2 | 6C | (72.0–107.3) × (4.1–5.0) | 5/5: 80 | +++ |
| Basitrichs 1 |
| (19.7–28.7) × (2.5–4.1) | 4/5: 12 | — |
Stomodaeum | |||||
| Basitrichs 2 |
| (53.3–72.0) × (4.9–5.7) | 5/5: 71 | +++ |
| Basitrichs 1 |
| (19.7–27.1) × (2.5–4.1) | 5/5: 70 | +/++ |
Filaments | |||||
| Basitrichs 1 |
| (18.0–27.1) × (2.5–4.1) | 5/5: 80 | ++/+++ |