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Calculated relative volume of measured F-actin signal from inside the terminal bulb of Stilbonematinae species with a two-part and a three-part pharynx_
| Pharynx | Species | Muscle volume (%) | Coat thickness (µm) | Coat layering | Reference |
|---|---|---|---|---|---|
| Two-part | Eubostrichus topiarius (3) | 66.1–78.3 | 22–25 | Multilayer | Berger et al. (1996) |
| Two-part | Laxus cosmopolitus (1) | 76.9 | 1.8 | Monolayer | Ott et al. (1995) |
| Two-part | Leptonemella juliae (3) | 41.7–65.6 | 4 | Multilayer | Hoschitz et al. (1999) |
| Two-part | Paralaxus cocos (2) | 66.9–73.9 | 7.5 | Multilayer | Scharhauser et al., 2020 |
| Three-part | Catanema schiemeri (4) | 5.5–17.6 | 1.5 | Monolayer | Ott et al. (2020) |
| Three-part | Cyathorobbea hypermnestra (5) | 2.6–8.6 | 2 | Monolayer | Scharhauser et al. (2024) |
| Three-part | Cyathorobbea ruetzleri (1) | 52.6 | 2 | Monolayer | Scharhauser et al. (2024) |
| Three-part | Laxus oneistus (6) | 17.6–27.4 | 2.1 | Monolayer | Ott et al. (1995) |
| Three-part | Laxus sp. (1) | 42.1 | 3 | Monolayer | Ott (unpublished data) |
| Three-part | Robbea judithae (1) | 15.6 | 1 | Monolayer | Scharhauser et al. (2024) |
| Three-part | Robbea lotti (1) | 24.1 | 1 | Monolayer | Scharhauser et al. (2024) |
| Three-part | Robbea weberae (2) | 6.1–24 | 1 | Monolayer | Scharhauser et al. (2024) |