Table 2.
Species, evaluation of size overlap of chaetal and tube textures, and source of tube textures for 14 species whose features were confirmed by at least three specimens. Organization of families follows Weigert et al. (2014).
| Family Species | Overlap at “macro” scale? (10–1000 μm+) | Source of macro texture of tube | Overlap at “micro” scale? (0.01–10 μm) | Source of micro texture of tube |
|---|---|---|---|---|
| Oweniidae | ||||
| Owenia collaris | Yes, band of micro hooks≥spaces | Sediment grains | Yes, micro hooks≤micro-ridges | Secreted micro-ridges |
| Chaetopteridae | ||||
| Mesochaetopterus taylori | Yes, chaetal heads≤spaces | Sediment grains | Yes, micro-teeth width∼=gaps | Strands form gaps |
| Siboglinidae | ||||
| Oasisia sp. | Yes, chaetal heads≤swaths | Swaths of secreted tube material | No, micro-teeth widths>gaps | Strands form gaps |
| Sabellaridae | ||||
| Sabellaria cementarium | Yes, chaetal heads≤spaces | Sediment grains | Yes, micro-teeth width≤gaps | Strands form gaps |
| Idanthyrsus macropaleus | Yes, chaetal heads≤spaces | Sediment grains | Yes, micro-teeth width≥gaps | Strands form gaps |
| Serpulidae | ||||
| Serpula columbiana | Yes, chaetal heads<ridge spaces | Secreted ridges | Yes, micro-teeth width≥gaps | Strands form gaps |
| Sabellidae | ||||
| Schizobranchia insignis | No, chaetal heads>spaces | Tiny, unknown | Yes, micro-teeth width∼=gaps | Strands form gaps |
| Eudistylia vancouveri | No, chaetal heads>spaces | Tiny, unknown | Yes, micro-teeth width∼=gaps | Strands form gaps |
| Terebellidae | ||||
| Pista brevibranchiata | Yes, chaetal heads<spaces | Sediment grains | Yes, micro-teeth width≥gaps | Strands form gaps |
| Pectinariidae | ||||
| Pectinaria gouldii | Yes, chaetal heads<spaces | Sediment grains | Yes, micro-teeth width≥gaps | Strands form gaps |
| Alvinellidae | ||||
| Alvinella pompejana | Yes, chaetal heads≤spaces | Sediment grains | Yes, micro-teeth width≥gaps and bacterial strands | Strands form gaps and bacteria incorporated in tube |
| Maldanidae | ||||
| Clymenella torquata | Yes, chaetal heads<spaces | Sediment grains | Yes, micro-teeth width≥gaps | Strands form gaps |
| Onuphidae | ||||
| Diopatra ornata | Yes, chaetal heads<spaces | Sediment grains | Yes, micro-teeth width≤wrinkles, but>gaps | Strands form gaps, wrinkles in lining |
| Nereididae | ||||
| Platynereis bicanaliculata | Yes, chaetal heads<spaces | Sediment grains | Yes, micro-teeth width∼=gaps | Strands form gaps |