To the roots: reconstruction of the ancestral state of the dorid feeding apparatus

Supplementary material for the paper

Table S1. List of species and references used for the analysis based on the literature data.

Table S2. List of feeding preferences in different genera of Doridina with references.

Table S3. List of characters and their states involved in the analysis.

Table S4. Data matrix of character states in the taxa involved in the analysis.

Figure S1. Radula presence in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S2. Number of teeth per row in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S3. Number of radular rows in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S4. Radular asymmetry in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S5. Presence of rachidian tooth in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S6. Shape of rachidian tooth in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S7. Presence of denticles on rachidian tooth in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S8. Ratio of terminal denticle and lateral denticle sizes in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S9. Variability in lateral teeth morphology in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S10. Size variability in lateral teeth in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S11. Lateral teeth shape in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S12. Presence of denticles on lateral teeth in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S13. Location of denticles on lateral teeth in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S14. Number of the denticles per side on lateral teeth in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S15. Number of inner lateral teeth in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S16. Presence of marginal teeth in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S17. Shape of the marginal teeth in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S18. Variability in marginal teeth morphology in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S19. Presence of the denticles or dentition on marginal teeth in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S20. Labial cuticle sculpture or armature in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).

Figure S21. Feeding preferences in different groups of Doridina and plesiomorphic conditions of this character. Reconstructed in RASP v. 4.0 using the BBM analysis. Tree topology from Hallas et al. (2017).