FIGURE 8. Shells, lateral view. A. Helicarion cuvieri, AM C443929. B. Helicarion cuvieri, BMNH 197780 (S of Vitrina verrauxii). C. Helicarion mastersi, AM C101139 (H). D. Helicarion mastersi, AM C101138 (PRH of H. mastersi callidus). E. Mysticarion insuetus, AM C113776 (S). F. Mysticarion porrectus, AM C101136 (PRH). G. Mysticarion hyalina, BMNH 1983075 (H). H. Parmavitrina planilabris, AM C103630. I. Peloparion helenae, AM C101142 (H). J. Brevisentis jacksoniensis, BMNH not registered (S). K. Brevisentis jacksoniensis, AM C101143 (H of B. exclusus). L. Fastosarion superba, BMNH not registered (POS). Scale bars 3 mm (E–G, I–K), 5 mm (A–D, H), 10 mm (L). Photographs by H. Barlow (A, C–D, G–H, L), D. Beechey (E, J), W. Ponder (B, F, I, K). Ab...
FIGURE 17. Radulae. SEM. A–C. Fastosarion superba, AM C425248. D–F. Stanisicarion freycineti, AM C39...
FIGURE 40. Radulae. SEM. A–C. Coneuplecta pampini, AM C438751. D–F. Coneuplecta calculosa, AM C37789...
FIGURE 7 Shells of Clade A species. A. Fastosarion superbus, MO77446. B. Fastosarion aquavitae, MO50...
FIGURE 7. Shells, dorsal view. A. Helicarion cuvieri, AM C443929. B. Helicarion cuvieri, BMNH 197780...
FIGURE 9. Shells, ventral view. A. Helicarion cuvieri, AM C443929. B. Helicarion cuvieri, BMNH 19778...
FIGURE 20. Shells, lateral view. A. Stanisicarion freycineti, AM C391188. B. Stanisicarion virens, B...
FIGURE 21. Shells, ventral view. A. Stanisicarion freycineti, AM C391188. B. Stanisicarion virens, B...
FIGURE 28. Shells, ventral view. A. Westracystis lissus, BMNH90.12.30.80–4 (S). B. Westracystis liss...
FIGURE 6. Live Helicarionidae. A–B. Helicarion mastersi, AM C399075. Whole animal (A); close-up of c...
FIGURE 26. Shells, dorsal view. A. Westracystis lissus, BMNH 90.12.30.80–4 (S). B. Westracystis liss...
FIGURE 19. Shells, dorsal view. A. Stanisicarion freycineti, AM C391188. B. Stanisicarion virens, BM...
FIGURE 5. External morphology of semislugs. A. Helicarion cuvieri, AM C424333 (Corinna, TAS). B. Mys...
FIGURE 16. Microsculptures of the protoconch (A–E) and teleoconch (F–I). SEM. A. Mysticarion porrect...
FIGURE 15. Radulae. SEM. A–C Helicarion mastersi, AM C334204. D–F. Mysticarion porrectus, QMMO29298....
FIGURE 14 Shell microsculpture. A–C. Fastosarion griseolus, MO55568 (A = protoconch, B = early teleo...
FIGURE 17. Radulae. SEM. A–C. Fastosarion superba, AM C425248. D–F. Stanisicarion freycineti, AM C39...
FIGURE 40. Radulae. SEM. A–C. Coneuplecta pampini, AM C438751. D–F. Coneuplecta calculosa, AM C37789...
FIGURE 7 Shells of Clade A species. A. Fastosarion superbus, MO77446. B. Fastosarion aquavitae, MO50...
FIGURE 7. Shells, dorsal view. A. Helicarion cuvieri, AM C443929. B. Helicarion cuvieri, BMNH 197780...
FIGURE 9. Shells, ventral view. A. Helicarion cuvieri, AM C443929. B. Helicarion cuvieri, BMNH 19778...
FIGURE 20. Shells, lateral view. A. Stanisicarion freycineti, AM C391188. B. Stanisicarion virens, B...
FIGURE 21. Shells, ventral view. A. Stanisicarion freycineti, AM C391188. B. Stanisicarion virens, B...
FIGURE 28. Shells, ventral view. A. Westracystis lissus, BMNH90.12.30.80–4 (S). B. Westracystis liss...
FIGURE 6. Live Helicarionidae. A–B. Helicarion mastersi, AM C399075. Whole animal (A); close-up of c...
FIGURE 26. Shells, dorsal view. A. Westracystis lissus, BMNH 90.12.30.80–4 (S). B. Westracystis liss...
FIGURE 19. Shells, dorsal view. A. Stanisicarion freycineti, AM C391188. B. Stanisicarion virens, BM...
FIGURE 5. External morphology of semislugs. A. Helicarion cuvieri, AM C424333 (Corinna, TAS). B. Mys...
FIGURE 16. Microsculptures of the protoconch (A–E) and teleoconch (F–I). SEM. A. Mysticarion porrect...
FIGURE 15. Radulae. SEM. A–C Helicarion mastersi, AM C334204. D–F. Mysticarion porrectus, QMMO29298....
FIGURE 14 Shell microsculpture. A–C. Fastosarion griseolus, MO55568 (A = protoconch, B = early teleo...
FIGURE 17. Radulae. SEM. A–C. Fastosarion superba, AM C425248. D–F. Stanisicarion freycineti, AM C39...
FIGURE 40. Radulae. SEM. A–C. Coneuplecta pampini, AM C438751. D–F. Coneuplecta calculosa, AM C37789...
FIGURE 7 Shells of Clade A species. A. Fastosarion superbus, MO77446. B. Fastosarion aquavitae, MO50...