PRATE, 23. 
Fig. 1. Tornatina tenuilirata, Suter. 1:6 < 3-2mm._ p. 528. 
Fig. 2. Volvulella reflera, Hutton. 1-7 x 5mm. p. 529. 
Fig. 3. Cylichnella pygmea, A. Adams. 2 * 45mm. p. 531. 
Fig. 4. Cylichnella striata, Hutton. 1:9 « 33mm. p. 531. 
Fig. 5. Cylichnella Thetidis, Hedley. 4:5 * 11-5 mm. p. 532. 
Fig. 6. Acera tumida, A. Adams. 105 x 16mm. p. 537. 
Fig. 7. Philine constricta, Murd. & Sut. 3 * 5mm. p. 540. 
Figs. 8-8¢e. Philine constricta auriformis, Suter. 8, Animal; 8a, shell; 8b, stomach- 
plate ; 8c, tooth of radula. p. 540. 
Fig. 9. Philine wmbilicata, Murd. & Sut. 2°35 * 35mm. p. 541. 
Figs. 10, a, b. Aglaja cylindrica, Cheeseman. 10, Animal; 10, a, b, shell. p. 543. 
Fig. 11. Tethys brunnea, Hutton. 18 x 23mm. p. 545. 
Fig. 12. Tethys Tryon, Meinertzhagen. 17 * 285mm. p. 545. 
Fig. 13. Tethys venosa, Hutton. 25-5 « 31-5 mm. p. 546. 
Figs. 14, a. Umbraculum umbellum, Martyn. 70% 88mm. p. 549. 
Figs. 15, 15a, 156. Pleurobranchus ornatus, Cheeseman. a, Plates of jaw, 24°; 6, teeth 
of radula, 24° ; ¢, genital orifices. p. 550. 
Fig. 16. Pleurobranchus aurantiacus, Risso. p. 551. 
Fig. 17. Pleuwrobranchea maculata, Q. & G. p. 552. 
ee 
a 
gs. 18, a. Atagema carinata, Q. & G. p. 571. 
Fig. 19. Holis gracilis. T. W. Kirk. p. 580. 
Fig. 20. Holidia longicauda, Q. & G. p. 583. 
Fig. 21. Fiona marina, Forskal.  p. 586. 
= 
Fig. 22. Stiliger felinus, Hutton. p. 587. 
= 
Fies. 23, a-d. Rostanga muscula, Abraham. Teeth of radula. p. 566. 
£ ig > 
Figs. 24, a-d. Alloiodoris lanuginata, Abraham, Teeth of radula. p. 568, 
