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Show 128 MR. 0. W. ANDREWS AND OTHERS ON THE [Feb. 20, Order TETRACTINELLIDA. 6. Sidonops picteti Topsent. 7. Ecionema bacilliferum (Carter). 8. Stelletta simplicifurca (Sollas). 9. Tetilla bacca (Selenka). 10. Tetilla tematensis Kieschnick. Order MONAXONIDA. Suborder HADROMERINA. Section Clavulida. 11. Spirastrella carnosa Topsent. 12. Spirastrella decumbens Bidley, var. robusta, var. nov. 13. Pseudosnberites andrewsi, sp. n. Section Aciculida. 14. Tethya ingalli Bowerbank. 15. Tethya seychellensis (E. P. Wright). 16. Tethya affinis, sp. n. Suborder HALICHONDRINA. Family AXINELLID;E. 17. Hymeniacidon conulosum (Topsent). Family POJ:CILOSCLERID,E. 18. Microciona dubia, sp. n. 19. Iotrochota baculifera Bidley, var. tumescent, var. nov. 20. Esperella pellucida Bidley. 21. Desmacella sp. 22. Stylotella irregularis, sp. n. 23. Stylotella, sp. Family HAPLOSCLERIDJE. 24. Rhizochcdina pellucida Bidley. 25. Rhizochcdina sessilis, sp. u. 26. Gellius varius (Bowerbank). 27. Reniera innominata, sp. n. 28. Petrosia exigua, sp. n. 29. Halichondria solida Bidley & Dendy. 30.' Halichondria solida, var. rugosa Bidley & Dendy. Order MONOCERATINA. 31. Spongia (Euspongia auct.) sp. 32. Spongelia sp. |
