296 SIDNEY F. HABMER. 



Fig. 2. — S. sulcata, n. sp. (p. 246). Zoojcia a (left.) and B (right). 

 One condyle is wanting in B. Amirantc Island?, B. M., 82.10.18, 88. 



Fig. 3. — S. tubulosa, n. sp. (p. 250). Zooecium a. Curtis Island, 

 Bass Strait, B. M., 99.5.1, 29. 



Fig. 4. — S. neozelanica, Busk, typical or Vincularian form (p. 261). 

 ZocBcia A. The lower zoceciuni shows tlie operculum in situ ; e.s. epitliecal 

 sclerite. Wanganui, New Zealand, C. M., 24.5.95. 



Fig. 5. — S. neozelanica. Busk, var. magnifica, Busk (MS.) (p. 264). 

 ZocEcium A. Stewart Island, C. M., 24.5.95. 



Fig. 6. — S. connexa, n. sp. (p. 254). Zooecium b. John Adams' Bank, 

 B. M., 99.7.1,408. 



Fig. 7. — S, simplex, n. sp. (p. 253). Darros Island, B. M., 82.10.18, 

 125. 



Fig. 8.— S. auriculata, n. sp. (p. 257). Madagascar, B. M., 84.11.18, 1. 



Fig. 9. — S. truncata, n, sp. (p. 276). ZocEcia a (left) and b (right). 

 Victoria, C. M., 24.5.95. 



Fig. 10.— S. maguilabris, Busk (p. 279). Zooecia a (right) and b 

 (left). From the type-specimen. Abroihos Island, B. M., 54.11.15, 222. 



Fig. 11. — S. haddoui, u. sp. (p. 268). Zooecia a (left.) and b (middle). 

 Torres Straits, C. M., 24.2.98. 



Fig. 12. — S. alveolata, n. sp. (p. 287). Zooecia a (right) and B (left). 

 Torres Straits, C. M., 24.2.98. 



Fig. 13.— S. buskii, n. sp. (p. 272). Zooecia a (lower) and b (upper). 

 Port Elizabeth, C. M., 24.5.95. 



PLATE 13. 



The figures on this plate, with the exception of the diagrammatic figs. 27 — 

 33 and 43, were all drawn to the same scale (camera lucida, Zeiss cobj.; 

 afterwards X ^), and are X 80. The reference to a preceding figure 

 indicates that the operculum or otlier structure is from the same colony from 

 which the figure referred to was drawn. The lettering is explained in the 

 text. 



Fig. 14. — S. sulcata. Operculum b (Fig. 2). 



Fig. 15.— S. sulcata. Operculum a (Fig. 2). 



Fig. 16. — S. sulcata. Operculum b and epithecal sclerites {e.s.). Mergui 

 Archipelago, B. M., 99.5.1, 28. 



Fig. 17. — S. sulcata. Operculum b and epithecal sclerites. "On 

 Avicula margaritifera," B. M. 



Fig, 18. — S. connexa. b (Fig. 6). The occlusor tendon is seen on the 

 right side. 



