796 SOME NEW AND RARE HYDROIDA IN THE AUSTRALIAN MUSEUM, 



Fig. 4. — Campanularia (?) serrulata, n.sp. Poi-t Jackson. 



Fig. 5. — ,, (?) bispinosa, n.sp. Port Jackson. 



Fig. 6. — ,, ,, a jjortion of the calycle-margin, seen 



from outside. 



Fig. 7. — Camjjanularia hlspino^a, one of the marginal teeth, lateral view. 



(All except 6 and 7 magnified 40 diameters). 



Plate XIII. 



Fig. 1-3. — Campanularia calicidata, Hincks. Port Jackson. (All from one 

 colony). 



Fig. 4-7. — Campanularia caliculata var. makrogona, v. Lend. Port Jackson. 



Different hydrothecje from the same colony. 



Fig. 8. — Campanularia caliculata var. makrogona, outline of gonotheca. 



Fig. 9-10. — Eucopella campanularia, V. Lend. Bondi. 



Fig. 11 — ,, ,, irregular calycle, from the same poly- 



pary. 

 Fig. 12-14. — Eucopella campanularia, from another variety. 

 Fig. 15. — ,, „ gonotheca, same specimen. 



Fig. 16. — La/o(-a scandens, n.sp., on SertiUarella divaricata. Port Jackson. 

 Fig. 17. — ,, ,, base of hydrotheca, from behind. 



Fig. 18. — ,, ,, gonotheca, with contents. 



Fig. 19. — ,, ,, ,, less advanced. 



(AU except 17 magnijied Jfi diameters). 



Plate XIV. 

 Fig. 1. — Halecium gracile, n.sp., with male gonotheca. Port Jackson, x 40. 

 Fig. 2.— „ ., Port Stephens, x 40. 



Fig. 3. — ,, ,, female gonotheca. x40. 



Fig. 4. — „ parvulum, n.sp. Bondi. x40. 

 Fig. 5. — ,, ,, with female gonotheca. x 40. 



Fig. 6. — Pasythea quadridentata, Ellis and Sol. Bondi. x 25. 

 Fig. 7. — ,, J, Coogee. x 25. 



Fig. S-9. — ,, /tea;orfoH, Busk. Moreton Bay. x 25. 



