15, 
BRYOZOA FROM FRANZ-JOSEF LAND, 101 
EXPLANATION OF THE PLATES. 
PLATE 7. 
Brettia frigida, sp. nov., < 12. Off Cape Mary Harmsworth. 
. Do.; natural size. é 
. Do. Dorsal surface showing the distal rosette-plate, through the 
transparent wall, x 25. 
. Gemellaria loricata (L.); Gunther Sound. This shows the creeping 
zocecia from which the branches arise. x 12. 
. Brettia minima, sp. nov.; X 12. Off Cape Mary Harmsworth. 
. Do. ; natural size. 
. Do. Dorsal surface, x 25. 
9. Scrupocellaria Smittii (Norman); X 25. 50 miles N.W. Cape Mary 
Harmsworth. 
Do. Avicularium with mandible, x 85. 
. Do. Avicularian opening, x 85. 
. Scrupocellaria ternata, var. gracilis, Sm.; X 25. Gimther Sound. 
Showing the articulation. In this specimen some zocecia have two 
outer spines, and sometimes the median zocecium is acuminate. 
Lateral avicularia rare. 
. Bugula Harmsworthii, sp. nov.; x 8. Off Cape Mary Harmsworth. 
. Serupocellaria scabra (van Ben.); < 25. Off Cape Mary Harmsworth. 
. Do. Scutum, x 50. 
. Do. Dorsal surface showing a vibraculum at the bifurcation, and one 
to a lower zocecium. X 25, 
Puate 8. 
Bugula Harmsworthii, sp. nov.; xX 25. Off Cape Mary Harmsworth. 
. Lepralia sincera (Sm.). Operculum, x 85. Off Cape Mary Harms- 
worth. 
Membranipora monostachys, Busk; X 15. Near Wilezek Land. 
Lepralia borealis, sp. nov.; X 25. Specimen mounted in balsam, 
showing through the semitransparent shell the position of the 
avicularian chamber. From lat. 77° 55’ N., long. 53° 16' E. 
. Do. Operculum, x 85. 
. Do. Mandible, x 250. 
. Pseudoflustra palmata (Sars). Operculum, X 85. Lat. 77° 5d’ N., 
long. 53° 16' B. 
. Do. Mandible, x 250. 
. Do. Transverse section, showing the two distal rosette-plates. 
. Membranipora macilenta, Jullien; x 25. Near Wilczek Land. 
. Schizoporella crustacea (Sm.). Mandible, x 250. Gtnther Sound. 
Do. Operculum, x 85. 
Do.; x 50. Showing primary zowcium and the three zowecia growing 
from it. The development of the zoccium on the left has heen 
arrected. Giinther Sound. 
. Lepralia porifera (Sm.), Mandible, x 250, From lat. 77° 55’ N., 
long. 53° 16’ E. 
Do. Operculum, x 89. 
