EXPLANATION OF PLATE XIV. 
The specimens figured in this and in the following two plates are in the Survey collections, 
except when otherwise stated. 
Fig. 1A. Diagrammatic representation of the transverse aspect of a zooecium showing a centrally 
perforated tabula. 
aa and bb. Intersections of two longitudinal sections. Page 141. 
Fig. IB. Aspect of A when cut by section aa. 
Fig. 1C. „ „ „ „ „ bb. 
Fig. 2A. Diagrammatic representation of the transverse aspect of a zooecium showing a laterally 
perforated tabula. 
aa, bb, cc, and dd are the intersections of various longitudinal sections. Page 141. 
Fig. 2B. Aspect of A when cut by section aa. 
Fig. 2C. „ „ „ „ „ bb. 
Fig. 2D. „ „ „ „ „ cc. 
Fig. 2E. „ „ „ „ „ dd. 
Fig. 3. Diagram illustrating the mode of growth of a branching trepostomatous Bryozoon according 
to the hypothesis of resorbtion. In black : the colony as seen in longitudinal section. 
Stippling: terminal portion of the same, during an earlier period of its existence, and 
supposed to have been resorbed. Broken lines : terminal portion of the same, as it might 
have been had it continued to grow. Page 144. 
Figs. 4A-4D. Tabulipora scotica sp. nov., x 1'2. 
Diagrammatic aspect of longitudinal sections showing extremes in size, and the relative 
proportions of the axial and peripheral regions. Page 162. 
Figs. 5A-5D. Stenoporct redesdalensis sp. nov., x P2. 
Diagrammatic aspect of longitudinal sections showing extremes in size and the relative 
proportions of the axial and peripheral regions. Page 153. 
Fig. 6. Tabulipora sp. 
Diagrammatic aspect of longitudinal section, x 1'2. From Bowsden Quarry, Lowick, 
Northumberland. [Slide G. W. L. 203.] Page 165. 
Fig. 7. Tabulipora sparsitabulata sp. nov. 
Diagrammatic aspect of longitudinal section, x 1’2. Page 171. 
Fig. 8. Tabulipora crassimuralis sp. nov. 
Diagrammatic aspect of longitudinal section, x P2. Page 172. 
Figs. 9A-9C. Tabulipora liowsei (Nich.). 
Diagrammatic aspect of transverse sections, x 1*3, showing extremes in size and the 
relative proportions of the axial and peripheral regions. Page 166. 
Fig. 10. Stenopora tenuipora sp. nov. 
Diagrammatic aspect of longitudinal section, x 1*2. Page 161. 
