Tabulate Corals with existing Species. 191 
where the cells are crowded, as at the ends of the branches. 
12, well-developed, radiating septa in several species of Pocilli- 
pora (e. g., P. elongata Dana, P. plicata D., P. stellata V.) should 
be sufficient evidence that such corals have no Acalephian 
was abundantly represented in the Paleozoic seas by the genus 
Favosites, with its numerous species, and by several other allied 
Alveopora (figure 1, 5). The transverse e are variously 
developed, being often nearly flat, but with the intervenin 
_* On the Affinities of the Tabulate Corals, in Proceedings of the American Asso- 
Clation for Adv. of Science, 1867, p. 148. Proceedings of the Essex sarong he 
Me p. rik 1869. Transactions of the Connecticut Academy, i, p. 518, 1870. 
ournal, vol. i, p. 389, May, 1871. 
tTrans. Conn. Aoadaiee i, p. 523, (Pocillipora lacera V.). The polyps of P. 
pecs as figured by Quoy and Gaimard in the Voyage of the Astrolabe, are 
ur Similar. 
