PLATE IX. 
1. Lathis ANDRA [ ? M^iANDRASTREA] CONCENTRICA, Reuss, p. 40 ; 1, upper view of a 
eorallum ; la, a small portion of the original surface ; li, a similar one of the 
polished surface, enlarged ; Odium, Ootatoor grouji. 
— ‘i. Tiiamnastrea brevipes, Sri, p. 42 ; 2, 2a, 26, upper, side and lower views, 
natural size ; 2c, a small portion of the upper surface enlarged ; 3 and 3a, side 
and upper views of another smaller eorallum ; Ninngoor, Arrialoor group. 
4. Tiiamnastrea crassa, Stol., p. 43 ; 4, a small ixirtion of the original surface ; 4a, 
an enlarged portion of the same eorallum ; Odium, Ootatoor group. 
5. Tiiamnastrea pullata. Slot., p. 43 ; the eorallum in natural size, and a small por- 
tion of the surface enlarged ; Farallg, Ootatoor group. 
6. Tiiamnastrea induta, Stol., p. 44 ; polished view of the upper surface of a shortly 
pedicellated eorallum ; Odium, Ootatoor group. 
