PLATE VIII. 



Fig. I. Mopsella spongiosa n. sp. Natural size. \a^ tip of branch X $. 



Fig. 2. Acabaria triangnlata n. sp. Natural size. 2a, tip of branch X 5. 

 Fig. 3. Acabaria hicksoni n. sp. Natural size. 3«, tip of branch X S- 



