1868.] 



LOVfN — LESKIA MIRABILIS. 



443 



Fig. 1. 



© 0©i©© 



rig. 3. 



Fig. 4. Fig. 5. 



Fig. 1. Mouth and adjoining parts of LesJcia mirdbilis Gray. Fig. 2. 

 Vent of the same. Figs. 3 and 4. The mouth of Echinospli(Brites auran- 

 tium Gyll. Fig. 5. The apex of Sphwronites pomum Gyll. (a.) The 

 mouth, (b .) The genital process, (c.) Its ridge, (d.) The ambulacral 

 area with its furrows, (e.) The lumen of the furrows. (/.) The base 

 of the five arms. 



