PLATE XVIII. 



Fig. i. Leptasterias cequalis (Stimpson). Typical form, from Monterey Bay. 



Actinal side; X iV&- 

 Fig. 2. The same specimen. Dorsal side; X iJ<S- 

 Fig. 3. Leptasterias leptalea Verrill. Type. Ventral side ; X '%• Sitka. 



Yale Mus. 

 Fig. 4. Orthasterias merriami Verrill, sp. nov. Type. Dorsal side ; about 



natural size. 

 Fig. 5. The same specimen. Details. Actinal side; natural size. Juneau. 



Univ. of Calif. 



(38) 



