OPHIURANS OF THE PHILIPPINE AND ADJACENT WATERS. 465 



PLATE 58. 



FIG. 1. Ophiothrix deceptor from station 5414 ; dorsal surface. 



2. The same; ventral surface. , 



3. Ophiothrix purpurea from the Sunda Islands ; dorsal surface. 



4. The same ; ventral surface. 



5. Ophiopteron puncto-coeruleum from station 5150 ; dorsal surface of the 



entire individual. 



6. The same ; dorsal surface, more magnified. 



7. The same; ventral surface. 



PLATE 59. 



Fio. 1. Ophiothela danae from station 5169; dorsal surface. 



2. The same; ventral surface. 



3. Another specimen from station 5151; dorsal surface. 



4. Ophiothela vineula from station 5218 ; dorsal surface. 



5. Ophiothrix melanosticta ; dorsal surface. 



6. The same ; ventral surface. 



PLATE 60. 



Fro. 1. Ophiopteron elegans from station 5150 ; ventral surface. 



2. The same ; dorsal surface of the disk. 



3. Ophiopteron gratum from station 5152 ; dorsal surface. 



4. The same ; ventral surface. 



5. Ophiopteron elegans from station 5150; dorsal surface. 



6. Ophfogymna fulgens from station 4948 bearing two prosobranch para- 



sites; ventral surface. 



PLATE 61. 



Fio. 1. Ophionereis semoni from station 5249 ; dorsal surface. 



2. The same ; ventral surface. 



3. Ophiopholis mirabilis from Hakodate; dorsal surface. 



4. Amphilimna multispina from station 5375; dorsal surface. 



5. The same; dorsal surface of the disk of the largest specimen. v. 



6. The same ; lateral view of an arm. 



7. The same; ventral surface. 



8. Another specimen from station 5375 ; ventral surface. 



9. The same ; dorsal surface. 



PLATE 62. 



FIG. 1. Ophiocentrus vexator from station 5181; dorsal surface. 



2. The same ; portion of the dorsal surface of an arm. 



3. The same ; portion of the ventral surface of an arm. 



4. The same; ventral surface of the disk of the second specimen. 



5. The same; dorsal surface of the disk. 



6. Ophiactis afflnis from the Kei Islands ; dorsal surface. 



7. Ophiocentrus asper from station 5249; portion of the dorsal surface of 



an arm. 



8. The same; ventral surface. 



9. The same ; dorsal surface. 



PLATE 63. 



FIG. 1. Amphiaetis duplicata from station 5658 ; dorsal surface. 

 2. The same ; ventral surface. 

 55269 22 Bull. 100 30 



