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. 



Fig. 1. Ophiothela danae from station 516Q; dorsal surface. 



2. The same; ventral surface. 



3. Another specimen from station 5151; dorsal surface. 



4. Ophiotlvela vinculo, from station 5218 ; dorsal surface. 



5. Ophiothrix melanosticta ; dorsal surface. 



6. The same ; ventral surface. 



Plate 60. 



Fig. 1. Ophiopteron elegant 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 elegant from station 5150; dorsal surface. 



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



sites ; ventral surface. 



Plate 61. 



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



2. The same ; ventral surface. 



3. Ophiopholis mirabUis from Hakodate; dorsal surface. 



4. Amphilimna multispina from station 5375; dorsal surface. 



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



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 



