460 BULLETIN 100, UNITED STATES NATIONAL MUSEUM. 



PLATE 33. 



FIG. 1. Ophiothrix striolata from station 5401 ; dorsal surface. Reduced. 



2. The same ; dorsal surface, more magnified. 



3. Ophiothrix quinquemaculata from La Ciotat; ventral surface of an 



arm. 



4. Ophiothrix aristulata from station 5523; ventral surface of an arm. 



5. Ophiothrix expedita from the Sunda Islands ; dorsal surface of an arm. 



6. Ophiothrix expedita, var. rhabdota from Marongas ; dorsal surface of an 



arm. 



7. Ophiothrix aspidota from station 5321 ; dorsal surface of an arm. 



8. A specimen from Trincomalee ; dorsal surface of an arm. 



9. Ophiothrix longipeda from station 5558; dorsal surface of an arm. 



10. A specimen from Samoa ; dorsal surface of an arm. 



11. Ophiothrix galatheae from Dumurug ; dorsal surface of an arm. 



12. Ophiothrix oltusa from the Sunda Islands ; dorsal surface. 



13. Ophiothrix hirsuta from station 6174; dorsal surface of an arm. 



PLATE 34. 



FIG. 1. Ophiothrix galatheae from Dumurug; dorsal surface. 



2. Another specimen from Dumurug; dorsal surface. 



3. A specimen from Billiton ; dorsal surface. 



4. Another specimen from Billiton; dorsal surface. 



5. Ophiothrix striolata from the Sunda Islands; dorsal surface. 



PLATE 35. 



FIG. 1. Ophiothrix aristulata collected by the Challenger; dorsal surface. 



2. A specimen from station 5523; dorsal surface. 



3. A specimen from station 5517 ; dorsal surface. 



4. Ophiothrix fragilis var. pentaphyllum from the coasts of England; 



dorsal surface. 



5. A specimen from Belle Isle; dorsal surface. 



6. A specimen from Saldanha ; dorsal surface. 



7. A specimen from Luderitz Bay ; dorsal surface. 



8. Ophiothrix quinquemaculata from La Ciotat; dorsal surface. 



PLATE 36. 



FIG. 1. Ophiothrix signata from station 5140; dorsal surface. 



2. The same; ventral surface. 



3. Ophiothrix proteus from station 5432 ; ventral surface. 



4. The same ; dorsal surface. 



5. Ophiothrix lepida from station 5153 ; dorsal surface. 



PLATE 37. 



FIG. 1. Ophiogymna pulchella; dorsal surface of an arm. 



2. Ophiothrix capillaris from station 5536; dorsal surface. 



3. A specimen from station 5440 ; dorsal surface. 



4. Ophiothrix capillaris from station 5536 ; ventral surface. 



5. Ophiogymna pulchella from station 5132; dorsal surface. 



6. A specimen from the Sunda Islands ; dorsal surface. 



