Echino derma. Mus. Ind. 



Investigator Ophiuroidea, Plate a 



■^^^ 



75. 76. Ophiacantha sociabilis KoeHer. 77 78. Ophiochitonmodestus KoeUer. 

 79. 80. Amphmra partita Koehler. 81. 82. Amphiura dispar KoeUer. 



Photo -etching. Survey of India Offices. Calcutta.. November. 1838. 



