Bathyactis, [404]

Bathyanthus, [411]

Bathycrinus, [589], [591]

Bathypathes, [408]

Bebryce, [356]

Bell, F. J., [406] n.;

on classification of Ophiuroidea, [494];

of Endocyclica, [533]

on relationships of Holothuroidea, [430] n., [622]

Bell-animalcules, [155] f.;