Brama, [682];

B. longipinnis, [682] n.;

B. raii, [682] n.

Bramidae, [682], [676]

Branchial bars, of Amphioxus, [120], [122]

Branchial cavity, of Tunicata, [43], [101]

Branchial clefts, [155], [277] f.

Branchial sac, [43], [44], [45], [53];

of Appendicularians, [67];

of Thaliacea, [96], [104], [105]