T. rostratus, gametes of, [116] n.

Texas fever, [120] f.

Textularia, [59];

in chalk, [70], [242]

Textulariaceae, [59]

Thalassianthidae, [383]

Thalassicolla, [77], [83];

T. nucleata, regeneration, [79] n.

Thalassophysa, [77];

reproduction, [86] n.