Gasteromycetous fungi, [91]

Gastral layer, [171]

Gastralia, [201]

Gastropores, [257], [258]

Gastrozooids, of Millepora, [259], [260];

of Hydractinia, [264];

of Siphonophora, [299];

of Antipatharia, [408]

Gastrula, definition of, [603]

Gaule, misinterpretation of nature of Haemosporidae, [102]