G. minutus, care of eggs, [415];
G. ruthensparri, [689]
Gold-Fish, [585], [155], [171]
Gomphosus, [673]
Gonads (reproductive organs), of Hemichordata, [16], [25];
of Tunicata, [55], [67], [76], [93], [97], [105];
of Amphioxus, [129];
of Fishes, [402] f., [400], [403]
Gonoducts, of Fishes, [404] f.;