Crust"cea, retina, [100]
Crust"cea, segmental glands, [422]
Ctenophora, [474]
Cyathaspis, [29], [326], [340], [343]
Cyclostomata, [165], [229], [343], [353], [424]
Cysts, [50]
Daphnia, [112]
Degeneration, [17], [19], [59], [74], [78], [94], [107], [212], [309], [333], [336], [343]
Deiters' nucleus, [489]
Dendrites, [72]