单词 | Ichthyosauria |
例句 | In the coal fields complete imprints of Ichthyosauria have been found, doubtless due to the carbonization of the animal matter. Unexplored! Remarkable similarities between certain placental and implacental mammals, between the bird's-head processes of Polyzoa and the pedicellari� of Echinoderms, between Ichthyosauria and Cetacea, with very many other similar coincidences, have also been pointed out. On the Genesis of Species The reptiles which are most amphibian in their characters, and therefore, probably, most nearly approach the Protamniota, are the Ichthyosauria and the Chelonia. Critiques and Addresses This, of course, is especially the case as regards the marine Ichthyosauria and Plesiosauria, of which such numbers of remains have been discovered. On the Genesis of Species Thus those remarkable fossil reptiles, the Ichthyosauria and Plesiosauria, extended, through the secondary period, probably over the greater part of the globe. On the Genesis of Species But I am surprised to find the Sirenia left in one group with the Cetacea, and the Plesiosauria with the Ichthyosauria; the ordinal distinctness of these having, to my mind, been long since fully established. Critiques and Addresses |
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