affinities of tommotiids: they are now being regarded as stem-group brachiopods. One crucial fossil linking the tommotiids with brachiopods is Micrina... 15 KB (1,706 words) - 15:17, 13 December 2023 |
Articulate brachiopods have toothed hinges and simple, vertically oriented opening and closing muscles. Conversely, inarticulate brachiopods have weak... 91 KB (9,345 words) - 17:48, 27 March 2024 |
Evolution is the change in the heritable characteristics of biological populations over successive generations. It occurs when evolutionary processes... 238 KB (24,700 words) - 04:40, 1 April 2024 |
The evolution of cetaceans is thought to have begun in the Indian subcontinent from even-toed ungulates (Artiodactyla) 50 million years ago (mya) and to... 81 KB (9,674 words) - 21:47, 13 March 2024 |
mainly fossils. In biology, evolution is any change across successive generations in the heritable characteristics of biological populations. Evolutionary... 83 KB (4,651 words) - 07:46, 12 April 2024 |
The most recent understanding of the evolution of insects is based on studies of the following branches of science: molecular biology, insect morphology... 99 KB (12,090 words) - 23:45, 20 April 2024 |
mollusk-like brachiopods and the great coral reefs, were still common. The Late Devonian extinction occurred at the beginning of the last phase of the Devonian... 119 KB (6,252 words) - 16:38, 25 April 2024 |
Zygatrypa Zygospira Zygospirella List of brachiopod species Taxonomy of the Brachiopoda Evolution of brachiopods Moore, R.C. (1965). Brachiopoda. Treatise... 105 KB (5,453 words) - 00:25, 10 March 2024 |