Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Plural form of
protostome .
Etymologies
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Examples
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The first rendezvous is with chimpanzees 6m years ago, the 15th with the duck-billed platypus at 180m, and, not far behind (in genetic terms at least), come the protostomes circa 300m years ago.
Philip Pullman, Mark's Gospel, Sum: Tales from the Afterlives and Richard Dawkins's Ancestor's Tale 2010
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For instance: They used protostomes while leaving the ambulacria out!
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Any other reason to think, apart from this, that the common ancestor of protostomes and deuterostomes was itself a triploblast?
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Wnt expression in epithelial layers is more widespread, since the lack of similar descriptions protostomes, invertebrate deuterostomes other non-bliaterians may result from a general lack of attention to The similarity of the complementary Wnt expression patterns in
PLoS ONE Alerts: New Articles Pascal Lapébie et al. 2009
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In the other big (all right, bigger) branch of the animals, the protostomes, nodal seemed to be lacking.
Pharyngula 2009
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The specific acquisition of PsGEF by the last common ancestor of protostomes followed by its retention or loss in specific animal species during evolution demonstrates that there are some structural and / or functional features common between insect and lophotrochozoan nervous systems (for example, mushroom bodies), which are absent in all deuterostomes and cnidarians.
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The specific acquisition of PsGEF by the last common ancestor of protostomes followed by its retention or loss in specific animal species during evolution demonstrates that there are some structural and / or functional features common between insect and lophotrochozoan nervous systems (for example, mushroom bodies), which are absent in all deuterostomes and cnidarians.
BioMed Central - Latest articles Keigo Kohno and Tatsuhiko Kadowaki Nozomu Higuchi 2009
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Presumably the protostomes and deuterostomes are more closely related to each other than they are to cnidarians.
Pharyngula 2009
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In the other big (all right, bigger) branch of the animals, the protostomes, nodal seemed to be lacking.
Pharyngula 2009
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If you include the protostomes, you include the ambulacria, for Hennig’s sake!
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