释义 |
Definition of Priapulida in English: Priapulidaplural nounˌprʌɪəˈpjʊlɪdəˌprīəˈpyo͞olədə Zoology A small phylum of burrowing wormlike marine invertebrates that have a thick body, a large eversible proboscis, and a terminal tail. Example sentencesExamples - The oldest known ‘aschelminth’ phylum is the Priapulida.
- The fine structure of the mouth cone, the introvert with scalids, and the circumenteric brain indicate that this meiofaunal phylum is monophyletic, related to Kinorhyncha and Priapulida.
- They concluded that Gastrotricha is the sister-taxon of a monophyletic clade comprising Nematoda, Nematomorpha, Priapulida, Kinorhyncha and Loricifera.
- Loricifera, Priapulida, and Kinorhyncha are unequivocally assumed to be most closely related and are, therefore, united in one group, named Scalidophora first by Lemburg.
- The phylum Loricifera shares many apomorphic characters with both Priapulida and Kinorhyncha, and can be included in the taxon Scalidophora, a subgroup of Cycloneuralia.
Origin Modern Latin (plural), from Priapulus (genus name), diminutive of Priapus. Definition of Priapulida in US English: Priapulidaplural nounˌprīəˈpyo͞olədə Zoology A small phylum of burrowing wormlike marine invertebrates that have a thick body, a large eversible proboscis, and a terminal tail. Example sentencesExamples - Loricifera, Priapulida, and Kinorhyncha are unequivocally assumed to be most closely related and are, therefore, united in one group, named Scalidophora first by Lemburg.
- They concluded that Gastrotricha is the sister-taxon of a monophyletic clade comprising Nematoda, Nematomorpha, Priapulida, Kinorhyncha and Loricifera.
- The phylum Loricifera shares many apomorphic characters with both Priapulida and Kinorhyncha, and can be included in the taxon Scalidophora, a subgroup of Cycloneuralia.
- The oldest known ‘aschelminth’ phylum is the Priapulida.
- The fine structure of the mouth cone, the introvert with scalids, and the circumenteric brain indicate that this meiofaunal phylum is monophyletic, related to Kinorhyncha and Priapulida.
Origin Modern Latin (plural), from Priapulus (genus name), diminutive of Priapus. |