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Class Lophotrochozoa; Clade Trochozoa;
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Animals with a trochophore larvae |
Class Lophotrochozoa; Clade Trochozoa; Phylum
Sipunculida
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Non metameric enterocoelic worms with an introvert (eversable proboscis) All marine benthic forms. |
Class Lophotrochozoa; Clade Trochozoa;
Phylum Sipunculida anatomy
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A |
Class Lophotrochozoa; Clade Trochozoa;
Phylum Echurida
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Non metameric enterocoelic worms with a non retractile proboscis. All marine benthic forms. |
Class Lophotrochozoa; Clade
Gnathifera
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With
grinding cutting teeth in the foregut
|
Class Lophotrochozoa; Clade
Gnathifera; Phylum Rotifera
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Aquatic, microscopic animals with anterior end modified into a ciliary crown posterior end tapering to a foot. Pharynx with internal cuticular jaws; protonephridia present. Freshwater some marine, few inhabiting mosses. |
Class Lophotrochozoa; CladeGnathifera;
Phylum
Acanthocephala
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Small wormlike endoparisites of arthropoda. Anterior retractable proboscus bearing recurved spines.) The phylum is divided into three classes on the basis of the arrangment of the proboscus hooks, the nature opf the epidermal nuclei, spination patterns and the nature of the reproductive organs |
Class Lophotrochozoa; Clade Gnathifera;
Phylum
Entoprocta
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Small sessile or colonial creatures that superficially resemble the hydroids and ectoprocts; nearly all marine; gut U shaped with anus opening inside the tentacular crown |
Class Lophotrochozoa; Clade Gnathifera;
Phylum
Gnathostomulida
|
Minute vermiform meiofaunal animals; unique jawed pharyngial apparatus |
Class Lophotrochozoa; Clade Lophophorates
|
Coelomate
animals with a lophophore (U shaped structure with tentacles) for feeding and
respiration. U shaped gut opening
outside of the lophophore
|
Class Lophotrochozoa; Clade Lophophorates;
Phylum
Phoronida
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Burrowing worm-like lophophorates |
Class Lophotrochozoa; Clade Lophophorates;
Phylum
Phoronida anatomy
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Burrowing worm-like lophophorates |
Class Lophotrochozoa; Clade Lophophorates;
Phylum
Bryozoa
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Benthic lophophorates living in a protective skeletal structure |
Class Lophotrochozoa; Clade Lophophorates;
Phylum
Bryozoa anatomy
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Benthic lophophorates living in a protective skeletal structure |
Class Lophotrochozoa; Clade Lophophorates;
Phylum
Brachiopoda
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Benthic lophophorates with a bivalved shell produced by a mantel |