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Invertebrate Zoology
Lecture Notes: Diversity, Evolution & Body Plans
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| Feature | Protostomes | Deuterostomes | |---------|-------------|----------------| | Blastopore becomes | Mouth | Anus | | Cleavage | Spiral, determinate | Radial, indeterminate | | Coelom formation | Schizocoely | Enterocoely | | Examples | Arthropods, annelids, mollusks | Echinoderms, chordates |
(Slides 11–15)
Slide 11: Phylum Platyhelminthes (Flatworms)
Slide 12: Platyhelminthes Classes
Slide 13: Phylum Nemertea (Ribbon Worms)
Slide 14: Phylum Nematoda (Roundworms)
Slide 15: Other Pseudocoelomates (Brief Overview)
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