Invertebrate Zoology Lecture Notes Ppt New -

True coelom forms entirely within the mesoderm. It is completely lined by a mesodermal epithelium called the peritoneum. Protostome vs. Deuterostome Development

Respiration: Done via comb-like gills called located inside the protective mantle cavity. Major Taxonomic Classes: invertebrate zoology lecture notes ppt new

Sensory Network: Composed of compound eyes (ommatidia) and tactile hairs (sensilla) connected to a complex brain. True coelom forms entirely within the mesoderm

Jointed Appendages : Modified into specialized tools for walking, swimming, feeding, sensing, and defense. predatory flatworms (e.g.

Turbellaria: Paraphyletic group of mostly free-living, predatory flatworms (e.g., Planaria ).

Trematoda: Endoparasitic flukes featuring oral and ventral suckers. Often require complex life cycles spanning multiple intermediate hosts (e.g., Schistosoma ).

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