14.15: Introduction to Phylum Porifera - Biology LibreTexts
https://bio.libretexts.org/Courses/Lumen_Learning/Fundamentals_of_Biology_I_(Lumen)/14%3A_Module_11-_Invertebrates/14.15%3A_Introduction_to_Phylum_Porifera
WebFeb 28, 2021 · What you’ll learn to do: Identify the common characteristics of phylum Porifera Figure 1. Sponges are members of the Phylum Porifera, which contains the simplest invertebrates. (credit: Andrew Turner) The invertebrates, or invertebrata, are animals that do not contain bony structures, such as the cranium and vertebrae.
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