Main Idea Details
Echinoderms and Invertebrate Chordates 283
deuterostome
chordate
dorsal tubular nerve
cord
invertebrate chordate
notochord
phar yngeal pouch
postanal tail
Echinoderms and Invertebrate Chordates
Section 27.2 Invertebrate Chordates
Scan the illustrations and read the captions in Section 2. Write two
facts you discovered about invertebrate chordates.
1.
2.
Use your book or dictionar y to define deuterostome.
Use your book or dictionar y to define each term.
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