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Body 2nd Subphylum Acraniata Presence Notochord Peculiarity Cephalochordata

Cephalochordata, the second subphylum of Acraniata, have fish-like bodies with a notochord extending the entire length, no head, and lack respiratory organs; a key example is Branchiostoma lanceolatum (Amphioxus).

2. Unterstamm von Acraniata, Körper, Anwesenheit von Chorda dorsalis?, Eigenart, Beispiel: Cephalochordata: Fischartiger Körper. Kein Kopf, aber Schwanz ist vorhanden. Chorda dorsalis erstreckt sich über die gesamte Länge des Körpers. Kein Organ für die Atmung. Branchiostoma Lanceolatum (Amphioxus).

Front 2nd subphylum of acraniata
body
presence of notochord?
peculiarity
example
Back Cephalochordata:
Fish-like body. No head, but tail is present
Notochord extends the entire length of body
No organ for respiration
Branchiostoma Lanceolatum
(Amphioxus)

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