MediumZoologyAnimal Kingdom
+4 / -1
The body of Balanoglossus consists of:
A
Head, thorax and abdomen
B
Proboscis, collar and long trunk
C
Mantle, foot and visceral hump
D
Cephalothorax and abdomen
Explanation
Hemichordates like Balanoglossus have a cylindrical body composed of an anterior proboscis, a collar, and a long trunk.
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