Question

Which phylum organisms has Buccal Divertism or stomochord??

Write about that phylum.

Answer 1

The members of phylum Hemichordata shows Buccal Divertism.

It's the outgrowth of gut. Buccal Divertism is also known as Stomochord.

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Hemicordates:

• These animals are fossorial ( lives in burrows)

• They are Bilaterally Symmetrical

• Body is Triploblastic

• Coelomate

• Their body is Brittle and soft.

• Their body is devided into three parts:-

1. Anterior probosis
2. Collar
3. Long trunk

• Organ system level of body organisation.

• Digestive system is complete

• Respiration is through Pharyngeal gill slits

• Heart is dorsal

• Post anal tail is absent

• Excretion occurs by single glomerulus