Characteristics and examples of phylum protochordata
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The basic features include
central nervous system is dorsal hollow and single.
pharynx are perforated by Gill slits.
heart is ventral.
A post anal tail is present.
gut is ventral to nerve chord.
Absence of cranium or brain box.
presence of notochord.
these animals are divided into two catagerious.
#notochord( which separates nervous tissues and gut or digestive.)
#Protochordates(no proper notochord)
The examples for protochordstes
Balanoglossus,Herdmania,Amphioxus.
The basic features include
central nervous system is dorsal hollow and single.
pharynx are perforated by Gill slits.
heart is ventral.
A post anal tail is present.
gut is ventral to nerve chord.
Absence of cranium or brain box.
presence of notochord.
these animals are divided into two catagerious.
#notochord( which separates nervous tissues and gut or digestive.)
#Protochordates(no proper notochord)
The examples for protochordstes
Balanoglossus,Herdmania,Amphioxus.
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