Mention the characteristic features of protochordates.
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Protochordata/Acraniata/Non vertebrate chordatesis a sub group under chordata which involves chordates without cranium or brain box.
Their basic features include:
Presence of notochordCentral nervous system is dorsal,hollow and singlePharynx perforated by Gill slitsHeart is ventralA post anal tail is presentGut is ventral to nerve chord.Absence of cranium or brain box.They are further divided into 2 sub phylums,
UrochordataCephalochordata
Their basic features include:
Presence of notochordCentral nervous system is dorsal,hollow and singlePharynx perforated by Gill slitsHeart is ventralA post anal tail is presentGut is ventral to nerve chord.Absence of cranium or brain box.They are further divided into 2 sub phylums,
UrochordataCephalochordata
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protocol data are multicellular triploblastic and bilateral symmetrical and they have a notochord
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