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Hemichordata

Hemichordata, also known as cryptozoans, are some marine taxa that have a short blind tube on the back of the mouth that extends into the snout. Pty-choderaflava was first discovered and named in 1825. At least more than 90 species have been discovered around the world, including the worm-like Enterobranchia and the bryozoan-like Pintlebranchia. Among them are More than 77% of the species belong to the Enterobranchia class, and the most common representative animals are various acorn worms.

Huangdao long-snouted beetle

Huangdao long-snouted beetle

Huangdao acornworm, hookworm, Saccoglossus hwangtauensis

Hemichordata Level 2

Saccoglossus hwangtauensis (scientific name: Saccoglossus hwangtauensis) is ···

Qingdao Oakhead Worm

Qingdao Oakhead Worm

Glandiceps qingdaoensis,Qingdao rough kissing insect

Hemichordata Level 2

Glandiceps qingdaoensis (scientific name: Glandiceps qingdaoensis), also kno···

yellow-winged acornworm

yellow-winged acornworm

Ptychodera flava

Hemichordata Level 2

Ptychodera flava (scientific name: Ptychodera flava) is an enterobranchial a···

fleshy acornworm

fleshy acornworm

Balanoglossus carnosus

Hemichordata Level 2

The fleshy acornworm (scientific name: Balanoglossus carnosus) is an enterob···

Brachytongue

Brachytongue

Glossobalanus mortenseni

Hemichordata Level 2

Glossobalanus mortenseni (scientific name: Glossobalanus mortenseni) is an e···

Acorheaded worm

Acorheaded worm

Balanoglossus misakiensis, acorn worm, jade hook

Hemichordata Level 2

Balanoglossus misakiensis (scientific name: Balanoglossus misakiensis) is an···

Multibrachial Lingula

Multibrachial Lingula

Glossobalanus polybranchioporus

Hemichordata Level 1

Polyglochiola was discovered by Chinese biologist Zhang Xi and others in 196···

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