Ko e veʻehokohoko (lea fakalatina (lea fakasaienisi): arthropoda) ko e vahe (phylum) ia ʻo e ngaahi monumanu ʻoku ʻi ai hanau vaʻe ʻoku hokohoko pe vahevaheʻi. Koeʻuhi ʻoku fefeka honau kili, kā ʻoku nau fiengaue. Tatau pehē, ʻoku vahevaheʻi honau sino, konga ʻe 2 he kulupu ʻe taha, 3 he taha, mo e hā fua.
Ko e vahe ia ʻo e ngaahi faʻahinga lahi taha, mahalo pe 80% he katoa.
ʻOku kau ko e ngaahi haʻa (classis) ki he vahé ni:
mo e ha ngaahi vahe siʻi, haʻa lahi mo e haʻa kehe.
ʻOku ʻi ai ha kau saienisi ʻoku ʻikai te nau ʻilo ʻa e "monumanu paipa mānava" pea ʻoku nau fakafaʻahinga ʻa e "veʻelahi" mo e "veʻeono" ʻi he vahe siʻi, pea toʻo ʻa e vahe lahi. Kaeʻumaʻā ko e fanga "veʻelahi" mahalo pē ʻoku kau kinautolu ki he "monumanu fingota ngeʻesi fefeka'.