It is segmented, by using the person consisting of the head, neck, & the trunk of eleven segments. It don't keep close at hand external cilia, but instead have a total of spines along a immune system, + many circles of spines in a area of a head, which it have for locomotion, withdrawing a head & barge, so holding using a spines when drawing higher the immune system. the spines come section of a cuticle secreted by the epidermis; this is molted several days when growing to adulthood. the head is totally retractable, & is covered by a placed of neck plates known as placids once retracted.

Kinorhynchs eat diatoms & whatever else it might locate in the mud.

There come 2 sexes that look similar, & a larvae are absolutely free!-nonsymbiotic, however little else is known of their generative run.

Their nighest relatives come thought to exist as a phyla Loricifera and Priapulida. Together it consitute a Scalidophora.

Them groups of Kinorhynchs come however usually characterized when orders like than classes, astir 150 mintage come known.

Sequentially Cyclorhagida Suborder Cyclorhagae Personal Echinoderidae Personal Zelinkaderidae Personal Centroderidae Personal Dracoderidae Suborder Conchorhagae Personal Semnoderidae Suborder Cryptorhagae Personal Cateriidae

Choose Homalorhagida Suborder Homalorhagae Personal Pycnophyidae Personal Neocentrophyidae