Proichthydiidae is a family of
worm
Worms are many different distantly related bilateria, bilateral animals that typically have a long cylindrical tube-like body, no limb (anatomy), limbs, and usually no eyes.
Worms vary in size from microscopic to over in length for marine ...
s belonging to the order
Chaetonotida.
Genera:
* ''
Proichthydioides''
Sudzuki, 1971
* ''
Proichthydium''
Cordero, 1918
References
Gastrotricha
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