Tetrastemmatidae is a family of
worm
Worms are many different distantly related bilateral animals that typically have a long cylindrical tube-like body, no limbs, and no eyes (though not always).
Worms vary in size from microscopic to over in length for marine polychaete wor ...
s belonging to the order
Monostilifera
Monostilifera is a suborder of nemertean worms belonging to the class Enopla, a class of worms characterized by the presence of a peculiar armature of spines or plates in their proboscis.
Families
* Acteonemertidae
* Amphiporidae
* Carcinonemer ...
.
Genera
Genera:
* ''
Africanemertes''
Stiasny-Wijnhoff, 1942
* ''
Albanemertes''
Senz, 1993
* ''
Algonemertes''
Corrêa, 1954
* ''
Cyanophthalma''
Norenburg, 1986
References
Monostilifera
Nemertea families
{{nemertean-stub