INVERTEBKATE FAUNA OF SOUTH CAROLINA. 297 



Sabellaria vulgaris Verrill (N. C.) 



Sabella micropthaluia Verrill (N. C.) 



Serpula fascicularis Lam, 



Spio caudatus. 



Spirorbis sp. 



Terebe'la conchifera Pall. Terebella ventricosa Bosc. 



ORDER OLIGOCH^TA. 



Lumbricus terrestris Linn. (This is the common earth or angle worm.) 



ORDER HIRUDINEA. LEECHES. 



Clepsine SM^ampina Diesing. (Upon frogs and toads.) 



CLASS SCOLECIDA. 



[Mostly parasitic; possessing a ■water- vascular sj'stem.l 



ORDER TURBELLARL\. NON-PARASITIC. 



Balanoglossus aurantiacus Verrill. 

 Cerebratulus ingens Verrill (N. IJ.) 

 ^reckelia ingens Leidy. 



ORDER GORDIACEA. HAIR WORMS. 



[In one state parasitic in grasshoppers, etc. They are the so-called Hair-snakes 

 when in water.] 



