96 BULLETIN 41, UNITED STATES NATIONAL MUSEUM. 



1891. GiUAHD, Charles — Contiuued. 

 BuELLOURA, Leidy. 

 Bdelloura Candida, Gril. 

 Bdelloura rustica, Leidy. 



KHABDOCCELA : 



Derostoma, Diigis. 



Dcroxtoma marginatinn, Grd. 

 FoviA, Giraid. 



Fovia fVarreni, Grd. 

 MoNOCELis, Ehr. 



Monocelis spatulicauda, Grd. 

 Macrostoma, Ed. v. Bfii. 



Macrostoina hystrix, Ocrst. 



Macrostoma sengitimin, Sillini. 

 Microstoma. O. Scli. 



Microstoma lincare, Oerst. 



Microstoma, eaudatmn, Loidy. 



Microstoma Philadelphicvm, Leidy. 



Microstoma variabile, Leidy. 

 Stenostoma, O. Sell. 



Steiiostoma Icucops, O. Sell. 



Stenostoma affile, Silliiu. 

 Prorhynchus, M. Scliultze. 



Prorhynchus fiuviatilis, Leydiy. 

 Mesostojia, Dugis. 



Mesostoma go7iocephabiin, Sillim. 



Mesostoma ccecum, Sillim. 



Meisostoma Pattersoni. Sillim. 



Mesostoma vivipanim, Sillim. 

 Gyrator. 



Gyrator aVms, Sillim. 

 Vortex, Ehr. 



Tortex arviiijer, S. Sell. 



Vortex Pirujuis, Sillim. 



Vortex Blodgetti, Sillim. 

 Plagiostoma. 



Plagiostoma iHamim, Sillim. 

 Fresh-water Nemerteans : 

 Emea, Leidy. 



Emea rubra, Leidy. 



Emea Sillimani, Grd. 

 Marine Nemerteans: 

 Tetrastemjia, Ehr. 



Tetrastcmma serpentina, Grd. 

 Hecate, Girard. 



Hecate elegans, Grd. 

 rosEiDO>f, Girard. 



Poseidon colei, Grd. 



Poseidon affinis, Grd. 

 Nareda, Girard. 



Nareda siq^erha, Grd. 

 BORLASIA, Ok en. 



Borlasia Kilrtzi, Grd. 

 Leodes, Gii-ard. 



Leodes striolenta, Grd. 

 Kenieria, Girard. 



Renieria rithra, Grd. 

 Amphiporus, Ehr. 



Amphiporyis sanguineus, Grd 

 Polia, Dellelhiaje. 



Polia gracilis, Grd. 

 Meckelia, Leuek. 

 ^fecf:ch'a /ragilis, G rd . 



Meckelia atra, Grd. 

 Meckelia jwcaliontas, Grd, 

 Meckelia lizzioi, Grd. 



