-Phascolosoma nigrurii, n. hsp. Natural size. 

 -Phascolosoma jcqwnicum, n. sp. Natural sise. 

 -Phascolosoma misahianum, n. sp. About 7 times enlarged. 

 -Phascoloso'/ua okinoseanuvi, n. sp. Natural ûze. 

 -Phascolosoma oiostovi, n. sp. Natural size. 

 -Phascolion artlßctosus, n. sp. About 10 x . 

 -Phymosoma onomiclilanmii, n. sp. Natural size. 

 -Pltijmosoyna nahaense, n. sp. Natural size. 

 -Aspîdosiphon inisoldensis n. sp. 2 x . 

 -Aspidosiphon umsadatus, ii. sji. (Ireatly juagnified. 

 -Aspidoslphon aiigidatvs, n. sp. 10 x . 

 -Aspidosiphon spinalis, u. sp. 3 x . 

 -Clœos'iphon japoiiicmii, n. sp. Natural size. 

 -Dcndrosfoma blanduiit, »Sel. and De Man. Natural size. 

 -Dendrostoma signifer, Sel. and De Man. Natural siae. 

 -Dendrosto7ua minor, n. sp. f) x . 

 -Thalassemia kokotoniense , Fischer {?). Natural size. 

 -Thcdassema owstoni, n. sp. 2 x . 

 -Thalassema gogoshimense, n. sp. Natural size. 

 -Thalassema mucosum, n. sp. Natural size. 

 -TItalassenta fascuni, n. sp. Natural si;je. 

 -Thalassema inansense, n, sp. Natural size. 

 -Boiiellia miiior, Marion. Natural size. 

 -Bonellia tnisahiensis, n. sp. Natural size. 



