XiVd. Vermes. Hirudinea für 1908. 



IV. Systematik. 



Aulastomum sp. ; Jakubski (1); PoU; Lauterborn; Xloittgomery. 



Brancliellion sp. ; Boho; Montgomery; Perez. 



Clepsine sp.; Fische! ; Jakubski (1), Lauterborn, Montgomery. 



Cystobranchus sp. ; Hlontgomery. 



Olossiphonia australiensis n. sp.; Gl. inflexa n. sp.; Ooddard; Gl. bioculata, Gl. 

 sexoculata; Mencl. 



Herpobdella atomaria; Jörgensen; Soukatscholflf. 



Hirudo sp. ; Jakubski; Jörgensen; Montgomery; PoU. 



Limnatis sp. ; Harding. 



Nephelis vulgaris; Jakubski; Jörgensen; Lauterborn; Marsson; .^lencl; Mont- 

 gomery; Poil. 



Piscicola sp. ; Apatliy; Jakubski; Montgomery; Perez. 



Placobdella pediculata n. sp.; liemmingway. PI. sp.; Apathy; PoU. 



Pontobdella sp. ; Apathy; Jakubski; Mencl; Montgomery. 



Semilageneta n. g. ,,Body thick, pear-shapcd; dorsal surface conrex, ventral 

 surface flat. Somites denoted partly by papillae, partly by sulci. Somites 

 triannulate in the greater pari of the body, and twenty in numbcr, as seen 

 on external examination." Semilag. hilli n. sp.; Goddard. 



