BIHA.\G TILL K. SVENSKA VET.-AKAD. 1IAM)L1N(;AII. Hand. 13. Afd. IV. N:o 5. 



ON TIIE SPECIES 



OF 



ECHI^^OIDEA 



DESCRIBED BY 



LINN-^US 



IN HIS WORK 



MUSEUM LUDOVIC^ ULRICiE. 



BY 



SVEN LOVEN. 



WITII NINE PLATES. 



COMMUNICATED TO THE R. SWEDISH ACADEMY OF SCIENCES MAY 11 1887. 



STOCKHOLM, 1887. 



KONGL. BOKTRYCKERIKT. 



r. A. NOBSTKriT A SuNER. 



