CATALOGUE 



PHYSOSTOMI, 



CONTAINING THE FAMILIES 



GYMNOTID^, SYMBRANOHID^, MUR^NID^, PEGASID.^, 



AND OF THE 



LOPHOBRANCHII, PLECTOGNATHI, 



DIPNOI, GANOIDEI, CHONDROPTEEYGII, 



CYCLOSTOMATA, LEPTOCARDII, 



BRITISH M U S E U M 



BY 



DR. ALBERT GCTNTHER. 



LONDON: 



PRINTED BY ORDER OF THE TRUSTEES. 



LS70. 



