— 18 - 



50) Archivo per la Zoologia, l'anatomia e la fisiologia 

 publ. per cura del Prof Giovanni Canestrini, 

 direttore del museo di storia naturale della R. Uni- 

 versita di Modena. Volume III., fascicolo II., Vol. 

 IV.. fasc. I. Modena 1865—66. 



51) Bulletin de la Societe Vaudoise des sciences na- 

 turelles. Vol. IX. No. 58 of 59. Lausanne 1868. 



52) Durch die Sniithsonian institution zu Washington : 



a. Annual report of the board of regents of the 

 Smith so ni an institution, showing the Opera- 

 tions, expenditures and condition of the insti- 

 tution for the year 1866. Washington 1867. 



b. Annual report of the commissioner of patents 

 for the year 1863. Vol. I and II, 1864 Vol. I 

 and II, 1865 Vol. I, II and III. Washington 

 1866, 67. 



c. Einundzwanzigster Jahresbericht der Staats- 

 Ackerbaubehörde von Ohio mit einem Auszug 

 der Verhandlungen der County- Ackerbau- Ge- 

 sellschaften an die Generalversammlung von Ohio 

 für das Jahr 1866. Columbus, Ohio 1867. 



d. Annual of the Boston society of natural history 

 1868—69, I. Boston 1868. 



e. Condition and Döings of the Boston society 

 of natural history, as exhibited by the annual 

 reports of the custodian, treasurer, librarian and 

 curators. May 1857 and May 1868. 



f. Memoirs read before the Boston society of 

 natural history ; being a new series of the Boston 

 Journal of natural histauy. Vol. I. part III. 

 Boston 1868. 



g. Proceedings of the Boston society of natural 

 history. Vol. XI. 1866—68, pag. 97—486. Bo- 

 ston ie68. 



