io 4 THE POPULAR SCIENCE MONTHLY. 



7. "Observations on the Terrestrial and Fluviatile Mollusks of Maine" 

 {Journal of the Portland Society of Natural History, vol. i., 1864, 2 plates, 26 

 figures, pp. 63, 104 figures). 



8. "Description of New Species of Pupadse " (Annals of the New York Ly- 

 ceum of Natural History, vol. viii., 1865, pp. 6, 11 figures). 



9. " A Classification of Mollusca based on the Principle of Cephalization " 

 (Proceedings of the Essex Institute, Salem, vol. vi., 1865, 1 plate, 27 figures, 

 pp. 19). 



10. " Description of a New Species of Cyclocardia " (C. novanglaa), (Annual 

 Report of the Peabody Academy of Science, 2 figures, p. 1). 



11. " Note on Classification of Pulmonifera" (Proceedings of the Boston So- 

 ciety of Natural History, vol. xii., p. 1, 1869). 



12. "On the Early Stages of Brachiopods" {American Naturalist, Salem, 

 vol. iii., 7 figures, pp. 2, 1869). 



13. " Position of the Brachiopoda in the Animal Kingdom " {American 

 Naturalist, Salem, vol. iii., 3 figures, pp. 2, 1870). 



14. "The Brachiopoda a Division of Annelida" {American Journal of Sci- 

 ence and Arts, vol. 1., 3 figures, pp. 4, 1870). 



15. " A Reply to Mr. Dall's Criticism on the Brachiopoda a Division of 

 Annelida" {American Journal of Science and Arts, vol. 1., pp. 4, 1870. 



16. " On the Early Stages of an Ascidian " (Proceedings of the Boston So- 

 ciety of Natural History, vol. xiv., 1 plate, 6 figures, pp. 7, 1871). 



17. " On the Tarsus and Carpus of Birds " (Annals of the New York Lyceum 

 of Natural History, 2 plates, 48 figures, pp. 22, 1871). 



18. " On the Land-slides in the Vicinity of Portland, Maine " (Proceedings 

 of the Boston Society of Natural History, vol. xii., 1 map, 3 figures, pp. 10, 1869). 



1 9. " Remarks on the Relations of Anomia " (Proceedings of the Boston So- 

 ciety of Natural History, vol. xiv., 6 figures, pp. 4, 1871). 



20. " Remarks on the Adaptive Coloration of Mollusca" (Proceedings of the 

 Boston Society of Natural History, vol. xiv., pp. 5, 1871). 



21. "On the Early Stages of Terebratulina " (Memoirs of the Boston So- 

 ciety of Natural History, 2 steel plates, 58 figures, pp. 11, 1871). 



22. " On the Oviducts and Embryology of Terebratulina " {American Jour- 

 nal of Science and Arts, vol. iv., 17 figures, pp. 3, 1872). 



23. " On the Systematic Position of Brachiopoda " (Proceedings of the Bos- 

 ton Society of Natural History, vol. xv., 58 figures, pp. 60, 1873). 



24. " Embryology of Terebratulina " (Memoirs of the Boston Society of Nat- 

 ural History, vol. ii., 2 plates, 108 figures, pp. 15, 1874). 



25. "Apparatus for illustrating the Variations of Wave-Lengths by the Mo- 

 tion of its Origin " (Proceedings of the American Association for the Advance 

 of Science, vol. xxii., 3 figures, pp. 3, 1874). 



26. " Relationships of the Tunicates " (Proceedings of the Boston Society of 

 Natural History, vol. xiv., 1874). 



27. " Observations on the Spittle-Insect " (Proceedings of the Boston So- 

 ciety of Natural History, vol. xiv., 1874). 



28. " First Book of Zoology " (D. Appleton & Co., publishers, 321 figures, 

 pp. 191, 1875. Reprinted in London, and translated into Japanese). 



29. " On a Diminutive Form of the Male in Buccinum Undatum " (Pro- 

 ceedings of the Boston Society of Natural History, vol. xviii., 4 figures, pp 3, 

 1876). 



Prof. Morse came back from Japan to give some lectures here the 

 past season, and returned to that country in April with his family, 

 to continue work there a year or two longer. 



