ANIMAL CHLOROPHYLL 395 



Haemoglobins", ' Publ. Carnegie Instn., Wash.', no. 116, xix+338 pp., 

 100 pis. 

 Reinke, F. (1906). — " Ueber die Bezielmngen der Wanderzellen zu den 



Zellbriicken, Zellllicken und Trophospongien ", ' Anat. Anz.', Bd. 28, 



pp. 369-78. 

 Roaf, H. E. (1921). — " Urochrome as a derivative of chlorophyll ", ' Bio- 



chem. Journ.', vol. 15, pp. 687-8. 

 Robertson, T. B. (1920).—' Physical chemistry of the proteins '. New 



York : Longmans, Green & Co., xv+483 pp. 

 Rouget, C. (1859). — "Note sur I'existence de globules du sang colores ", 



' Journ. de Physiol.', torn. 2, pp. 660-70. 

 tSaint-Hilaire, C. (1896). — "Ueber die Wanderzellen im Darme der 



Echinoiden", (Ausz.) ' Trav. Soc. imp. nat. St.-Petersbourg ', vol. 27, 



livr. 1, no. 2, pp. 84-6. 

 Scherer, J. (1841). — " Chemisch-physiologische Untersuchungen ", ' Anna- 



len d. Chemie u. Pharmacie ', Bd. 40, pp. 1-64. 

 Schewiakoff, W. (1891). — ' Bemerkung zu der Arbeit von Professor 



Famintzin iiber Zoochlorellen ", ' Biol. Centralb.', Bd. 11, pp. 475-6. 

 Schmidt, W. J. (1919).—" Ueber Chromatophoren bei Insekten ", ' Arch. 



Mikr. Anat.', Bd. 93, pp. 118-36, Taf. 5. 

 Schmiedeberg, 0. (1897). — "Ueber die Elementarformeln einiger Eiweiss- 



korper und iiber die Zusammensetzung und die Natur der Melanine ", 



' Arch. f. exp. Path. u. Pharm.', Bd. 39, pp. 1-84. 

 Schmick, C. A. (1903). — " The xanthophyll group of yellow colouring 



matters ", ' Proc. Roy. Soc. London ', vol. 72, pp. 165-76, pis. 6, 7. 

 Smith, G. W. (1913). — " Studies in the experimental analysis of sex. 



Part 10.- — The effect of SaccuUna on the storage of fat and glycogen, and 



on the formation of pigment by its host ", ' Quart. Journ. Micr. Sci.', 



vol. 69, pp. 267-95. 

 Sorby, H. C. (1875a). — "On the chromatological relations of Spon- 



gilla f luviatilis ", ibid., vol. 15, pp. 47-52. 

 (1875 &). — "On the colouring matter of Bonellia viridis ", 



ibid., pp. 166-72. 



(1876).—" On the evolution of haemoglobin ", ibid., vol. 16, pp. 76-85. 



Steenboch, H., M. T. Sell, and M. V. Buell (1921).— "Fat-soluble vitamine. 



VII. The fat-soluble vitamine and yellow pigmentation m animal fats, 



with some observations on its stability to saponification ", ' Journ. 



Biol. Chem.', vol. 47, pp. 89-101. 

 Van Trigt (1918). — "A contribution to the physiology of the freshwater 



sponges (SpongiUdae) ", ' Proc. Kon. Akad. Wetensch. Amsterdam ', 



vol. 20, no. 7, 15 pp. (Also separate.) Leiden : F. J. Baill (1919), 



260 pp. 

 Verne, J, (1920). — " Sm^ la nature du pigment rouge des Crustaces ", 



' C. R. Soc. Biol. Paris ', torn. 83, pp. 963-4, 988-90. 



