THE CHROMATOPHORES OF ANIMALS. 131 



(30) Lister. On the Cutaneous Pigmentary System of the Frog. 

 Phil. Trans., cxlviii., pp. 627-643, 1858. 

 *(3i) Ehrmann. Zur Kennt. von d. Entwick. u. Wanderung d. 

 Pigments bei d. Amphibien. Arch. f. Derm. u. SypJi., xxiv., 

 1892. Abstract in Merkel u. Bonnet, /. c, ii., pp. 230-231, 

 1892. 



Rep tili a. 



(32) BRUCKE. Denkschr. d. Akad. d. Whs., Wien, iv., 1852. 



(33) Kerbert. Ueber die Haut der Reptilien u. anderer Wir- 



belthiere. Arch. f. mikr. Anat., xiii., pp. 205-262, 1877. 



Mammalia. 



(34) KOLLIKER. Ueber die Entstehung des Pigmentes in den 



Oberhautgebilden. Zcit. f. iviss. Zool., xlv., pp. 713-717, 

 taf. xxxvii., xxxviii., 1887. 



(35) KOLLIKER. HandbucJi der Gezvebelelire des Menschen, i., pp. 



200, 201. Leipzig, 1889. 

 *(30) Aeby. References in Kolliker (34) and Merkel u. Bonnet's 



Anal. He/te, p. 222, 1891. 

 *(37) Halpern. Arch./. Derm. u. Syph., xxiii., p. 887. Abstract 



in Merkel u. Bonnet, /. c. 



(38) Karg. Ueber Hautpigment u. Ernahrung der Epidermis. 



Aiiat. A?iz., ii., pp. 377-381, 1887. 



(39) Ribeert. Beitrage z. Kennt. d. Hautdecks bei Saiigethieren. 



Arch./. Naturg., xliv., 1878. 



The memoirs marked with an asterisk are published in journals which 

 have been inaccessible to me ; I am acquainted with their contents merely 

 from the abstracts mentioned. 



Walter Garstang. 



