LITERATURE. 363 



30. Watase, S. On the Morphology of the Compound EycvS of 



Arthropods. Stud. Biol. Lab. Juhrm Hopkins Univ. Vol. iv. 

 1890. Extr. in Quart. Journ. Micro. Sci. (2). Vol. xxxi. 

 1890. 



31. WiLLEMOES-SuHM, R. V. On a Crustacean Larva at one time 



supposed to be the larva of Limulus. Quart. Journ. Micro. 

 Sci. (2). Vol. xxiii. 1883. 



APPENDIX TO LITERATURE ON THE XIPHOSURA. 



T. KiNGSLEY, J. S. The Embryology of Limulus. Journ. Morph. 



Vols. vii. and viii. 

 II. KiSHiNOUYE, K. On the Development of Limulus longispina. 

 Journ. Sci. Coll. Imp. Univ. Japan. Vol. v. 1892. 



III. Packard, A. S. Further Studies on the Brain of Limulus 



polyphemus, Avith iS^otes on its Embryology. Mem. Acad. 

 Washington. Vol. vi. 



IV. Patten, W. On the Morphology and Physiology of the Brain 



and Sense Organs of Limulus. Quart. Journ. Micro. Sci. 



Vol. XXXV. 



V. Patten, W. Variations in the Development of Limulus 

 polyphemus. Journ. Morph. Vol. xii. 

 VI. Tower, R. W. The external opening of the brick-red Gland in 

 Limulus polyphemus. Zool. Anz. xviii. 



ADDITIONAL LITERATURE ON PALAEOSTRAGA IN 



GENERAL, 

 I. Laurie, M. Eecent additions to our knowledge of the Euryp- 

 terida. Ned. Sci. Vol. iii. 

 II. Laurie, M. Anatomy and Relation of the Eurypterids. Tr. 

 Roy. Soc. Edinb. Vol. xxxvii. 



