JAPANESE COLLEMBOLA. 57 



Fig. 5. Achorntes comnniyifs, n. sp. Dorsal aspect of right an- 

 tenna, X 87. 



Fig. 6. Achorntes communis, n. sp. Lateral aspect of left hind 

 foot, X 397. 



Fig. 7. Achorutes communis, n. sp. Mesal aspect of right dens 

 and raiicro, X 397. 



Fig. 8. Achorutes communis, n. sp. Concave surface of right 

 mucro, X 397. 



Fig. 9. Achorutes communis, n. sp. Lateral aspect of left anal 

 spine, X 397. 



Fig. 10. Xenylla longicauda, n. sp. Dorsal aspect, X 41. 



Fig. 11. " " " Eyes of left side, X 330. 



Fig. 12. " " " Dorsal aspect of left antenna, 



X 87. 



Fig. 13. Xenylla lonrjicauda, n. sp. Lateral aspect of right fore 

 foot, X 397. 



Fig. H. Xenylla longicauda, n. sp. Dorsal aspect of furcula when 

 extended, X 397. 



Fig. 15. Seira japonica, n. sp. Dorsal aspect, X 21. 



Fig. 16. " " " Scale, X 397. 



Fig. 17. " " " Mesal aspect of right hind 



foot, X 397. 



Fig. 18. Scira japonica, n. sp. Dens and mucro, X 397. 



(The dens is usually less curved.) 



LIST OF WORKS CITED. 



Fabi icius, O. 1780. Fauna Groenlandica. 



Lubboclc, J. 1873. Monograph of the Collembola and Thysanura. 

 Ray soc. 



Nicolet, H. 1841. Recherches pour servir a I'histoire des Podurelles. 

 Nouv. mem. soc. helv. sc. nat. 



Ondemans, J. T. 1890. Apterygota des Indischen Archipels. 

 Weber's zool. ergeb., bd. 1. 



Renter, O. M. 1895. Apterygogenea Fennica. Acta soc. faun, 

 flora fenn., bd. XL 



Schafl'er, C. 1896. Die Collembola der Uragebung von Hamburg 

 nnd benachbartcr Gebiete. Mitt, naturh. mus. Hamburg, bd. XIII. 



Schaflfer, C. 1897. Apterygoteu. Hamb. Magal. Sammel. 



Tullberg, T. 1872. Sveriges Podurider. Sven. vet. akad. hand- 

 lingar, bd. 10. 



Tullberg, T. 1876. Collembola borcalia. Ofv. vet. akad. forh. 

 arg. 33, no. 5. 



June, 1898. 



