MUSEUM OF COMPARATIVE ZOOLOGY. 225 



PLATE VII. 



All the figures drawn by T. D. A. Cockerell, excepting I, which was drawn by 

 Miss Annie Roberts. 



Fig. A. Prophysaon fasciatum. 



Fig. B. Pucijicum. 



Fig. C. Anderson!. 



Fig D. " Hemphilli. 



Fig. E. " pncijicum, jaw 



Fig. F. " humite, jaw. 



Fig. G " " the animal contracted in spirits, and the surface. 



Fig. H. Pactjicuiii; the same views as last. 



Fig. I. cceruleum. 



Fig. J. 



Fig K. " flainun. 



Fig. L. " humile. 



Fig. M. 



PLATE VIII. 



Figure C was drawn by F. W. Earl, from life ; A, from life, by W. G. Binney ; 

 B, D, G, I, from life, by T. D A. Cockerell ; E, F, H, were restored by Mr Cock- 

 ercll from specimen in spirits 



Fig. A. Phenacanonfuliolatus, natural size ; the tail eaten off. 



Fig. B. Internal shell of A. 



Fig. C. The same, var. Ilcm/ihi/li, natural size. 



Fig. D. Limax Hewstom ; in motion and at rest. 



Fig. E. " lie in/ ikilli; same views as last, and surface. 



Fig. F. " hyperboreus ; same views as last. 



Fig. G. " inontanits ; same views. 



Fig. H. " occidentalis ; same views. 



Fig. I. " Hewstom '; a larger individual. 



PLATE IX. 



Figures A, B, C, D, G, H, were drawn by W. G. Binney ; E, F, by T. D. A. 

 Cockerell ; I, J, by Arthur F. Gray. 



Fig. A. Jaw of ffrmphillia ///andiilosa. 

 Fig. B. Jaw of Phenacarion /"o/iofn/ns. 

 Fig. C. Lingual membrane of same; one central tooth, with its adjacent lateral 



and three extreme marginals. 

 Fig. D. Genitalia of same; one half of natural size. 



ov. ovar}'. 



odd. oviduct. 



t. testicle. 



g. b. genital bladder. 



p. s. penis sac. 



v. d. vas deferens. 



