26 THE SPECIES OF 



GENUS ACHATINA LAMARCK. 



ACHATINA CALIFORNICA PFEIFFEK. 

 PLATE LXXIX. FIGURE 19. 



Testa subulata, tenuis, oblique confertissime rugoso-striata, cereo-al- 

 bida: anfr. 12-13, summi convex!, 3-4 ultimi planati, ultimus 1-6 longitu- 

 dinis paulo superans, basi acute carinatus, infra carinam subexcavatus ; 

 columella arcuata, basin attingens, incrassata, subtruncata ; apertura sub- 

 tetragona ; perist. simplex, acutum. Long. 23, diam. 3^ mill. Ap. 4 mill, 

 long. 2i lata. (Pfr.) 



Achatina Californica PFEIFFER, Symb. ad. Hist. Hel. 3, p. 89 ; Mon. Hel. Viv. 



ii. 267, iii. 501. 

 EEEVE, Con. Icon. 115, (Mar. 1850). 



Remarks, I have not seen this species, which is said 

 to inhabit " Monterey, California." The figure I have 

 given is a copy of Reeve's reduced to the natural size 

 of the shell. 



EXTRA LIMITAL. 



GENUS GLANDINA SCHUMACHER. 

 Glandina Albersi, Pfeiffer, and 



G. turris, Pfeiffer, are included by Carpenter in the Catalogue 

 of the Riegen Collection, (p. 175). 



FAMILY AURICULACEA. 



SUB-FAMILY MELAMPEA. 

 GENUS MELAMPUS MONTFORT. 



MELAMPUS OLIVACEUS CARPENTER. 

 PLATE LXXIX. FIGURE 8. 



M. t, parva, sublasvi, conoidea, spira depressa, infra suturam indis- 

 tinctam obscure angulata ; albida, fusco-purpureo irregulariter tesselata, 

 epidemic adhserente, obivacea induta ; anfr. 7 vix niostrantibus, planatis ; 

 apertura longa, angusta, ad marginem fusco-purpurea, intus alba ; labro 

 ad marginem acuto, intus dentato, dentibus in liras acutas, in adulta 

 saepe obsoletas, decurrentibus ; labio tenui, plica una parietali, transver- 

 sa, inter denticulas duas sita, in juniore denticulis numerosis intus condi- 

 tis ; columella plica una obliqua, ad basin excurrente ; parietibus internis 

 in adulta absorptis. (Carpenter, 1. c.) 



