PLATE XIX. 



[Part 111.— January 1883.] 



Fig. 1, la. Macrochlamys petrosa, Huttoii. Bliangulpur. 



.2. TUGURiuM, Bs. Daijiliug. 



3, :i a. siKRiGULLiENsis?, Nevill. Calcutta. 



4-. — — • PERPLANA, Nevill. Parisnath. 



5. LECYTHis, Bs. ? Parisnath. 



6. (] a. DEcussATA, Bs., in coitu, and to show the shell-lobes. Cherra Poongee. 



7. HONESTA, Gould: r.s.l., l.s.l., right and left shell-lobes; r.d.l., l.d.l., 



right and left dorsal lobes. Mule-it range, Tenasserira. 



7 a. Ditto : extremity of foot, from spirit-specimen. 

 7 h. Ditto : jaw, ditto. 



These species will be described in detail in Part IV. Figures 1-5 are from drawings 

 by a native artist, executed under the superintendence of Ferd. Stoliczka, and preserved in 

 the Indian Museum Library, Calcutta. 



