PLATE V. 



Fig. 

 ]. Mitra multisulcata, sp. nov. Eocene: Muddy Creek. Shell ^^^^ 

 ( X 2 diam.) : a, front ; b, back. Protoconch ( x 10 diam ) • 

 c, side view ; c/, view from above. [0.93611 l^o 



± Mitra (Cancilla) atractoides, Tate. Eocene : Muddy Creek 

 Protoconch ( x 8 diam ) : «, side view ; b, view from above.' 



^ r- ., , , ^ [G. 9363.] 123 



3. Lrovutra leptalea, Tate (sp.). Eocene: Muddy Creek 



Protoconch (x 11 diam.): a, side view; b, view from 



4 ^'^T . . . [Gf-9362.] 125 



4. Co«owu^m afew«a«i., Tate (sp.). Eocene: Muddy Creek 



Protoconch ( x 9 diam.) : a, side view ; b, view from above. 



. p. , ,. ^ [G. 4245.] 130 



6. Fusus hexagonahs, Tate. Eocene : iluddy Creek. Proto- 

 conch ( X 12 diam.) : a, side view ; b, view from above. 



(. T ,■ [G. 9436.] 131 



6. Latirus murrayanus, Tate (sp.). Eocene : River Murray clifls 

 near Morgan. Protoconch ( x 6 diam.) : a, side view • b 

 „ view from above. [G. 9460.] 144 



/. Latirus tutei, sp. nov. Eocene: Spring Creek. Shell (x 2 

 diam.): a, front; b, back. Protoconch (x 11 diam )'^ 

 c, side view ; d, view from above. [q. 9860 1 147 



8. Leucozonia ( Latirolagena) staminea, Tate. Eocene ■ Gelli 

 brand river. Protoconch ( x 8 diam.) : «, side view • 

 ^., view from above. ^G. 9490.J 151 



.». JrUonoJususcrebngranosus,i:a.iG{ii^.). Eocene: Muddy Creek 

 Protoconch ( x 12 diam.) : a, side view ; b, view from above. 



fG 9444 1 1 53 

 10. Murex (Muricidea) aspendus, Tate. Eocene : Muddy Creek 

 Shell ( X 1| diam.) : «, front ; b, back. Protoconch ( x 7 

 diam.) : c, side view ; d, view from above. [G 10068 1 183 



U. Lcucoioma nassa, Gmehn (sp.). Pliocene: Chatham i 



a, back ; 6, front of shell (nat. size). [Q. 9672 ] 148 



