tluTTON. — On some Branchiate Mollusca. 167 



JEolis, instead of into Montagua, as the branchise are tolerably crowded. 

 On PI. VI., fig. K, I have given a sketch of the anterior portion of the 

 animal from below, showing the lateral processes at the end of the foot. 



DESCEIPTION OF PLATE VI. 



A. Octopus maorum. Teeth X 80. a second lateral detached. 



B. Ommastrephes sloanii. Teeth X 80. a second lateral detached. 



C. Cominella funerea. Teeth X 150. 



D. Euthria lineata. Teeth X 150. 



E. JEolis corfei. a tooth X 150 ; b jaw X 16. 



F. ^olis plicata. a tooth X 150 ; b jaw with radula X 16. 



G. Doris ivellingtonensis. Teeth X 80. The numbers indicate the number of the 



longitudinal row of that tooth from the centre. The central tooth has no 



number. 

 H. Strut.hiolaria papulosa. Teeth, detached, X 80. 

 I. JEolis plicata. Animal X 2. 

 K. Molis corfei. Anterior extremity of animal from below. 



DESCEIPTION OF PLATE VII. 



A. Trochita novce-zealandim. Teeth x 140. 



B. Fossarina varius. Teeth x 280. 



C. Fossarina varius. Operculum x 8. 



D. Littorina cincta. Teeth x 280. 



E. Littorina ccerulescens. Teeth x 280. 



F. Janthina communis. Teeth x 80. a an anterior tooth ; b a posterior tooth. 



G. Turbo smaragdus. Teeth x 80. a central tooth : b first lateral ; c fourth 



lateral ; d the same, side view ; e first marginal ; / the same, side view ; 



g second marginal ; li a middle marginal ; i an outer marginal. 

 H. Zizypliinus picnctulatus. Teeth x 80. a central tooth ; b a lateral ; c first 



marginal ; d second marginal ; e an outer marginal. 

 I. Cantharidus texturatus. Teeth X 160. a central tooth ; b first lateral ; c fifth 



lateral ; d first marginal. 

 K. Cantharidus pupillus. Central tooth x 160. 

 L. Cantharidus tenebrosus. Central tooth x 160. 

 M. Cantharidus huttonii. Teeth x 160. a central tooth ; b first lateral ; c fifth 



lateral ; d first marginal. 

 N. Anthora tiarata. Teeth x 160. a central tooth ; b first lateral ; c a marginal. 

 0. Cohimbella choava. Animal. 

 P. Columbella choava. Portion of radula with teeth x 470 



