NUDIBRANCHS OF THE VANCOUVER REGION 209 



Fig. 40. A. hudsoni remaining lateral teeth X 177. 



Fig. 41. Acanthodoris brunnea first lateral tooth X52. 



Fig. 42. A. brunnea remaining lateral teeth X 177. 



Fig. 43. Acanthodoris nanaimoensis sp. nov. first lateral tooth X52, 



Fig. 44. A. nanaimoensis sp. nov. remaining lateral teeth X 177. 



Fig. 45. Dendronotus arborescens mandible inner aspect X 12. 



Fig. 46. Dendronotus dalli mandible inner aspect X5. 



Fig. 47. Dendronotus giganteus sp. nov. mandible inner aspect X3. 



Fig. 48. Dendronotus rufus sp. nov. mandible inner aspect X31. 



Plate V. 



Fig. 49. Pleurophyllidia californica median tooth and first lateral tooth 



of each sideXi 77. 

 Fig. 50. P. californica five lateral teeth about middle of row X 177. 

 Fig. 51. Dendronotus arborescens median tooth X 177. 

 Fig. 52. D. arborescens four innermost lateral teeth X177. 

 Fig. 53- D. arborescens four outermost lateral teeth X 177. 

 Fig. 54. Dendronotus dalli median toothXi 77. 

 Fig. 55. D. dalli four innermost lateral teeth X 177. 

 Fig. 56. D. dalli four outermost lateral teeth X 177. 

 Fig. 57. Dendronotus giganteus sp. nov. median tooth X 177. 

 Fig. 58. D. giganteus sp. nov. four innermost lateral teeth X 177. 

 Fig. 59. D. giganteus sp. nov. four outermost lateral teeth X 177. 

 Fig. 60. Coryphella fusca sp. nov. jaw median aspect X 12, 



