REFERENCE TO PLATES. 265 



35. Commencement of digestive tract of Natica marmorata, Lam. 



Keferstein, t. 79, f. 6 23 



36. Conus tulipa, Lam. Male. After Quoy and Gaimard. (See 



previous explanations.) h, hepatic lobes; r, kidney; t, testicle; 

 vd, vas deferens ; p, penis. Keferstein, t. 82, f. 4 23 



37. Section of oral mass of Triton nodiferum, Lam. o, mouth; rd, 



radula; Kf, jaw; y, opening of the oesophagus; pp, tongue 

 papillae; o?, oesophagus; sch, tongue-sheath; kn, tongue cartilage. 

 Keferstein, t. 87, f. & "... 23 



38. Stomach of Pteroceras lambis, Lam. i, intestine; v, stomach; 



ce, cesophagas. Quoy, Voy. Astrolabe 23 



39. 40. Tongue and section of teeth of Buccinum undatum, L. Wood- 



ward's Manual, f. 16, p. 22 26 



Plate 5. 



Lingual Dentition 70 



47. Ranella subgranosa, Beck. Troschel, Gebiss der Schnecken, I. 



t. 19, f. 5 70 



48. Voluta olla. Keferstein, t. 74, f. 19 70 



49. Fusus morio. Ib., t. 74, f. 8 70 



50. Columbella nitida, Troschel, II, t. 9, f. 4 70 



51. Fasciolaria. Keferstein, t. 79, f. 9 70 



52. Murex rarispina. Jaws. Troschel II, t. 10, f. 18 25, 79 



53. Murex pomiforinis. Ibid., t. 11, f. 7 73 



54. Murex oculatus. Ibid., t. 11, f. 6 73 



55. Murex brandaris. Ibid., t. 11, f . 1 73 



56. Murex Senegalensis. Ibid., t. 11, f. 5 73 



57. Murex tribulus. Ibid., t. 10, f. 21 73 



58. Murex erinaceus. Ibid., t. 11. f. 11 73 



59. Murex brevispina. Ibid., t. 10, f. 20 73 



60. Murex alveata. Ibid., t. 11, f. 10 7% 



61. Trophon Gunneri. Ibid., t. 11, f. 18 74 



62. Murex ramosus. Ibid., t. 11, f. 3 \ 73 



63. Murex trunculus. Ibid., t. 11, f. 8 73 



64. Trophon xanthostoma. Ibid ., t. 11. f. 19 76 



65. Murex corallinus. Ibid., t. 11, f. 13 73 



66. Murex cornutus. Ibid., t. 11, f. 2 73 



67. Urosalpinx cinereus. Am. Jour. Conch., I, t. 8, f. 6 74 



68. Trophon clathratus. Troschel, II, t. 11, f. 17 74 



69. Eupleura caudata. Am. Jour. Conch., I, t. 8, f. 5 74 



70. Trophon craticulatus. Troschel. II, t. 11, f. 16 74 



Plate 6. 



41. Triton variegatum, Brug. pr, proboscis; o', oral mass; oc, eye; 



8, respiratory siphon; br, branchiae; c, heart; h, liver; t, testicle; 

 g, cerebral ganglion; g>, pedal ganglion; g" t visceral ganglion; 

 i f , intestine; vd, vas deferens; a, anus; p, penis. Keferstein, 

 t. 86, f. 5. 5 



42. Dolium galea. Anatomy of the nervous and circulatory systems. 



ao. aorta; other references same as above. Keferstein, t. 87, 



f . 2 34, 37 



43. Eye of Pteroceras lambis. Keferstein, t. 83, f. 1 a 36 



44. Circulation of Haliotis tubereulata. (References as above.) 



Milne-Edwards. Ann. Sc. Nat. , 3 ser. ; Zool., viii. 37 



34 



