NUCULID.E. 

 Plate I. 



The specimens figured are chiefly from Mr. Cuming's collection. Tho following 

 abbreviations have been used to economize space: — Am. Mcr. = the conehological 

 portion of the. 'Voyagedans l'Amcrique Meridionale'; Biv. = Recent Bivalves; C.I. 

 = Conehological Illustrations ; C. S. = Conchologia Systematica, vol. i. ; Gen. = 

 Genera of Shells, plulc Xueula; Mttss. = Invertebrata of Massachossetts ; Sul. = 

 Mollusca of -the Voyage of the Sulphur; Syn. = Synopsis Testaceorum ; Z.J.= 

 Zoological Journal ; Z. P. — Proceedings of the Zoological Society of Loudon. 



Fig. Sp. 



1,2. 1. Solenella Xointisii, Sow. Z. P. 1832. ;;. 197; 

 Gen. n. 39; Reeve, C. S. i. pi. 30; D'Orl. Am. 

 Mer. — Malletia Chilensis, Desm. Act. Linn. Bor- 

 deaux, v. — Ctenoconcha Xuculoides, Blainv. Zool. 

 Voy. Venus, Moll.pl. 23. f. 8. Valparaiso. 

 3. 2. S. Cujiingii, Hani. Z. P. 1860. Falkland Isles. 



5. 60. Leda (Y.) akctica. — Xueula a., Gray, Apx. Parry 



Voy. 241 {probably). — N. Cascoensis, Migheh, 

 Bost. J. Nat. Hist. iv. — Yoldia a., Matter, Moll. 

 Groanl.p. 1 8.— N . Myalis, Hani. Biv. pi. 1 9 . /. 4 5 .— 

 Y. hyperborea, Torett, Spitzberg. Moll. 149. pi. 2./. 

 6 (as N. h. of Loven's MSS., mentioned by Gould). 

 Spitzbergen. 



6. 55. L. lepidula— Yoldia I, A.Adams, Z.P. 1856. p. 50. 



Borneo. 



7. 53. L. Xicobarica. — Area laevigata, pellucida, Xicoba- 



rica, Chemn. vii. 194. /. 541, from which A. 1., 

 Spenyl. Cat.pl. 1./. 10, 11 (teste Brug.), and Dillw. 

 Des. Shells, 237 ; A. p., Gmel. 3308 ; A. N., Brug. 

 Vers, 108.— Nucula N., Lam.; Sow. C. L. f. 4 ; 

 Reeve, C. S. pi. 85./. 4. E. Indies. 

 9. 59. L. (Y.) limattjla. — Xueula 1., Say, Amer. Conch, pi. 

 12 ; Com: Amer. Mar. Conch, p. 30. pi. 6. /. 1 ; 

 Gould, Mas. 98,/. 62 ; Hani. Biv. I10.pl. 2*0. / 

 4 ; Dekay, N. York Moll. 180./. 218. Maine and 

 Massachusetts. 

 8, 10, 11. 58. L. (Y.) amygdalea. — Nucula a., Valenc. Zool. Venus, 

 Mol.pl. 23. / 6. Kamtsehatka. 

 12. 57. L. (Y.) lanceolata. — Xueula 1., /. Sow. Mineral 

 Conch. pi. 180./ 1 (fossil). — X. arctiea, Brod. and 

 Sow. Z. J. iv. 359. pi. 9. f. 1 ; Hani. Biv. 168. pi. 

 20. / 7 ; Middend, Malac. Ross. iii. 28.— X. .F.olica, 

 Valenc. Voy. Venus, Mol. pi. 23./ 3. Kamtsehatka. 

 4, 13. G6. L. (Y.) TiniAci.EFOEMis. — Xueula T., Storer, Boston 

 J. ii. 122 ; Gould, Muss. 97. f. 66 ; Hard. Biv. 169. 

 pi. 20./. 15 ; Dekay, N. York Moll. p. 178./ 217. 

 — Yoldia angu\mis,Md/ler,Mott. Groenl. p. 17. — Xu- 

 eula laternaria, Valenc. Voy. Venus, Moll.pl. 23./ 

 5.— Y. Midleri, Gray, Voy. Fly, Apx. ii. 361. pi. 2. 



