DENTALIUM. 197 



Appendix A. Fossil Scaphopoda. 



The references given below comprise the original description of 

 each species, usually with some of the most useful subsequent refer- 

 ences. It has not been considered advisable to cite the full litera- 

 ture of each species. The synonymy, while partly original, has been, 

 in large measure, adopted from various specialists upon molluscan 

 fossils of the several formations. 



Genus DENTALIUM L. 



I. CENOZOIC OR TERTIARY SPECIES. 



(Recent species extending into the Pliocene are generally omitted 

 from the following list). 



D. ABSCONDITUM Deshayes, 1864. Descr. Anim. s. Vert. Bassin 

 Paris, Vol. ii, p. 212-213, pi. l,figs. 15-17. 



Eocene, Paris Basin. 



D. ACRE Sharp & Pilsbry, 1898. New name for D. acicula 

 Deshayes 1864, not Old. 1859. 



D. acicula DESHAYES, 1864 (not of Gould, 1859), Descr. Anim. s. 

 Vert. Bassin Paris, Vol. ii, p. 202-203, pi. 1, figs. 31-32. 



Eocene, Paris Basin. 

 D. ACRICULUM (Tate), 1887. 



Entalis acriculum TATE, 1887. Trans. & Proc. R. Soc. S. Aus- 

 tralia, Vol. ix, p. 192, pi. xx, fig. 11. 



Eocene, Lower beds of Muddy Creek, Victoria, Australia. 

 D. ACUTICOSTA Deshayes, 1825. Me"m. Soc. Hist. Nat. Paris, ii, 

 p. 357, pi. xviii, fig. 3. 



Eocene, Paris Basin. 



D. ACUTUM Hebert, 1849. Bull. Soc. Geol. France, 2, Vol. vi, 

 p. 469. Not of Deshayes, Descr. Anim. s. Vert. Bassin Paris, Vol. 

 ii, p. 205, pi. 20, figs. 1-3. 



D. grande NYST, 1836, not of Deshayes. Rech. Coq. foss. de 

 Hoesselt et Kl., p. 39, No. 103. 



D. nystii D'ORBIGNY, 1852 (proposed for D. grande Nyst, 1843, 

 not of Deshayes, 1825) ; Prodr. Paleont. Strat., Vol. iii, p. 18, No. 

 277. 



