188 
unicolor vel lineolis fuscis angulatis variegata, interdum postice fusco-maculata; umbones 
laevcs, contigui, iioii iiivoluti, in longitudinis siti; margo dorsi anticus brevis, leviter 
concavus, posticus subrectus; lunula vix indicata, alba vel fuscula; area lanceolata, mar- 
ginibus obtusis limitata, ligamentum elongatum, subimmersum excipiens; pagiiia interna 
alba, saepe postice violacea; sinus pallii niagnus, ovalis, mediam testam superans; dentes 
cardinis subparalleli ; margo internus laevis. — Long. 35, alt. 22, crass. 16 mill. — 
Speciininis Browniani (t. 37. f. 7) long. 56, alt. 35 mill. 
Adanson Hist. nat. Senegal p. 227. t. 17. f. 11: le Luno’t. Conf. Schröter Ein- 
leit. HI. p. 196. Venus n. 137. 
V enus senegalensis, Gmelin Syst. p. 3282. n. 67 (ad Adansoni figurara condita.) 
— — Dillwyn Catal. I. p. 206. 
— — (Tapes), Blainville in Dict. sc. nat. LVH. p. 275. 
— — (Tapes — Amygdala), Piömer Krit. Unters, p. 82. 
— pullastra, Montagu Test. brit. p. 125; ed. IV. p, 88. t. 57. f. 34. 
— — Maton et Rackett in Linn. Trans. VHI. p. 88. t. 2. f. 7. 
— — Turton Brit. Fauna p. 159; Couch, dict. p. 244; Conch. 
dithyr. brit p. 159. 
— — Lamarck Anim. s. vert. V. p. 538. n. 47; ed. Deshayes 
VI. p. 357. 
— — Wood Irid. test. t. 8. f. 109. 
— — Brown 111. Conch. Gr. Brit. ed. I. t. 19. f. 7. 
— — (Tapes), Blainville in Dict. sc. nat. LVII. p. 275. 
— — Forbes Malac. Mon. p. 53. 
— — Hanley Illustr. catal. p. 122. 
— perforans, Montagu Test. brit. p. 127. 
— — Maton et Rackett in Linn. Trans. VIII. p. 89. 
— — Dillwyn Catal. I. p. 206. 
— — Turton Conch dict p. 245. 
— — Wood Ind. test. t. 8. f. 108. 
— — Brown 111. conch Gr. Brit. ed. I. t. 19. f. 10. 
— palustris, Mawe Linn. conch. t. 10 f. 3. 
— vulgaris, Brod. Penny Cyclop. XXVI. p. 211. 
— plagia, Jeffreys in Ann. nat. hist. XIX. p. 313. 
Venerupis perforans, Lamarck Anim. s. vert. V. p. 506. n. 1; ed. Deshayes 
VI. p. 162. 
— — Deshayes in Encycl. meth. HL p. 1110. n. 1. 
— — Turton Conch. dithyr. brit p. 29. t. 2. f. 15 — 18. 
— — Fleming Brit. anim. p. 451. 
— — Thorpe Brit. mar. Conch. p. 61. 
— — Crouch Introd. conch. t. 5. f. 5. 
— — Hanley Descr. catal. p. 54. 
— — Philipp! in Wiegm. Arch. 1845. I. p. 190. t. 7. f. 15—18, 
— — Dunker Moll. Guin. p. 60. n. 162. t. 10. f. 1 — 3. 
— nucleus, Lamarck Anim. s. vert. V. p. 507. n. 2; ed. Deshayes VI. 
p. 162. 
— — Delessert Recueil t. 5. f. 1. 
— — Hanley Descr. catal. p. 54. 
— pullastra, Fleming Brit. anim., p, 451. 
— — Macgillivray Moll. Aberd. p. 269. 
