Transactions of the Zoological Society of London Volume 1

Transactions of the Zoological Society of London Volume 1

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1835 edition. Excerpt: ...of dead shells of Ranella' Vewillum, cwlata, &c. It was dredged from sandy mud, at a depth ranging from four to ten fathoms. 27. CALYPTREA LESSONII. Tab. XXIX. Fig. 5. Cal. test(i complanatd, sabconcentrice foliaced, foliis tenuibus, albli fusco longitudinaliter strigatd, intas albidd, limbo interno interdum fmco ciliato-strigato. Long. 11-', poll., lat. 4+, alt. 5-. Hab. in sinu Guayaquil. (Island of Muerte.) This beautiful species, which I have named in honour of M. Lesson, was found under stones at low water. It will remind the observer of the upper valves of some of the Chanue. 28. CALYPTREA mcunvn. Tab. XXIX. Fig. 6. Cal. testd fusco-nigricante, tortaosd, corrugatd, intas nigricante, septo albo, -apice adunco. Long. % poll., lat. %, alt. %. Hab. ad Sanctam Elenam et ad Xipixapi. Found on dead shells dredged from sandy mud, at a depth ranging from six to ten fathoms. 29. CALYPTREA EXCAVATA. Tab. XXIX. Fig. 7. Cal. testd crassiusculd, subtortuosd, lanzi, albidd uel subfiavd fusco punctatd et strigatd, intus albd, limbo interdum fusco ciliate-strigato. Long. 1% poll., lat. 1,1, -, alt. 1. Hab. ad Real Llejos. This species is remarkable for the depth of the internal margin before it reaches the septum formed by the plate. In Crepidula adunca, Sow., this depth is even greater than it is in Crep. emcavata. The apes: is close to the margin, obliquely turned towards the right side. The dimensions are taken from the largest specimen. 30. CALYPTR./EA ARENATA. Tab. XXIX. Fig. 8. Cal. testd subovatd, albidd rubro-fusco creberrime punctatd, intus subrubrd vel albidzi subrubro maculatd, septo albo. Long. 1% poll., lat. %, alt. T Hab. ad Sanctam Elenam. This approaches Crepidula Porcellana, Lam. The septum is more

Product details

  • Paperback | 184 pages
  • 189 x 246 x 10mm | 340g
  • United States
  • English
  • black & white illustrations
  • 1236894324
  • 9781236894328