XV1 CONTENTS. 
Annelids.—The Structure and Mode of Formation of Globigerina Ooze.—The Hab- 
its of the Living Globigerina.— Orbulina universa.—Pulvinulina.— Coccoliths ” 
and “ Rhabdoliths.’—The Origin and Extension of the ‘“ Red Clay.”—Radiola- 
rian Ooze.—The Use of the Tow-net.—The Vertical Distribution of Temperature 
throughout the Section.—Specific Gravities............... Bono oe Page 166 
Appenpix A.—Table of Temperatures observed between Teneriffe and Sombrero 
Island... Seiler oe Pen eS 
APPENDIX B. Sr aple of reane Gane obkerved between aren iffe and Sombrero 
TSIAN GL 0 a's asin og alee, walsh e's ‘Sos wap ork ata aaa eaere Miia o's, choo Ke tis peas a ee 
CHAPTER IV. 
ST. THOMAS TO BERMUDAS. 
Dredging in Moderate Depths in the West Indian Seas.—New Blind Crustaceans.— 
Deep-sea Corals.—Hyalonema toxeres.—An Accident.—A Deep Sounding.—The 
Miller - Casella Thermometers.—Temperatures.—Arrival at Bermudas.—History 
of the Islands.—Their General Appearance.—‘ Red” and “Blue” Birds.—The 
Corals which form the Reefs.—The Geology of Bermudas.—General Nelson’s 
Description. — Aolian Rocks. — Caleareous Concretions simulating Fossils.— 
The Topography of the Islands.—Their Products.—Their Climate.—Their Vege- 
UDINONS 5 6660.0 OMG Ao OCOROO0 a UMOOOU oO Cade 69-4 DaclagoUeooto os Ss deg cr 239 
Appenprx A. — Report from Professor Abel, F.R.S., to H. E. General Lefroy, C.B., 
F.R.S., on the Character and Composition of Samples of Soil from Bermudas.. 323 
Apprnpix B.—Abstract of Temperature Observations taken at Bermudas from the 
Wear 1855 to-the-Year 18/73)... :.:ts'.c5 eaicteteteiettac tee tetaee tee eats ten eee 
CHAPTER V. 
THE GULF-STREAM. 
Departure from Bermudas.—Sounding and Dredging near the Islands.—Madracis as- 
perula.—The Determination of Surface and Deep Currents.—Difficulty and Un- 
certainty of our Present Method of Observation—The Current-drag.—Sounding 
in the Gulf-stream in Rough Weather.—The Temperature of the Stream.— Aceste 
bellidifera.— Porcellanaster ceruleus.—Aérope rostrata.—Dredged a Huge Syenite 
Bowlder.—Le Have Bank. — Mirage. — Halifax.—Ice- markings. —Recross the 
Gulf-stream.—General Considerations.—Comparison between the Gulf-stream and 
the Japan Current.— Ci ne relicta. i bullata. a oyella decora.— 
Return to Bermudas. . ate ceVentetetehenee WAR ot FTI Sigel tO come: 
Apprrenpix A.—Table of Serial Temperature Soundings taken between St. Thomas, 
Bermudas: and Halitaxsctier Scttucrs cl. cetera sett etelel etal t-tereter te estate ett 376 
Appenpix B.—Table of the Bottom Temperatures taken between St. Thomas, Ber- 
mMiuUdas: and HMialifess 24 L 5 wcovavsuerede tote te tater ele he cUcketeepetet eevetstersy nett st rete 377 
Appenprx C.—Specific- gravity Observations taken between St. Thomas, Bermudas, 
and Halifax.. Seles dah ne highele hee oat: IS 
Appennix D. —Table of Meteorological ‘Observations made in crossing and recrossing 
phe Gule-Stream.)s\.. a1. /atscle teers © Re oicicy ano somo ack ono, Sic ON. eee 379 
