. The Quarterly journal of the Geological Society of London. -0 ^ PU CJ . oen w i—i co o CD C!D d u 3 o o ->-> •-3 CD t, Fi ro CO c <*- COCOO o 00 o o w oo pp £ CD Edu CD CD P-i L-O o P-I o P-I w < Q rt o to w f-1 CD w Ph •—i Ph s <J O r-1 H w O HI LC H *< LO co Cv3 CO o Ph o ! CO oP. -t-1 <! en l3 o oo ccu oCO ww CDU u c* GO D O P-H CD q-H o O C T3O CD o r3 o p: OCD O 2 ro u Ul re • —i ro w u +-> -o P CD c CD Ph P n n n n o Ci op D. %> 3 8\3 I I -8 I ?5 8 I ^% 8 ?^ s ^ 4 ^ >^ 1 ^ § C> s V s 3 * •* O 4j V k O $ B« ^ -8 8 •*» &5 ^ 8 N Vol, 60.] VOLCANIC ACTION I


. The Quarterly journal of the Geological Society of London. -0 ^ PU CJ . oen w i—i co o CD C!D d u 3 o o ->-> •-3 CD t, Fi ro CO c <*- COCOO o 00 o o w oo pp £ CD Edu CD CD P-i L-O o P-I o P-I w < Q rt o to w f-1 CD w Ph •—i Ph s <J O r-1 H w O HI LC H *< LO co Cv3 CO o Ph o ! CO oP. -t-1 <! en l3 o oo ccu oCO ww CDU u c* GO D O P-H CD q-H o O C T3O CD o r3 o p: OCD O 2 ro u Ul re • —i ro w u +-> -o P CD c CD Ph P n n n n o Ci op D. %> 3 8\3 I I -8 I ?5 8 I ^% 8 ?^ s ^ 4 ^ >^ 1 ^ § C> s V s 3 * •* O 4j V k O $ B« ^ -8 8 •*» &5 ^ 8 N Vol, 60.] VOLCANIC ACTION IS THE PHLEGR-EAN FIELDS. 315 EXPLANATION OF PLATES XXVI-XXVIII. [Altitudes and soundings are expressed in metres.]Plate sketch-map of the Bay of Xaples, on the scale of 1: Plate XXVII. Sections across the Bay of Xaples, on the scale of 1 : 500,000: and sectionsacross the Phlegrrean Fields, on the scale of 1 : 100,000. Plate sketch-map of the Phlegrrean Fields, on the scale of 1 : Discussion. The President said that he was glad to tind that, owing to theapplication of modern methods of research, as carried out in thispaper, and notwithstanding the increase of our knowledge oivulcanicity derived from such eruptions as those of Ivrakatoa andTarawera. these only supplemented and did not supersede theteachings of the classical areas of the Mediterranean, including thePhlegrteau Fields. It


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Keywords: ., bookcentury1800, bookdecade1840, booksubjectgeology, bookyear1845