. Scientific survey of Porto Rico and the Virgin Islands. Scientific expeditions. 4 1 ^cih'XTiFK' ,sfini-:y of porto h'fvo situut.'d in thi; center of tlie i}hipv<, iiro lniilt open tlicwc liinestoiu' rcii^ luiiitr-. Otlicrs jirc as nitcs for the ol' the njitivcH. The plava pUiiii^ follow the tliiTH' ]>n"!ir'ii)a] viillcp of the Ciljueo, I'lHtii, ami BavrtmoH Ihxevi^ for some -lishuicc inlHiul. and in tho case o( \hv IiitJrr two cxtond well bovonil the liiiieHtouc belt. The --eolooieal history of the formajion of ].kTa plains has, no (lutibt. been e direetlv


. Scientific survey of Porto Rico and the Virgin Islands. Scientific expeditions. 4 1 ^cih'XTiFK' ,sfini-:y of porto h'fvo situut.'d in thi; center of tlie i}hipv<, iiro lniilt open tlicwc liinestoiu' rcii^ luiiitr-. Otlicrs jirc as nitcs for the ol' the njitivcH. The plava pUiiii^ follow the tliiTH' ]>n"!ir'ii)a] viillcp of the Ciljueo, I'lHtii, ami BavrtmoH Ihxevi^ for some -lishuicc inlHiul. and in tho case o( \hv IiitJrr two cxtond well bovonil the liiiieHtouc belt. The --eolooieal history of the formajion of ].kTa plains has, no (lutibt. been e direetlv into the irne alhivinl phiins of the river .Fust flow important a rblu tlif sen hiis played in ilieir formal ion is \i (lelinitely kjiowii. It is the writer's opinion, Iiowever, that both faeto have been intluential. This point further disenssed helow. Tiu-; ;iAi!Y Lj,MJ-:s:ro>.i' Hiihr As the northern eoasi of Porto Wwo is approaehed, one readily distin- _mn'sbes two kinds of topti_<:-ra)ihy; tlie riig'<iH'd moiiniajjions skyline, and the bnver, an^e'idar. maturely disserted linieslone eoasfal plain. On closer inspeetion it is seen that the topon-raphy <d' the ]dain consists of ?niinierons isobitefl or elosely j^i-nnped aniiidar hillh; not exceeding 100 feet. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original New York Academy of Sciences. New York, : The Academy


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectscienti, bookyear1919