EL. W. Milgard—Geological Reconnoissance of Louisiana. 333 
loam) strata of the Port Hudson Sees since fetid, un - 
i epths, in dark colored clays 
i ds with 
oysters, ‘‘clams” (Gnathodon) and gasteropods are also struck 
not uncommonly, both near the surface and at greater depths, 
rine beds and the cypr ts; they appear to be 
coordinate and substantially coéval, denoting the coéxistence 
of littoral cypress swamps, marshes, ns and estuaries; just 
banks of Red river in the lake country above Nachito- 
ches (and, according to reliable information, at least as high as 
Shreveport), as seen at low water, consist of mate 
distinguishable from those forming the profile of the sea-face 
at Céte Blanche.* 
ter shells; as well as successive generations of cypress stumps. 
At the present time, neither the material nor the arrangement 
B sce eka : 
Hudson; while their thickness, regularity and continuity over 
ity of stratification distin- 
* Proceed. Am. Assoc., Chicago meeting, 1868, p. 327. 
