Environmental Engineering Reference
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FIGURE 7
Middle shoreface sandstones displaying low-intensity and sporadically distributed
bioturbation. (A) HCS showing erosional amalgamation and truncation of the dwelling tube of
Rosselia
(
R
). Note the fugichnia associated with the truncated
Rosselia
. The upper part of the lower
sandstone bed shows crypto bioturbation. (B) Thick-bedded tempestite with opportunistic coloni-
zation of the upper surface with robust
Ophiomorpha irregulaire
(
Oi
). (C) Thick-bedded HCS with
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