coprolite


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coprolite

[′käp·rə‚līt]
(geology)
Petrified excrement.
References in periodicals archive ?
The deposits that fall towards the end of the South P (Figure 2, Block 2) have a massive bedding structure with discontinuous banding of coprolites and grass microcharcoal, and highly degraded bone.
In addition, powder x-ray diffraction analysis of a coprolite sample indicates that the groundmass consists of calcium phosphate.
When the researchers looked closely at the coprolites, they were able to identify tiny fragments of glass called phytoliths.
When we compare the size of the coprolite with the size of carnivores that lived in the area at the same time, we find that the dung was most likely produced by a T.
Desnues said that the communities of phage within the coprolite were different, taxonomically, from communities seen within modern human fecal samples, but the functions they carry out appear to be conserved.
In order to get a better picture of what ancient American Indians were eating, Reinhard and his colleagues looked at coprolites - the scientific term for fossilized feces.
The dinosaurs on Coldham's Common: the story of Cambridge's coprolite industry.
In many instances, particularly with coprolite and quid samples, fiber and epidermis make up the majority of the specimen.
One example of a suspected coprolite (Space 261, Unit 12504) associated with hackberry pericarps, was identified as having a plant rather than faecal origin, which highlights the importance of integrating geochemical methods.
The coprolite, found in a cave in southern Nevada, may be as much as 15,000 years old, says McDonald.
A nutritional analysis of coprolite samples thus is only a partial statement of the nutrition of a prehistoric group because coprolites only reflect one portion of the diet.