The category includes poorly preserved specimens and specimens that do not fall into the endmember morphotypes of recognized species.

In 1844, objection was raised to the Furness Railway's Dalton & Barrow line, when it was revealed that the line would pass directly through Furness Abbey. A re-route was achieved, with the line skirting the abbey ruins instead - although many continued to see the intrusion as a travesty against antiquity and the scenic beauty of the site.

Recent research in myeloid malignancies showed that there is indeed an associated of TET mutations with the loss of 5hmC 15 - 17 : Heterozygous deletions and mutations of TET2 were found in a wide range of myeloid cancers, such as chronic myelomonocytic leukemia, acute myeloic leukemia and myelodysplastic syndrome 16, 21, 22 .

How she remembered the gray-feathered titmouse flittering about as she stared unbelievingly at the grave of her sister and clung to Reese, then five years old.