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Sordes pilosus and the nature of the pterosaur flight apparatus.

Little Sordes from Kazakhstan has a long, lobed structures shaped like a long, narrow leaf – perhaps all of its close relatives did too – while Pterorhynchus has a series of paired serrations that run along the sides of the end half of its tail.

Sordes pilosus and the nature of the pterosaur flight apparatus Nature, 371, 62-64 DOI: 10.1038/371062a0 - .

The pulse becomes more feeble and frequent; the tongue is not only excessively dry and brown, but shrivelled and fissured; the lips and teeth are encrusted with sordes; the stools contain shreds of membrane, and often blood; the subsultus tendinum increases; carphololgia, or picking at the bed-clothes, occurs.

The lips and teeth are in bad cases encrusted with sordes, and the former are dry and cracked, and bleed readily when picked.