Chichester Cathedral by deep mouldings. The original spire, which also was of masonry rather than of sheathed wood, was built in the late 14th century, by John Mason (died ca 1403), who also built the Vicars' Hall. The style and construction of the spire are obviously based on that of Salisbury Cathedral but it is not as ambitiously tall, probably because of the problem of subsidence. The Lady chapel, constructed to the east of the retro-choir, is a long narrow space, with large windows in the Decorated Gothic style of the late 13th century. The other buildings related to the cathedral are
Spire (mollusc) the relations of the embryo with its initial shell. Spire (mollusc) A spire is a part of the coiled shell of molluscs. The spire consists of all of the whorls except for the body whorl. Each spire whorl represents a rotation of 360°. A spire is part of the shell of a snail, a gastropod mollusc, a gastropod shell, and also the whorls of the shell in ammonites, which are fossil shelled cephalopods. In textbook illustrations of gastropod shells, the tradition (with a few exceptions) is to show the majority of shells with the spire uppermost on the page. The