Scarce swallowtail as far as the Arabian Peninsula, Pakistan, India and western China. A few specimens of the scarce swallowtail have been reported from central Sweden and the United Kingdom but they were probably only strays and not migrants. These swallowtail butterflies inhabit gardens, towns as well as the countryside, in fields and open woodlands. They are found in places with sloe thickets and particularly orchards. In the Alps they can be found up to altitudes of 2000 m., but usually they prefer foothills and lower levels. The presence of "Iphiclides podalirius" in the floodplain of the Morava River in the Slovak
Holdrian comma Holdrian comma In music theory and musical tuning the Holdrian comma, also called Holder's comma, and sometimes the Arabian comma, is a small musical interval of approximately 22.6415 cents, equal to one step of 53 equal temperament, or formula_1 (). The name comma is misleading, since this interval is an irrational number and does not describe the compromise between intervals of any tuning system; it assumes this name because it is an approximation of the syntonic comma (21.51 cents)(), which was widely used as a measurement of tuning in William Holder's time. The origin of Holder's comma resides in the