Crab on the sternum, form a monophyletic group. Numbers of extant and extinct (†) species are given in brackets. The superfamily Eocarcinoidea, containing "Eocarcinus" and "Platykotta", was formerly thought to contain the oldest crabs; it is now considered part of the Anomura. Both the constellation Cancer and the astrological sign Cancer are named after the crab, and depicted as a crab. William Parsons, 3rd Earl of Rosse drew the Crab Nebula in 1848 and noticed its similarity to the animal; the Crab Pulsar lies at the centre of the nebula. The Moche people of ancient Peru worshipped nature, especially the sea,
Burmese zodiac as they were derived from Indian and ultimately Western zodiac. Each "yathi" is divided into 30 degrees ( ); each degree into 60 minutes ( ); and each minute into 60 seconds ( ). The zodiac month consists of 27 days, approximating the mean sidereal month of 27.321661 days. Thus each zodiac day, called "nekkhat" ( ), represents a lunar mansion, or a segment of the ecliptic along which the moon revolves around the earth. Though the names are Burmese adaptations of Sanskrit names, the Burmese system is not the same as the modern Indian system. The Burmese system uses