Category: Disambiguation Superfamilies and Families Henophidia Aniliidae Anomochilidae Boidae Bolyeriidae Cylindrophiidae Loxocemidae Pythonidae Tropidophiidae Uropeltidae Xenopeltidae Typhlopoidea Anomalepididae Leptotyphlopidae Typhlopidae Xenophidia Acrochordidae Atractaspididae Colubridae Elapidae Hydrophiidae Viperidae Snakes are cold blooded legless reptiles closely related to lizards, which share the order Squamata. ... Serpent is a word of Latin origin (serpens, serpentis) that is normally substituted for snake in a specifically mythic or religious context, in order to distinguish such creatures from the field of biology. ... A musical instrument is a device that has been constructed or modified with the purpose of making music. ... A serpent is a bass wind instrument with a mouthpiece like a brass instrument but side holes like a woodwind instrument. ... A brass instrument is a musical instrument whose tone is produced by vibration of the lips as the player blows into a tubular resonator (mouthpiece). ... Astrometry: the study of the position of objects in the sky and their changes of position. ... Orion is a remarkable constellation, visible from most places on the globe (but not always the whole year long). ... Some of the constellations of the sky are symbolised by serpents: Serpens represents a snake being tamed by the snake-handler Ophiuchus. ... Cryptography has had a long and colourful history. ... Serpent is a symmetric key block cipher which was a finalist in the Advanced Encryption Standard contest, where it came second to Rijndael. ... A symmetric-key algorithm is an algorithm for cryptography that uses the same cryptographic key to encrypt and decrypt the message. ... In cryptography, a block cipher is a symmetric key cipher which operates on fixed-length groups of bits, termed blocks, with an unvarying transformation. ... Ross J. Anderson is a researcher, writer, and industry consultant in security engineering. ... This article is about the block cipher. ... The Royal Navy is the navy of the United Kingdom. ... 1890 was a common year starting on Wednesday (see link for calendar). ... Charles Sobhraj in France. ...