Octave Duboscq

Octave Joseph Duboscq (30 October 1868, Rouen – 18 February 1943, Nice) was a French zoologist, mycologist and parasitologist.

He obtained doctorates in medicine (1894) and sciences (1899) at the University of Caen. From 1904 to 1923, he was chair of zoology at the University of Montpellier, afterwards attaining the chair of marine biology at the Sorbonne. At the same time, he was also named director of the Arago laboratory in Banyuls-sur-Mer, and in 1931 became manager of the biological station at Villefranche-sur-Mer.

He was a member of the Belles-Lettres de Montpellier (1906–1923) and of the Académie des Sciences. In 1912 he was named chevalier of the Légion d'Honneur.

With Louis Jules Léger, he was the circumscriber of various mycological and protozoan taxa; examples being the fungi genus Harpella and the parasitic protozoan genus Selenococcidium.

Selected works

  • La glande venimeuse de la scolopendre, 1894 – The venomous gland of Scolopendra.
  • Recherches sur les chilopodes, 1899 – Research on chilopods.
  • Octave

    In music, an octave (Latin: octavus: eighth) or perfect octave is the interval between one musical pitch and another with half or double its frequency. It is defined by ANSI as the unit of frequency level when the base of the logarithm is two. The octave relationship is a natural phenomenon that has been referred to as the "basic miracle of music", the use of which is "common in most musical systems".

    The most important musical scales are typically written using eight notes, and the interval between the first and last notes is an octave. For example, the C Major scale is typically written C D E F G A B C, the initial and final Cs being an octave apart. Two notes separated by an octave have the same letter name and are of the same pitch class.

    Three commonly cited examples of melodies featuring the perfect octave as their opening interval are "Singin' in the Rain", "Somewhere Over the Rainbow", and "Stranger on the Shore".

    The interval between the first and second harmonics of the harmonic series is an octave.

    Octave (horse)

    Octave (foaled April 13, 2004, in Kentucky) is an American thoroughbred racehorse. She was sired by Unbridled's Song, who in turn was a son of 1990 Kentucky Derby winner Unbridled out of the Dr. Carter mare Belle Nuit.

    Her only win as a two-year-old came in the Adirondack Breeders' Cup Stakes. She placed second to Dreaming of Anna in the Breeders' Cup Juvenile Fillies in 2006. Then Octave placed second to Rags to Riches in the Kentucky Oaks the following spring and finished second in the Fair Grounds Oaks and the Ashland Stakes.

    After five consecutive second places, Octave started winning. After she took the Mother Goose Stakes and the Coaching Club American Oaks, in August, 2007, trainer Todd Pletcher entered her in the final jewel in the Triple Tiara, the 1-mile Alabama Stakes at Saratoga Race Course. Ridden by John Velazquez, Octave lost a stretch dual by Lady Joanne and Lear's Princess and finished third after a steward's inquiry upheld that Lady Joanne did not squeeze out Octave.

    Octave (unit)

    Octave is a UK unit for whisky.

    Definition

    Approximately 16 gallons.

    Conversion

    1 Octave = 16 gallons

    1 Octave =

    1 Octave = 0.073 m3

    References

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