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Streptocephalus Proboscideus
''Streptocephalus proboscideus'', sometimes called the Sudanese fairy shrimp, is a species of fairy shrimp found in eastern Africa. Characteristics ''Streptocephalus proboscideus'' may reach in length. The colouring varies from translucent to almost black. The Latin name, ''Streptocephalus proboscideus'', means "twisted head with a proboscis", referring to a median appendage on the head between the Antenna (biology), antennae. The male antennae are the main identification feature of this species. It is an active swimmer, requiring a water temperature of or higher. This fairy shrimp may filter up to of water in 24 hours. ''S. proboscideus'' may live as long as 9 months under laboratory conditions. Ecology The Sudanese fairy shrimp is found in shallow rain pools where it may form huge swarms. Its Egg (biology), eggs may lie dormant in dry mud for several years. This fairy shrimp is an omnivore that can filter particles as small as yeast cells or as large as 0.2 mm. It may ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Georg Ritter Von Frauenfeld
Georg Ritter von Frauenfeld (3 June 1807, Vienna – 8 October 1873) was an Austrian naturalist and one of the leading scientists on board the Austrian frigate ''Novara'' during its round-the-world voyage. He was heavily involved in the development of the Naturhistorisches Museum in Vienna, where he was a curator. Frauenfeld worked on all insect orders, but mostly on the Diptera. In 1851 he founded, in Vienna, the ''Zoologisch-Botanische Verein'' (Zoological and Botanical Society). He was elected as a member to the American Philosophical Society in 1869. Works *Über eine neue Fliegengattung: Raymondia, aus der Familie der Coriaceen, nebst Beschreibung zweier Arten derselben. Sitzungsber. ''Akad. Wiss. Wien'' 18: 320-33 (1855). *Über die Paludinen aus der Gruppe der Paludina viridis Poir. - Sitzber. Akad. Wiss. mathem.-naturwiss. Classe, 22(2): 569-578, 1 Table, Vienna, 1857. *Reise von Shanghai bis Sidney auf der k. k. Fregatte Novara, ''Verhandlungen des Zoologisch-Botan ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
