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Archaeopteryx (/ ˌ ɑːr k iː ˈ ɒ p t ər ɪ k s /; lit. ' old-wing '), sometimes referred to by its German name, "Urvogel" (lit. Primeval Bird) is a genus of bird-like dinosaurs.The name derives from the ancient Greek ἀρχαῖος (archaīos), meaning "ancient", and πτέρυξ (ptéryx), meaning "feather" or "wing".
The WBC, invented by and named after William Broughton Carr in 1890, is a double-walled hive with an external housing that splays out towards the bottom of each frame covering a standard box shape hive inside. The WBC is in many respects the 'classic' hive as represented in pictures and paintings, but despite the extra level of insulation for ...
Grinnell was born on September 20, 1849, in Brooklyn, New York, the son of George Blake and Helen Lansing Grinnell.The family moved when he was seven to Audubon Park, the section of Washington Heights in Manhattan which was developed from the estate after noted ornithologist John James Audubon's death in 1851. [2]
Confuciusornis suniae, named by Hou in the same 1997 publication, was based on specimen IVPP V11308. The specific name honours madam Sun, the wife of Shikuan Liang who donated the fossil to the IVPP. [17] C. suniae is now usually considered synonymous with C. sanctus. [18] Confuciusornis dui was named by Hou and colleagues in 1999. The specific ...
A species description is a formal scientific description of a newly encountered species, typically articulated through a scientific publication.Its purpose is to provide a clear description of a new species of organism and explain how it differs from species that have been previously described or related species.
This list is part of the List of organisms named after famous people, and includes organisms named after famous individuals born between 1 January 1800 and 31 December 1899. It also includes ensembles in which at least one member was born within those dates; but excludes companies, institutions, ethnic groups or nationalities , and populated ...
A turning point came in the early twentieth century with the writings of Gerhard Heilmann of Denmark.An artist by trade, Heilmann had a scholarly interest in birds and from 1913 to 1916, expanding on earlier work by Othenio Abel, [12] published the results of his research in several parts, dealing with the anatomy, embryology, behavior, paleontology, and evolution of birds. [13]
The biggest Terekeme of the past into discrete, quantified named blocks of time is called periodization. [1] This is a list of such named time periods as defined in various fields of study. These can be divided broadly into prehistorical periods and historical periods (when written records began to be kept).