Fredericus Anna Jentink (20 August 1844,

Wymbritseradeel Wymbritseradeel (; official fry, Wymbritseradiel ()) was a rural municipality ( nl, gemeenten) in the Dutch province of Friesland from 1984 until 2011. An earlier type of municipality ( nl, grietenij) of the same name existed from 1500 until 198 ...

– 4 November 1913,

Leiden Leiden (; in English and archaic Dutch also Leyden) is a city and municipality in the province of South Holland, Netherlands. The municipality of Leiden has a population of 119,713, but the city forms one densely connected agglomeration wit ...

)Fredericus Anna Jentink (1844 - 1913). In: Notes from the Leyden Museum Vol. 36, 1913. p 254 was a Dutch zoologist.

Biography

In 1875, he became curator at the

Rijksmuseum van Natuurlijke Historie The Rijksmuseum van Natuurlijke Historie (National Museum of Natural History) was a museum on the Rapenburg in Leiden, the Netherlands. It was founded in 1820 by Royal Decree from a merger of several existing collections. This happened on the initi ...

(today

Naturalis Naturalis Biodiversity Center ( nl, Nederlands Centrum voor Biodiversiteit Naturalis) is a national museum of natural history and a research center on biodiversity in Leiden, Netherlands. It was named the European Museum of the Year 2021. Alth ...

) in

. In 1884 he followed

Hermann Schlegel Hermann Schlegel (10 June 1804 – 17 January 1884) was a German ornithologist, herpetologist and ichthyologist. Early life and education Schlegel was born at Altenburg, the son of a brassfounder. His father collected butterflies, which stimula ...

as director of the museum and as editor of the journal ''Notes from the Leyden Museum''. In 1895 he was president of the 3rd International Congress of Zoology in Leiden and he was among the founding members of the

International Commission on Zoological Nomenclature The International Commission on Zoological Nomenclature (ICZN) is an organization dedicated to "achieving stability and sense in the scientific naming of animals". Founded in 1895, it currently comprises 26 commissioners from 20 countries. Orga ...

besides

Philip Lutley Sclater Philip Lutley Sclater (4 November 1829 – 27 June 1913) was an English lawyer and zoologist. In zoology, he was an expert ornithologist, and identified the main zoogeographic regions of the world. He was Secretary of the Zoological Society o ...

Raphaël Blanchard Raphaël Anatole Émile Blanchard (28 February 1857 – 7 February 1919) was a French physician and naturalist who was a pioneer of medical zoology, with studies on parasites ranging from protozoa to worms and insects. Blanchard was born in Saint ...

Julius Victor Carus Julius Victor Carus (25 July 1823 – 10 March 1903) was a German zoologist, comparative anatomist and entomologist. Career Carus was born in Leipzig. He served as curator of the Museum of Comparative Anatomy at Oxford University from 1849 to ...

, and

Charles Wardell Stiles Charles Wardell Stiles (May 15, 1867 – January 24, 1941) was an American parasitologist born in Spring Valley, New York. He was notable for working on a campaign against hookworm infestation in the American South, where it had been found to cau ...

. Jentink's main research field was the taxonomy of mammals, where he described several

marsupial Marsupials are any members of the mammalian infraclass Marsupialia. All extant marsupials are endemic to Australasia, Wallacea and the Americas. A distinctive characteristic common to most of these species is that the young are carried in a po ...

bat Bats are mammals of the order Chiroptera.''cheir'', "hand" and πτερόν''pteron'', "wing". With their forelimbs adapted as wings, they are the only mammals capable of true and sustained flight. Bats are more agile in flight than most ...

, and

rodent Rodents (from Latin , 'to gnaw') are mammals of the order Rodentia (), which are characterized by a single pair of continuously growing incisors in each of the upper and lower jaws. About 40% of all mammal species are rodents. They are na ...

taxa.Bo Beolens, Michael Watkins, Michael Grayson: The Eponym Dictionary of Mammals JHU Press, 2009, : p 211–212 In 1886, he described the

guenon The guenons (, ) are Old World monkeys of the genus ''Cercopithecus'' (). Not all members of this genus have the word "guenon" in their common names; also, because of changes in scientific classification, some monkeys in other genera may have co ...

species ''Cercopithecus signatus'' (sometimes known as Jentink's guenon) on the basis of one deceased specimen which was obtained by the Rijksmuseum van Natuurlijke Historie from the

Diergaarde Blijdorp ( ''Blijdorp Zoo''), officially Rotterdam Zoo, is a zoo located in the northwestern part of Rotterdam. It is one of the oldest zoos in the Netherlands, and has been operated by the ("Royal Rotterdam Zoo Foundation"). Divided into several zoogeog ...

Rotterdam Rotterdam ( , , , lit. ''The Dam on the River Rotte'') is the second largest city and municipality in the Netherlands. It is in the province of South Holland, part of the North Sea mouth of the Rhine–Meuse–Scheldt delta, via the ''"N ...

in 1877. The original provenance of this species is still unknown but alternatively it might be possible that it is a hybrid between the

greater spot-nosed monkey The greater spot-nosed monkey or putty-nosed monkey (''Cercopithecus nictitans'') is one of the smallest Old World monkeys. It is a guenon of the '' C. mitis'' group, native to West Africa and living to some extent in rain forests, but more often ...

and the moustached guenon.John F. Oates: The Nigerian Guenon, Cercopithecus erythrogaster: Ecological, Behavioral, Systematic and Historical Observations. Folia Primatologica International Journal of Primatology. 1985;45:p 25-43 Jentink published the Catalogue ostéologique des mammifères (1887), the Catalogue systématique des mammifères (1892) and Mammals Collected by the Members of the Humboldt Bay and the Merauke River Expeditions:Nova Guinea (1907).

Oldfield Thomas Michael Rogers Oldfield Thomas (21 February 1858 – 16 June 1929) was a British zoologist. Career Thomas worked at the Natural History Museum on mammals, describing about 2,000 new species and subspecies for the first time. He was appoin ...

named the

Jentink's duiker Jentink's duiker (''Cephalophus jentinki''), also known as ''gidi-gidi'' in Krio and ''kaikulowulei'' in Mende, is a forest-dwelling duiker found in the southern parts of Liberia, southwestern Côte d'Ivoire, and scattered enclaves in Sierra Le ...

(1892) and the Jentink's squirrel (1887) in honor of Fredericus Anna Jentink.

References

1844 births 1913 deaths Dutch zoologists Dutch curators Leiden University alumni Knights of the Order of the Netherlands Lion People from Wymbritseradiel {{Zoologist-stub