À propos
Éducation
Discuter
TraitBank
Se connecter
S’inscrire
Langue
Deutsch
English
Español
français
italiano
Nederlands
Piemontèis
Português do Brasil
suomi
Türkçe
Čeština
Ελληνικά
македонски
Українська
العربية
简体中文
繁體中文
noms dans le fil d’Ariane
vernaculaire
scientifique
À propos
Éducation
Discuter
TraitBank
Se connecter
S’inscrire
fr
Deutsch
English
Español
français
italiano
Nederlands
Piemontèis
Português do Brasil
suomi
Türkçe
Čeština
Ελληνικά
македонски
Українська
العربية
简体中文
繁體中文
noms dans le fil d’Ariane
vernaculaire
scientifique
Recherche de données
Affichage des enregistrements de 151 à 200 sur 24960 pour 23370 taxons
extinction status : extant
modifier les filtres
télécharger le tsv
nouvelle recherche
« First
1
2
3
4
5
6
7
8
…
Last »
Smith et al 2011
Taphozous hamiltoni Thomas 1920
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Ursus maritimus Phipps 1774
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Vespertilio sinensis (Peters 1880)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Vulpes rueppelli
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Uroderma bilobatum Peters 1866
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Vulpes pallida (Cretzschmar 1826)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Taphozous melanopogon Temminck 1841
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Tamias quadrimaculatus Gray 1867
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Thomasomys rhoadsi Stone 1914
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Semnopithecus vetulus (Erxleben 1777)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Urocyon littoralis (Baird 1858)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Acrocodia indica (Desmarest 1819)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Taterillus harringtoni (Thomas 1906)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Ursus thibetanus
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Zyzomys pedunculatus (Waite 1896)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Thomomys talpoides (Richardson 1828)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Thyroptera discifera (Lichtenstein & Peters 1855)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Tamiasciurus hudsonicus (Erxleben 1777)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Ursus arctos Linnaeus 1758
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Thyroptera tricolor Spix 1823
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Tadarida australis (Gray 1839)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Thomomys umbrinus (Richardson 1829)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Trichosurus arnhemensis Collett 1897
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Tylonycteris robustula Thomas 1915
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Vulpes vulpes (Linnaeus 1758)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Tadarida brasiliensis (I. Geoffroy 1824)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Tapirella bairdii (Gill 1865)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Gerbilliscus inclusus (Thomas & Wroughton 1908)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Tomopeas ravus Miller 1900
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Trichechus inunguis (Natterer 1883)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Natalus macrourus (Gervais 1856)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Vernaya fulva (G. M. Allen 1927)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Trachops cirrhosus (Spix 1823)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Zygogeomys trichopus Merriam 1895
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Vulpes ferrilata Hodgson 1842
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Thallomys shortridgei Thomas & Hinton 1923
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Vulpes rueppelli
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Tetracerus quadricornis (Blainville 1816)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Gerbilliscus leucogaster (Peters 1852)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Urocyon cinereoargenteus (Schreber 1775)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Uroderma bilobatum Peters 1866
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Tylomys panamensis (Gray 1873)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Tadarida brasiliensis (I. Geoffroy 1824)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Cephalopachus bancanus bancanus (Horsfield 1821)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Tylonycteris pachypus (Temminck 1840)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Tylomys bullaris Merriam 1901
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Tadarida teniotis (Rafinesque 1814)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Xerus erythropus (É. Geoffroy Saint-Hilaire 1803)
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Taphozous kapalgensis McKean & Friend 1979
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
Smith et al 2011
Tamias obscurus J. A. Allen 1890
extinction status
URI :
http://eol.org/schema/terms/ExtinctionStatus
Définition :
Indicates whether a taxon is extant (living today) or extinct.
afficher tous les enregistrements
extant
URI :
http://eol.org/schema/terms/extant
Définition :
This taxon is still in existence, as opposed to extinct.
Attribution :
http://en.wikipedia.org/wiki/Extant_taxon
afficher tous les enregistrements
« First
1
2
3
4
5
6
7
8
…
Last »
afficher la requête
MATCH (gathered_predicate0:Term)-[:parent_term|synonym_of*0..]->(:Term{ uri: "http://eol.org/schema/terms/ExtinctionStatus" }) WITH collect(DISTINCT gathered_predicate0) AS gathered_predicate0s MATCH (page:Page)-[:trait]->(trait:Trait), (trait)-[:object_term]->(object_term0:Term)-[:parent_term|synonym_of*0..]->(tgt_object_term0:Term), (trait)-[:predicate]->(pred:Term) WHERE pred IN gathered_predicate0s AND tgt_object_term0.uri = "http://eol.org/schema/terms/extant" WITH DISTINCT trait RETURN trait.eol_pk SKIP 150 LIMIT 50