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Digit (anatomy)

Index Digit (anatomy)

A digit is one of several most distal parts of a limb, such as fingers or toes, present in many vertebrates. [1]

43 relations: Actinopterygii, Antecedent (genealogy), Autapomorphy, Bulgarian language, Cerebral cortex, Czech language, Devonian, Dzungaria, Finger, Homology (biology), Index finger, Italian language, Limb (anatomy), Limusaurus, Little finger, Lungfish, Middle finger, Nail (anatomy), Panderichthys, Persian language, Phalanx bone, Polish language, Polydactyly, Polydactyly in early tetrapods, Portuguese language, Primary motor cortex, Primary somatosensory cortex, Ring finger, Russian language, Sarcopterygii, Shark, Spanish language, Supplementary motor area, Syndactyly, Tagalog language, Tetrapod, Theropoda, Thumb, Tiktaalik, Toe, Transitional fossil, Turkish language, Vertebrate.


Actinopterygii, or the ray-finned fishes, constitute a class or subclass of the bony fishes.

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Antecedent (genealogy)

In genealogy and in phylogenetic studies of evolutionary biology, antecedents or antecessors are predecessors in a family line.

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In phylogenetics, an autapomorphy is a distinctive feature, known as a derived trait, that is unique to a given taxon.

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Bulgarian language

No description.

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Cerebral cortex

The cerebral cortex is the largest region of the cerebrum in the mammalian brain and plays a key role in memory, attention, perception, cognition, awareness, thought, language, and consciousness.

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Czech language

Czech (čeština), historically also Bohemian (lingua Bohemica in Latin), is a West Slavic language of the Czech–Slovak group.

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The Devonian is a geologic period and system of the Paleozoic, spanning 60 million years from the end of the Silurian, million years ago (Mya), to the beginning of the Carboniferous, Mya.

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Dzungaria (also spelled Zungaria, Dzungharia or Zungharia, Dzhungaria or Zhungaria, or Djungaria or Jungaria) is a geographical region in northwest China corresponding to the northern half of Xinjiang, also known as Beijiang.

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A finger is a limb of the human body and a type of digit, an organ of manipulation and sensation found in the hands of humans and other primates.

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Homology (biology)

In biology, homology is the existence of shared ancestry between a pair of structures, or genes, in different taxa.

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Index finger

The index finger (also referred to as forefinger, first finger, pointer finger, trigger finger, digitus secundus, digitus II, and many other terms), is the first finger and the second digit of a human hand.

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Italian language

Italian (or lingua italiana) is a Romance language.

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Limb (anatomy)

A limb (from the Old English lim), or extremity, is a jointed, or prehensile (as octopus arms or new world monkey tails), appendage of the human or other animal body.

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Limusaurus (meaning "mud lizard") is a genus of theropod dinosaur from the Jurassic (Oxfordian stage) Upper Shishugou Formation in the Junggar Basin of western China.

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Little finger

The little finger or pinky finger, also known as the fourth digit or just pinky, is the most ulnar and smallest finger of the human hand, opposite the thumb, and next to the ring finger.

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Lungfish are freshwater rhipidistian fish belonging to the subclass Dipnoi.

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Middle finger

The middle finger, long finger, or tall finger is the third digit of the human hand, located between the index finger and the ring finger.

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Nail (anatomy)

A nail is a horn-like envelope covering the tips of the fingers and toes in most primates and a few other mammals.

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Panderichthys is a genus of extinct sarcopterygian (lobe-finned fish) from the late Devonian period, about 380 Mya.

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Persian language

Persian, also known by its endonym Farsi (فارسی), is one of the Western Iranian languages within the Indo-Iranian branch of the Indo-European language family.

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Phalanx bone

The phalanges (singular: phalanx) are digital bones in the hands and feet of most vertebrates.

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Polish language

Polish (język polski or simply polski) is a West Slavic language spoken primarily in Poland and is the native language of the Poles.

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Polydactyly or polydactylism, also known as hyperdactyly, is a congenital physical anomaly in humans and animals resulting in supernumerary fingers and/or toes.

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Polydactyly in early tetrapods

Polydactyly in early tetrapods should here be understood as having more than five digits to the finger or foot, a condition that was the natural state of affairs in the very first tetrapods.

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Portuguese language

Portuguese (português or, in full, língua portuguesa) is a Western Romance language originating from the regions of Galicia and northern Portugal in the 9th century.

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Primary motor cortex

The primary motor cortex (Brodmann area 4) is a brain region that in humans is located in the dorsal portion of the frontal lobe.

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Primary somatosensory cortex

The primary somatosensory cortex is located in the postcentral gyrus, and is part of the somatosensory system.

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Ring finger

The ring finger is the finger on which it is the custom in a particular culture for a wedding ring to be placed during a wedding ceremony and on which the wedding ring is subsequently worn to indicate the status of the wearer as a married person.

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Russian language

Russian (rússkiy yazýk) is an East Slavic language, which is official in Russia, Belarus, Kazakhstan and Kyrgyzstan, as well as being widely spoken throughout Eastern Europe, the Baltic states, the Caucasus and Central Asia.

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The Sarcopterygii or lobe-finned fish (from Greek σαρξ sarx, flesh, and πτερυξ pteryx, fin) – sometimes considered synonymous with Crossopterygii ("fringe-finned fish", from Greek κροσσός krossos, fringe) – constitute a clade (traditionally a class or subclass) of the bony fish, though a strict cladistic view includes the terrestrial vertebrates.

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Sharks are a group of elasmobranch fish characterized by a cartilaginous skeleton, five to seven gill slits on the sides of the head, and pectoral fins that are not fused to the head.

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Spanish language

Spanish or Castilian, is a Western Romance language that originated in the Castile region of Spain and today has hundreds of millions of native speakers in Latin America and Spain.

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Supplementary motor area

The supplementary motor area (SMA) is a part of the primate cerebral cortex that contributes to the control of movement.

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Syndactyly (from Greek συν- meaning "together" and δακτυλος meaning "finger") is a condition wherein two or more digits are fused together.

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Tagalog language

Tagalog is an Austronesian language spoken as a first language by a quarter of the population of the Philippines and as a second language by the majority.

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The superclass Tetrapoda (from Greek: τετρα- "four" and πούς "foot") contains the four-limbed vertebrates known as tetrapods; it includes living and extinct amphibians, reptiles (including dinosaurs, and its subgroup birds) and mammals (including primates, and all hominid subgroups including humans), as well as earlier extinct groups.

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Theropoda (or, from Greek θηρίον "wild beast" and πούς, ποδός "foot") or theropods are a dinosaur suborder characterized by hollow bones and three-toed limbs.

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The thumb is the first digit of the hand.

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Tiktaalik is a monospecific genus of extinct sarcopterygian (lobe-finned fish) from the late Devonian period, about 375 MYA (million years ago), having many features akin to those of tetrapods (four-legged animals).

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Toes are the digits of the foot of a tetrapod.

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Transitional fossil

A transitional fossil is any fossilized remains of a life form that exhibits traits common to both an ancestral group and its derived descendant group.

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Turkish language

Turkish, also referred to as Istanbul Turkish, is the most widely spoken of the Turkic languages, with around 10–15 million native speakers in Southeast Europe (mostly in East and Western Thrace) and 60–65 million native speakers in Western Asia (mostly in Anatolia).

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Vertebrates comprise all species of animals within the subphylum Vertebrata (chordates with backbones).

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[1] https://en.wikipedia.org/wiki/Digit_(anatomy)

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