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Long bone that serves as a strut between the scapula and the sternum
called the trapezoid line and a tubercle; the conoid tubercle for attachment with the trapezoid and the conoid ligament, part of the coracoclavicular ligament
Clavicle
Ruled surface made of lines parallel to a plane and intersecting an axis
In geometry a conoid (from Greek κωνος 'cone' and -ειδης 'similar') is a ruled surface, whose rulings (lines) fulfill the additional conditions: (1)
Conoid
Right conoid ruled surface
In geometry, Plücker's conoid is a ruled surface named after the German mathematician Julius Plücker. It is also called a conical wedge or cylindroid;
Plücker's_conoid
Work by Archimedes
On Conoids and Spheroids (Ancient Greek: Περὶ κωνοειδέων καὶ σφαιροειδέων) is a surviving work by the Greek mathematician and engineer Archimedes (c. 287
On_Conoids_and_Spheroids
Ligament of the shoulder girdle
The conoid ligament is the posterior and medial fasciculus of the coracoclavicular ligament. It is formed by a dense band of fibers, conical in form, with
Conoid_ligament
Greek mathematician and physicist (c. 287 – 212 BC)
(Quadrature of the Parabola, On the Sphere and Cylinder, On Spirals, On Conoids and Spheroids) that he had previously used the method of exhaustion to
Archimedes
Ruled surface made of lines orthogonal to an axis
In geometry, a right conoid is a ruled surface generated by a family of straight lines that all intersect perpendicularly to a fixed straight line, called
Right_conoid
American furniture maker and architect
Freeman's design auction when a Claro walnut dining table and set of eight Conoid chairs in the studio's signature style sold for $150,000. Her daughter,
Mira_Nakashima
Method of feeding in some heterotrophic organisms
cell wall and/or cell membrane of a prey cell, using a feeding tube (the conoid), to suck out and digest the cellular contents. This particular class of
Myzocytosis
Non-orientable surface with one edge
horizontal plane around the origin as it moves up and down, forms Plücker's conoid or cylindroid, an algebraic ruled surface in the form of a self-crossing
Möbius_strip
Oblique line for trapezoid ligament
From the conoid tubercle, an oblique ridge, the trapezoid line, trapezoid ridge, or oblique, runs forward and lateralward, and affords attachment to the
Trapezoid_line
Phylum of parasitic alveolates
apical complex consists of a set of spirally arranged microtubules (the conoid), a secretory body (the rhoptry) and one or more polar rings. Additional
Apicomplexa
Form of vaulting
the ribs are all of the same curve and spaced equidistantly, creating a conoid structure in a manner resembling a fan. The initiation and propagation of
Fan_vault
Class of single-celled organisms
gregarines. All members of this class have a complete, hollow, truncated conoid. Gregarines tend to parasitize invertebrates with the mature gamonts being
Conoidasida
Historic house in Pennsylvania, United States
elements. The main buildings of the studio are the Conoid Studio and the Arts Building. The Conoid Building, which Nakashima built in 1960, is a distinctive
George Nakashima House, Studio and Workshop
George_Nakashima_House,_Studio_and_Workshop
Apicomplexa life cycle
Cellular structure of a typical, generalised apicomplexan: 1-polar ring, 2-conoid, 3-micronemes, 4-rhoptries, 5-nucleus, 6-nucleolus, 7-mitochondria, 8-posterior
Apicomplexan_life_cycle
Schwarz minimal surface Triply periodic minimal surface Catalan surface Right conoid Conical surface Helicoid Developable rollers (sphericon, oloid) Hyperboloid
List_of_surfaces
Architectural term for an arched roof
cloisters, where the introduction of the fan vault, forming a concave-sided conoid, returned to the principles of the Roman geometrical vault. This is further
Vault_(architecture)
Ancient Greek mathematician (fl. 300 BC)
(Euclid) Elements (Euclid) Little Astronomy Measurement of a Circle On Conoids and Spheroids On the Sizes and Distances (Aristarchus) On Sizes and Distances
Euclid
Right conoid ruled surface
handle of the umbrella). Whitney's umbrella is a ruled surface and a right conoid. It is important in the field of singularity theory, as a simple local model
Whitney_umbrella
Right conoid ruled surface
use Cartesian methods to study conic sections. Plücker's conoid Ruled surface Right conoid Abbena, Elsa; Salamon, Simon; Gray, Alfred (21 June 2006)
Wallis's_conical_edge
Protrusion on the scapula
of the coracoid process is a rough impression for the attachment of the conoid ligament; and running from it obliquely forward and laterally, on to the
Coracoid_process
Surface containing a line through every point
cylinder or cone, a conical surface with elliptical directrix, the right conoid, the helicoid, and the tangent developable of a smooth curve in space. A
Ruled_surface
Mathematical shape
passes through that point. The helicoid is also a ruled surface (and a right conoid), meaning that it is a trace of a line. Alternatively, for any point on
Helicoid
American architect (1905–1990)
Conoid Bench (1977) by George Nakashima at the Renwick Gallery in Washington, DC in 2022
George_Nakashima
tachyzoites enclosed in a parasitophorous vacuolar membrane (pvm). Note conoid (co), micronemes (mn), rhoptries (ro) with honey-combed contents, and a
Parasitophorous_vacuole
Genus of single-celled organisms
micropores. Both Colpodella and Perkinsus species have open sided truncated conoids (sometimes called pseudoconoids), rhoptries that occupy the length of the
Colpodella
Klein icosahedral surface Fermat cubic Monkey saddle Parabolic conoid Plücker's conoid Whitney umbrella Châtelet surfaces Dupin cyclides, inversions of
List of complex and algebraic surfaces
List_of_complex_and_algebraic_surfaces
List of terms related to protist research
apicomplexans, used for penetrating host cells. It is normally composed of the conoid, one or more pre-conoidal rings, the polar ring, and the secretory rhoptries
Glossary_of_protistology
Problem of constructing equal-area shapes
(Euclid) Elements (Euclid) Little Astronomy Measurement of a Circle On Conoids and Spheroids On the Sizes and Distances (Aristarchus) On Sizes and Distances
Squaring_the_circle
Chapel to Mary in Westminster Abbey
the wall, are spaced equidistant from each other, forming conoid shapes. The resulting conoids, however, require great compressive forces to keep shape
Henry_VII_Chapel
Attachment organelle of archigregarine cells
mucron is located at the anterior (apical) end of the cell and comprises the conoid, rhoptries, apical polar ring(s), and a large food vacuole (also called
Mucron
All Latin and Greek roots beginning with G
Greek κῶνος (kônos), κωνικός (kōnikós) conic, conical, conicoid, conodont, conoid, conoscope, orthocone, orthoconic, polyconic condi- season Latin condire
List of Greek and Latin roots in English/A–G
List_of_Greek_and_Latin_roots_in_English/A–G
Mathematics of Ancient Greece and the Mediterranean, 5th BC to 6th AD
(Euclid) Elements (Euclid) Little Astronomy Measurement of a Circle On Conoids and Spheroids On the Sizes and Distances (Aristarchus) On Sizes and Distances
Ancient_Greek_mathematics
Family of apicomplexan protists
eight flagellated microgametes Zygote is motile (known as an ookinete) Conoid present in ookinete stage only Sporozoites naked in oocyst (that is without
Plasmodiidae
All of an individual plant's aboveground parts
The major types for trees are the excurrent branching habit resulting in conoid shapes and decurrent (deliquescent) branching habit, resulting in round
Crown_(botany)
Ancient Greek mathematician
(Euclid) Elements (Euclid) Little Astronomy Measurement of a Circle On Conoids and Spheroids On the Sizes and Distances (Aristarchus) On Sizes and Distances
Leon_(mathematician)
barbarahepworth.org.uk. Retrieved 9 July 2026. "Conoid, Sphere and Hollow I". MoMA. Retrieved 28 July 2026. "Conoid, Sphere and Hollow III". barbarahepworth
List of sculptures by Barbara Hepworth
List_of_sculptures_by_Barbara_Hepworth
Ligament from the clavicle (collarbone) to the scapula (shoulder blade)
quadrilateral. Its anterior border is free; its posterior border is joined with the conoid ligament, the two forming, by their junction, an angle projecting backward
Trapezoid_ligament
2002 audio documentary
Aphex Twin (remixed By Black Lung) 3:11 9. "Call to Prayer" 3:49 10. "Conoid Tones" (Excerpt) Higher Intelligence Agency 6:54 11. "No News Is Good News"
The Fire This Time (audio documentary)
The_Fire_This_Time_(audio_documentary)
Shoulder junction between the scapula and the clavicle
deficient. The coracoclavicular ligament, which consists of two ligaments, the conoid and the trapezoid ligaments. The coracoclavicular ligament serves to connect
Acromioclavicular_joint
Thermal complex in Hammam Debagh, Algeria
ailments such as rheumatism and arthritis. The site also features numerous conoid formations. Side view of the hot springs Another view of the springs Source
Hammam_Maskhoutine
Railway station in Manchester, England
The station has three overlapping conoid structures although they are only viewable from above. The light conoid roofs allow for a column-free interior
Manchester Oxford Road railway station
Manchester_Oxford_Road_railway_station
Architectural element similar to the hollow upper half of a sphere; there are many types
of domical architecture, including wooden domes in shapes described as "conoid", or similar to pine cones. When the Arab Muslim forces conquered the region
Dome
(Don't X-ray da DAT mix) 1994 シェイプレス The Higher Intelligence Agency Speech3 (Conoid Tone Reformed by Autechre) 1994 Reform Palmskin Productions Evolution of
Autechre_discography
German mathematician and physicist (1801–1868)
of Berlin University of Paris University of Marburg Known for Plücker's conoid Plücker coordinates Plücker embedding Plücker formula Plücker matrix Plücker
Julius_Plücker
Book series published by Encyclopædia Britannica
by Thomas Heath) On the Sphere and Cylinder Measurement of a Circle On Conoids and Spheroids On Spirals On the Equilibrium of Planes The Sand Reckoner
Great Books of the Western World
Great_Books_of_the_Western_World
Clade of protists
trichocysts, rhoptries, micronemes, a polar ring and a coiled open sided conoid. While the common ancestor of alveolates may also have possessed some of
Alveolate
Quadric surface with one axis of symmetry and no center of symmetry
common plane, but not to each other. Hence the hyperbolic paraboloid is a conoid. These properties characterize hyperbolic paraboloids and are used in one
Paraboloid
Type of cargo steamship
sides met inboard. The bow and stern were nearly identical in shape, both conoid, truncated to end in a relatively small disc. The superstructure atop the
Whaleback
Three-dimensional solid
cylindroids, but that name is ambiguous, as it can also refer to the Plücker conoid. If ρ {\displaystyle \rho } has a different sign than the coefficients,
Cylinder
Italian painter, mathematician and geometer (c. 1414 – 1492)
of Archimedes: On the Sphere and Cylinder, Measurement of a Circle, On Conoids and Spheroids, On Spirals, On the Equilibrium of Planes, The Quadrature
Piero_della_Francesca
Species of gastropod
shell varies between 25 mm and 50 mm. The solid, imperforate shell has a conoid shape. It is more or less elevated. The 5-6 whorls are obliquely radiately
Astralium_stellare
legs.) Torus Dupin cyclide (inversion of a torus) Whitney umbrella Right conoid (a ruled surface) Apollonian gasket Apollonian sphere packing Blancmange
List_of_mathematical_shapes
French mathematician (1803–1855)
Sturm–Liouville theory Sturm–Picone comparison theorem Speed of sound Sturm's conoid Awards Légion d'Honneur (1837) Copley Medal (1840) Scientific career Fields
Jacques Charles François Sturm
Jacques_Charles_François_Sturm
Species of gastropod
the shell attains 7.8 mm. (Original description) The shell is smaller and conoid, with the margins of the more or less elevated spire appearing excurvate
Anachis_nigrofusca
Mathematical concept
a Catalan surface intersect a fixed line, then the surface is called a conoid. Catalan proved that the helicoid and the plane were the only ruled minimal
Catalan_surface
Medical condition
ligaments that form the coracoclavicular ligaments are the trapezoid and conoid ligaments. These three ligaments add support to the shoulder joint.[citation
Separated_shoulder
Species of gastropod
It consists of ten whorls, which include a small, smooth, and typically conoid multispiral protoconch of three whorls, followed by a transition of a half-whorl
Austrotoma_finlayi
Medical condition
pectoralis minor, and sternohyoid. The ligaments involved include the conoid ligament and trapezoid ligament. Incidents that may lead to a clavicle fracture
Clavicle_fracture
Species of gastropod
the family Trochidae, the top snails. The pseudo-umbilicate shell has a conoid shape. It is white with green radial bands. It can also be yellow or gray
Clanculus_depictus
Species of gastropod
4 mm, its diameter also 4 mm. The small, imperforate, greenish shell has a conoid shape. It contains minute, transverse striae. The apex is obtuse. The 41⁄2
Peasiella_isseli
produces 8 flagellated microgametes zygote is motile (known as an ookinete) conoid present in ookinete stage only sporozoites naked in oocyst (that is without
List_of_Plasmodium_species
Species of gastropod
the shell attains 14 mm, its diameter 16 mm. The perforate shell has a conoid shape with an acute apex and 6½ whorls. The first whorl is rosy, the following
Clanculus_largillierti
Chantiers Dubigeon Nantes France For Confederate States Navy. 27 January Conoid Brigantine Messrs. Carnegie & Matthews Peterhead United Kingdom For Messrs
List_of_ship_launches_in_1865
Species of gastropod
(Euninella) The length of the shell varies between 50 mm and 75 mm. The conoid, imperforate shell is spirally lirate. It is smooth, pale flesh colored
Turbo_laetus
1673 book on pendular motion by Christiaan Huygens
parabola, and history of the problem. 9b-e Circle areas equal to surfaces of conoids; rectification of the parabola equal to quadrature of hyperbola; approximation
Horologium_Oscillatorium
Species of gastropod
varies between 9 mm and 15 mm. The thick, narrowly perforate shell has a conoid shape with an acute apex and 7½ whorls. The first one is rosy, smooth, the
Clanculus_flosculus
Species of gastropod
39 in).[citation needed] (Original description in Latin) The shell has a conoid-depressed shape and is rather thin, showing serial hairs. It is reddish
Alcadia_incrustata
Species of gastropod
prominently open umbilicus, with a regularly conical shape. It appears low conoid above and convex beneath. The shell exhibits a rather thin, pale, and translucent
Aegista_impexa
Species of gastropod
Original description (translated from Latin): The shell is deeply chinked, conoid-lenticular (shaped like a cone and a lens), and somewhat solid, with a sharp
Anostoma_carinatum
Species of tree snail
imperforate, and sinistral, presenting an oval-elongated shape. The spire appears conoid, comprising six and a half almost flat whorls that are separated by a linear
Amphidromus_mirandus
Species of gastropod
5 mm, its diameter 10 mm. The imperforate, oblique shell has a depressed-conoid shape. It is light green, radiately flamulate above with wide zigzag dark
Monodonta_perplexa
Number of stacked spheres in a pyramid
doi:10.1007/978-1-4612-5759-2, ISBN 978-1-4612-5761-5 Archimedes, On Conoids and Spheroids, Lemma to Prop. 2, and On Spirals, Prop. 10. See "Lemma to
Square_pyramidal_number
Species of gastropod
arched, fold-like striae and is likely horn-colored. The spire is shortly conoid and somewhat stepped.There are 4 1/2 whorls that are flattened and slightly
Aulacospira_triptycha
Species of gastropod
shell varies between 18 mm and 45 mm. The orbicular, imperforate shell is conoid with an acute apex. It is of pale flesh-color, maculated with bright rufous
Turbo_gruneri
Genus of parasitic protists in the apicomplex phylum
containing specialized secretory organelles, an apical polar ring, and a conoid are all present within Goussia, and assist in the mechanical invasion of
Goussia
Extinct species of gastropod
height of the shell attains 4 mm. The white, imperforate shell has a high conoid shape. The whorls have revolving ribs, of which the last has about four
Seguenzia_monocingulata
Species of gastropod
6 mm and 9 mm. The umbilicate shell is rather thin and has an orbicular-conoid shape. The six whorls are separated by impressed sutures. The first whorl
Notogibbula_lehmanni
District in Italy
Shigar Valley, Karakoram Himalaya: Gadria is the greatest conventional conoid, dividing the valley at Laas, with Malser Haide exceptional for its running
Vinschgau
Class of single-celled organisms
indicates, Aconoidasida (from Greek: negative prefix a- = "lacking") lack a conoid (they do have one only during the ookinete stage) in contrast to the class
Aconoidasida
Species of snails
dirty white, undefined zone encircles the umbilicus. The spire is broadly conoid and obtuse. The shell comprises 6 to 6.5 convex whorls; the five upper whorls
Figuladra_aureedensis
Species of gastropod
diameter also 10 mm. The rather small, somewhat solid shell is turbinately conoid. It is opaque, reddish rose with indistinct purple spots. The 5½ flat whorls
Clanculus_undatoides
Overview of and topical guide to human anatomy
process Clavicle Acromial end Tuberosity for coracoclavicular ligament Conoid tubercle Trapezoid line Free part of upper limb Humerus Greater tubercle
Outline_of_human_anatomy
Species of sea snail
The shell is medium-sized to moderately large and solid, with a narrowly conoid-cylindrical shape topped by a straight-sided spire of moderate to elevated
Conus_aito
Chapel in Xitun, Taichung, Taiwan
81 m2 chancel, and 44 m2 robing rooms. The church itself is a tent-like conoid structure, with four warped leaves rising to 19.2 m high, establishing itself
Luce_Memorial_Chapel
Historical development of geometry
for his works on geometry, including Measurement of the Circle and On Conoids and Spheroids. His work On Floating Bodies is the first known work on hydrostatics
History_of_geometry
Species of gastropod
waving reddish lines, often divided into three portions in their length. The conoid spire is canaliculated, composed of six whorls, the upper ones very approximate
Maxacteon_flammeus
Species of gastropod
(Original description in Latin and French) The shell is thin. The spire has a conoid shape. It is not much elevated and acuminate at the top. The spire consists
Teretiopsis_thaumastopsis
Species of gastropod
(Original description in Latin) The shell has a broad umbilicus. It is conoid-depressed and is striated. It is smooth with a pale greenish color. The
Zonitoides_hoffmanni
Species of gastropod
its diameter also 2½ mm. The minute, umbilicate shell has an orbiculate-conoid shape. Under a lens it is longitudinally striate. It is shining, whitish
Ethminolia_hemprichii
Species of gastropod
attains 11 mm, its diameter 14 mm. The rather thin, perforate shell has a conoid-depressed shape. Its; coloris very variable, whitish-buff or rosy, brown
Monilea_lifuana
Subgenus of gastropods
Tenorio M.J. & Chaney H.W. (2011) A revision of the status of several conoid taxa from the Hawaiian Islands: Description of Darioconus levieni n. sp
Conus_(Harmoniconus)
Species of gastropod
The size of the shell varies between 12 mm and 24 mm. The solid, globose-conoid shell is umbilicate or subimperforate. It resembles a young Phorcus articulatus
Phorcus_mutabilis
Ligament of the shoulder
It consists of two fasciculi, the trapezoid ligament in front, and the conoid ligament behind. These ligaments are in relation, in front, with the subclavius
Coracoclavicular_ligament
Archaeological site in Greece
of Mediterranean Archaeology 17.2, pp. 191, 2004 Anastasiadou, Maria, "A Conoid from the Malia Seal-Cutter's Workshop", Kadmos, vol. 48, no. 1–2, pp. 185–187
Malia_(archaeological_site)
Architectural style in Britain
imitating ribs. The structure is composed of slabs of stone joined into half-conoids, whose vertices are the springers of the vault. The earliest extant structural
English_Gothic_architecture
Species of sea snail
The shell is around 38 mm in length and white in color. The body whorl is conoid and cylindrical, and slightly convex. The early teleoconch whorls are domed
Conus_brandonensis
Species of gastropod
varies between 9 mm and 23 mm. The umbilicate, moderately thick shell has a conoid shape. The five convex whorls are separated by canaliculate sutures. The
Clanculus_kraussii
Species of gastropod
The size of the shell attains 54 mm. The umbilicate shell has a globose-conoid shape. Its color pattern is green, rufous marbled. The whorls are rounded
Turbo_moluccensis
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