hyponomic sinus sentence in Hindi
Sentences
Mobile
- ""'Mecynoceras " "'is a Late Devonian oncocerid included in the Poterioceratidae, a family of subcircular to compressed exogastric cyrtocones without a hyponomic sinus.
- The peristome ( aperture rim ) has a broad hyponomic sinus-for the hydrojet funnel, ventrolateral projections, dorsolateral sinuses-possibly for the eyes, and probably a mid dorsal sinus.
- "Grimsbyoceras ", named by Foerste in 1926, has a depressed, breviconic shell, with an elliptical transverse aperture, without a hyponomic sinus, and a small, subventral siphuncle.
- The narrow hyponomic sinus, which is an opening for the water-jet funnel by which the animal could move, much as with modern squid and octopods, points toward the lower or ventral side.
- The body chamber of " Stradoceras " is straighter and more slender than the chambered phragmocone; the venter narrowly rounded with a shallow hyponomic sinus; the aperture open, sutures with shallow lateral lobes.
- The aperture, which is constricted, consists of a narrow, vertical slit-like opening extending from the ventral hyponomic sinus to a dorsal sinus and two pairs of lateral sinuses that diverge in the upper portion.
- The juvenile spiral portion has a deep indentation on the ventral side of the aperture for the water-jet funnel, known as a hyponomic sinus, that becomes broad and shallow in the straight-shelled adult portion.
- "Eutrephoceras " is generally subglobular, broadly rounded laterally and ventrally, with a small to occluded umbilicus, broadly rounded hyponomic sinus, only slightly sinuous sutures, and a small siphuncle that is variable in position.
- Ascoceratinae have an exogastric ascoceroid stage characterized by the development of a protruding neck ending at the aperture, both ocular and hyponomic sinuses which form when fully grown, and camerae that are mostly confined to the dorsal half of the shell.
- Flower 1943 : rapidly expanding, apically curved, adorally straight, faintly compressed with ovoid cross section; sutures straight, slightly oblique; exterior with transverse bands and fine longitudinal markings; no hyponomic sinus; siphuncle small, ventral . " M Ord"
- "' Hemiphragmoceratidae "'is a family of endogastrically brevconic oncocerids characterized by elaborately visored apertures in which the hyponomic sinus in mature specimens is on a spout-like process and there may be lateral and dorsal salients . ( Sweet 1964, Flower 1950 ).
- The family has its beginning with the Middle Silurian " "'Protophragmoceras " "', known from a gradually and evenly expanding endogastric shell with an unrestricted aperture, like that of ts cyrtogomphoceratid ancestors, deep sharp hyponomic sinus for the water-jet funnel, and ventral siphuncle, phragmoceratid in character.
- Growth lines are sinuous, show a pronounced hyponomic sinus in the coiled juvenile portion at the apex but almost none at the mature aperture of the orthcone . " Holmiceras " is similar except that its whorls are more loosely coiled and it is known only from the Arenigian whereas " Ancistroceras " ranges through most of the Middle Ordovician.
- Members of the Poterioceratidae are distinguished by a subcircular to compressed exogastric shell ( curved upwardly so as the lower side, the venter, is convex viewed from the side ) that has no hyponomic sinus and a central to subcentral siphuncle composed of subquadrate to nummuloidal segments in which the septal necks are more strongly curved on the upper, or dorsal side.
- Oocerina differs primarily in having an actinosiphonate siphuncle composed of numuloidal ( beaded ) segments . " "'Paroocerina " "'( K288 ), named by Zhurevleva in 1961, is a slender oncoceratid from the Middle and Upper Silurian of eastern Europe and ex-USSR ( Russia ), similar to " Oocerina ", but with a hyponomic sinus.
- More Sentences: 1 2
hyponomic sinus sentences in Hindi. What are the example sentences for hyponomic sinus? hyponomic sinus English meaning, translation, pronunciation, synonyms and example sentences are provided by Hindlish.com.