shell apex

См. также в других словарях:

• Apex — may refer to:* Apex of the heart, the lowest superficial part of the heart * Apex (mollusc), the tip of the spire of the shell of a gastropod * Apex (headdress), a pointed piece of olive wood, the base of which was surrounded with a lock of wool …   Wikipedia

• APEX — puede referirse a: Oracle Application Express, una herramienta que se ejecuta sobre una base de datos Oracle. Advanced Photovoltaic Experiment, un satélite de pruebas tecnológicas. APEX™ SOFT SHELL Material textil de The North Face para ropa de… …   Wikipedia Español

• Apex (mollusc) — The apex is a word most often used to mean the tip of the spire of the shell of a gastropod. It is the first formed, and therefore the oldest, part of the shell. To be more precise, the apex would usually be where the tip of the embryonic shell… …   Wikipedia

• shell collecting — ▪ hobby       practice of finding and usually identifying the shells of mollusks, a popular avocation, or hobby, in many parts of the world. These shells, because of their bright colours, rich variety of shapes and designs, and abundance along… …   Universalium

• apex — n.; pl. apexes, apices [L. apex, tip] 1. That portion of any structure opposite the base of attachment; the tip. 2. (ARTHROPODA: Crustacea) The upper angle of the scutum or tergum of certain barnacles. 3. (ARTHROPODA: Insecta) Wing tip. 4.… …   Dictionary of invertebrate zoology

• Gastropod shell — [ 1 umbilicus2 parietal callus3 aperture4 columella5 suture6 whorl7 apex] The gastropod shell is a shell which is part of the body of a gastropod or snail. It is an external skeleton or exoskeleton, which serves not only for muscle attachment,… …   Wikipedia

• Puka shell — Puka shells are pieces of a Cone Snail shell. Puka is the Hawaiian word for hole and refers to the naturally occurring hole in the middle of the shell fragment.The shell of the Cone Snail is cone shaped, and closed at the larger end. While the… …   Wikipedia

• olive shell — 1. any marine gastropod of the family Olividae, having a polished, highly colored, elongated shell and a large mantle that, when extended, surrounds the shell. 2. the shell itself. [1880 85] * * * ▪ marine snail       any of the marine snails… …   Universalium

• Crown shell — Crown Crown (kroun), n. [OE. corone, coroun, crune, croun, OF. corone, corune, F. couronne, fr. L. corona crown, wreath; akin to Gr. korw nh anything curved, crown; cf. also L. curvus curved, E. curve, curb, Gael. cruinn round, W. crwn. Cf.… …   The Collaborative International Dictionary of English

• Dextral shell — Dextral Dex tral, a. [From {Dexter}.] Right, as opposed to sinistral, or left. [1913 Webster] {Dextral shell} (Zo[ o]l.), a spiral shell the whorls of which turn from left right, or like the hands of a watch when the apex of the spire is toward… …   The Collaborative International Dictionary of English

• Equilateral shell — Equilateral E qui*lat er*al, a. [L. aequilateralis; aequus equal + latus, lateris, side: cf. F. [ e]quilat[ e]ral.] Having all the sides equal; as, an equilateral triangle; an equilateral polygon. [1913 Webster] {Equilateral hyperbola} (Geom.),… …   The Collaborative International Dictionary of English