dorsal spine
1. (G.T.).
2. (ARTHROPODA: Crustacea)
In Ostracoda, sometimes prominent, solid or hollow, pointed projection on the dorsal valve margin.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • dorsal spine — (Order Euphausiacea): Spine [Stachowitsch, 1992] …   Crustacea glossary

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  • spine of the scapula — n a projecting triangular bony process on the dorsal surface of the scapula that divides it obliquely into the area of origin of parts of the supraspinatus and infraspinatus muscles and that terminates in the acromion …   Medical dictionary

  • Spine of scapula — Infobox Bone Name = Spine of scapula Latin = spina scapulae GraySubject = 50 GrayPage = 203 Caption = Left scapula. Lateral view. (Spine labeled at upper right.) Caption2 = Left scapula. Dorsal surface. (Spine labeled at center top, projecting… …   Wikipedia

  • Spine — 1) The column of bone known as the vertebral column, which surrounds and protects the spinal cord. The spine can be categorized according to level of the body: i.e., cervical spine (neck), thoracic spine (upper and middle back), and lumbar spine… …   Medical dictionary

  • spine — ( ) [Baba, 2005]. Carapace, spines, based on Munida. [Baba, 2005] ( ) [Baba, 2005]. Anterior part of carapace, including ocular peduncles, based on Munidopsis. [Baba, 2005] A cuticular outgrowth without a recognizable basal articulation [Ingle,… …   Crustacea glossary

  • Dorsal scapular nerve — Nerve: Dorsal scapular nerve The right brachial plexus with its short branches, viewed from in front. (Dorsalis scapulae labeled at left, second from top.) Latin nervus dorsalis scapulae Gray s …   Wikipedia

  • dorsal spur — 1. (G.T.). 2. (ARTHROPODA: Insecta) In Syrphidae larvae, a pointed spine or ridge like elevation of the posterior spiracular plate mesad to the circular plate …   Dictionary of invertebrate zoology

  • spine — A nonstructural fairing along the dorsal center line of the aircraft covering pipes, controls, and other services. In some cases, it is merely a drag reducing fairing linking the canopy to the fin …   Aviation dictionary

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