Dictionary » C » Crescent



1. Any figure of the shape of the moon in its first quarter.

2. The figure made by the gray columns or cornua on cross-section of the spinal cord.

Synonym: malarial crescent.

Origin: L. Cresco, pp. Cretus, to grow

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Cone snail

... is this barbed appendage that the critter used to poke my thumb? It is not well seen in the image, but the "tail" is hard, barbed and crescent-shaped and not visible unless the animal lashes out. The animal also used it to turn itself into correct position, if I placed it on its "back". ...

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by biohazard
Tue Jun 05, 2012 9:47 am
Forum: Zoology Discussion
Topic: Cone snail
Replies: 4
Views: 6284

Help about Extinct Animals?

http://www.amonline.net.au/mammals/images/collections/200/extinct_wallaby_01.jpg Specimen of a Crescent Nailtail Wallaby specimen, Onychogalea lunata, collected from Western Australia in 1929 when the species was still considered to be common. http://www.nhm.ac.uk/visit-us/history-architecture/architecture-tour/extinct-giants/images/vu-hist-arch-tour-extinct-giant-img_6172_1.jpg ...

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by sachin
Wed Nov 15, 2006 5:27 pm
Forum: Evolution
Topic: Help about Extinct Animals?
Replies: 11
Views: 42270

The Fiber Disease

... that responded favourably to itraconazole. Hartuk, There may be evidence of healing of previous 'callus' type (individual fluke shaped or crescent shaped, formation), as described by Cliff Mickelson. Is that right Hartuk? It is hard to tell from a photograph, but, (going by what are possibly ...

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by Cilla
Thu Jul 20, 2006 7:10 pm
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 6269154

Re: Red blood cells

... mammals? NO NO NO NO NO!!!!!!! Some are spherical (dogs, cats, humans...most really), but some are elyptical, some are tear drop shape, some are crescent shaped and some are oval shape... True, mammals have NO nucleus where birds and reptiles do. llama RBC's http://www.diaglab.vet.cornell.edu/clinpath/modules/rbcmorph/images/n-llam.jpg ...

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by cardiorrhexis
Mon Mar 20, 2006 4:54 am
Forum: Cell Biology
Topic: Red blood cells
Replies: 8
Views: 12504

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