apterium

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apterium

a zone of a bird's skin carrying no feathers or down. The tracts of feathers, carry contour feathers and semiplumes. There are 47 named apteria, e.g. the caudal ventral, the caudal, the postauricular. Called also pterylae.

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No references found			apragmatism apramycin apraxia aprepitant APRES Apresoline APRICOT aprindine aprinocid aprobarbital aprobarbitone Aproctella aproctia apron aprons aprosody aprosopia aprotinin APS APSAC APSGN apsoric Apt test APTA Aptenodytes apterium Apteryx aptitude aptitude test Aptivus APTT aptyalia aptyalism APUD APUD cell APUD cells APUD system apudoma Apulian Podolian cattle apurinic-apyrimidinic (AP) endonuclease apus apyogenic apyogenous apyrase apyretic apyrexia apyrogenic AQ Aq. Aq. dest. AQR			Aptech Aptech Computer Certified Professional Apted Apted Apted Apted Apted, Michael APTEE APTEI Aptekarskii Prikaz Aptekman, Osip Aptekman, Osip Vasilevich APTEL APTEN Aptenodytes Aptenodytes Aptenodytes forsteri Aptenodytes forsteri Aptenodytes patagonica Aptenodytes patagonicus APTEPF Apter Apter Apter Apter Aptera apteral apteral Apteran Apteria apterium apterous apterous Apteryges apterygial Apterygidae Apterygidae Apterygidae Apterygidae Apterygiformes Apterygiformes Apterygiformes Apterygiformes Apterygota Apterygota Apterygote Apterygote apterygotes apterygotes apteryx apteryx apteryx apteryx APTES aptest aptest aptest aptest APTF APTG APTH

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