spuriae

spuriae

(ˈspʊərɪiː)
pl n
the feathers on the bastard wing of a bird
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
There were 13 pairs of ribs; the first seven pairs were sternal (costae verae) and the remaining six pairs were asternal (costae spuriae) of which the last 2-3 pairs were floating ribs (costae fluctuantes) having no distinct attachment to the costal arch.