pygostyle


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Related to pygostyle: Synsacrum

pygostyle

(ˈpaɪɡəʊˌstaɪl)
n
(Zoology) a vertebral bone in birds
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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All of the rectrical follicles as well as the pygostyle were surgically removed.
Centre of the dish, occiput (atlas) and the pygostyle (region of the caudal vertebrae) were manually marked on a computer screen of each chick on each photograph.
"The structure is called a pygostyle," Persons said.
Persons found that in some species of oviraptor, the last few vertebrae in the tail were fused into a structure called a pygostyle. The only animals that have pygostyles these days are modern birds.
Exotic parts like pygostyle (chicken's buttocks) and testicles are commonly eaten in East Asia and some parts of South East Asia.
The lower corneous beak length (discriminating sex), showed a positive correlation with the non-discriminant variable of beak marking length (p<0.01), base beak width (p<0.01), metatarsal length (p<0.05) and length from beak to pygostyle (p<0.01).
The tail skeleton consists of five or six mobile vertebrae followed by a terminal pygostyle [ILLUSTRATION FOR FIGURE 1B, 2 OMITTED].