title: Limbs: gains and losses.
authors.affiliation: Emeritus Scientist-CSIR, Centre of Advanced Study in Geology,Panjab University, Chandigarh 160 014,India. ashok.sahni@gmail.com
authors.forename: Ashok
authors.initials: A
authors.lastname: Sahni
mesh_terms: D000818:Animals; D005075:Biological Evolution; D005121:Extremities; D005580:Fossils