一个胚胎不完全发育,多肢畸形 参见 多指畸形 参考文献 Avian Diseases,多肢畸形 1985 Jan-Mar;29(1):244-5. Polymelia in a broiler chicken., Anderson WI, Langheinrich KA, McCaskey PC.: "A polymelus monster was observed in a 7-week-old slaughterhouse chicken. The supernumerary limbs were smaller than the normal appendages but contained an equal number of digits.". http://www.ncbi.nlm.nih.gov/pubmed/11714039 Polymelia in a calf http://www.ias.ac.in/currsci/jun102001/1447.pdf Polymelia in the toad Bufo melanostictus 額外身體部位 有时,多肢畸形导致多肢畸形。多肢畸形属于肢体畸形(dysmelia)的多肢畸形一类。