Morphology of Digestive System of Liocichla omeiensis

Morphology of the digestive system of Liocichla omeiensis has been observed preliminarily by naked eyes and dissecting microscope.The results indicate that the tip of the tongue is thin,with many setas,while on the root of the tongue there are many tuber-like structures pointing backside,which are big in the middle but small in both sides.The length of the esophagus of female is 13.2 mm before the crop and 15.5 mm after the crop,while the male is 17.5 mm and 14.7 mm respectively.The crop of female is 7.5 mm in the length,while that of male is 8.4 mm.On the surface of glandular stomach,there are short and small papilla,and the muscular stomach is upgrowth with a flat of developed horniness on the inside.The length of intestine is almost same as long as that of the whole body.The small intestine of the female with 153.7 mm in length and 92.6% of the whole length of the intestine is relatively developed,while the male is 133mm and 95%.The caecum occupys 3.3% of the whole length of the intestine.The large intestine of female is short,only occupying 7.5% of the whole length of the intestine,while the male is only 4.75%.Liver is the biggest digestive gland in the coelom and separates into two parts.The pancreas locating in the flection of the duodenum is thin and long,which divides into three parts.