Four Trematodes from Korean Bats with Descriptions of Three New Species

Abstract

third of body, 0.25 to 0.42 mm in diameter. Sucker ratio 1: 0.67 to 1: 1.39. Pharynx 0.11 to 0.19 mm long by 0.11 to 0.15 mm wide. Esophagus variable in length, sometimes appearing to be absent, at other times very conspicuous depending upon contraction of specimen, when extended, length of esophagus sometimes 1.5 times that of pharynx. Ceca extending into posterior end of body. Genital pore median, midway between posterior edge of cecal bifurcation and anterior edge of acetabulum. Cirrus sac extending from genital pore to mid-ovary or at times to posterior border of ovary. Testes rounded, postequatorial, oblique; anterior testis 0.21 to 0.53 mm in diameter; posterior testis 0.23 to 0.50 mm in diameter. Vitellaria mainly lateral to ceca, overlapping