交尾刺
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從雄性Capillaria aerophila後端的鞘膜(spicular sheath)伸出的交尾刺
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雄性Capillaria plectropomi尾端的交尾刺電顯圖。圖中可見角質狀的鞘膜以及向後突出的交尾刺
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圖中較背景顏色深的是雄性Pterygodermatites baiomydis的交尾刺,以C字形向左延伸出
雄性線蟲擁有一至二個交尾刺,能夠打開雌性線蟲的陰戶,協助雄蟲的授精,而非直接利用交尾刺授精。[2][3] 在授精過程中,雄性線蟲會依賴另一個稱作引帶的性器官來引導交尾刺。
參考資料
- Cheng, Thomas C. 2nd. Oxford: Elsevier Science. 1986: 479 [2018-03-17]. ISBN 0323140106. (原始内容存档于2019-09-12).
- Gaugler, edited by Randy; Bilgrami, Anwar L. . Wallingford: CABI. 2004: 136–138 [2018-03-17]. ISBN 0851999557. (原始内容存档于2019-09-11).
- Chitwood, B. G. & Chitwood, M. B. (1950). Introduction to Nematology (Vol. 1). Baltimore: Monumental Printing Co.doi:10.5962/bhl.title.7355 (Function of spicule: pages 123-124)
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