hectocotylus
/ˌhektəʊˈkɒtɪləs/noun
(pl. hectocotyli /-laɪ/)
- Zoology a modified arm used by male octopuses and some other cephalopods to transfer sperm to the female【动】交接腕, 化茎腕。
词源
mid 19th cent.: modern Latin, from hecto- 'hundred' + Greek kotulē 'hollow thing', a name given by Cuvier to what he mistakenly took to be a genus of parasitic worms.