Shell Family of Taiwan
Argonautidae 船蛸科contain3 species in Taiwan,show1 - 3
Argonautidae 船蛸科Body muscular. Females much larger than males. Arm I of females has a broad membrane which produces a shell for brooding eggs. Mantle of female dome-shaped with smooth surface. Fins absent. Mantle opening wide. Arms II-IV thin without webs. Arm suckers in 2 rows. Right Arm III of male hectocotylized with a wipe-like elongation distally. This portion autotomizes during copulation.
Senitfic Name
Chinese Name
 Argonauta argo 扁船蛸  Linnaeus, 1758  
 Argonauta gruneri   Dunker, 1852  
 Argonauta hians 闊船蛸  (Lightfoot, 1786)