FIGURE 4. Idiosepius hallami n in A new pygmy squid, Idiosepius hallami n. sp. (Cephalopoda: Idiosepiidae) from eastern Australia and elevation of the southern endemic 'notoides' clade to a new genus, Xipholeptos n. gen.

FIGURE 4. Idiosepius hallami n. sp. a, SEM, portion of radula, female paratype, AM C.269808, 9.9 mm ML. b, SEM, enlargement of portion of radula, same specimen. c, SEM upper beak, dorsal view, male paratype, AM C.456837, 9.4 mm ML. d, lower beak, ventral view, same specimen, scale bar 0.3 mm. Scale bars: a = 40 µm; b = 20 µm; c, d = 0.3 mm.