Family Cirratulidae

Species: Tharyx dorsobranchialis Kirkegaard 1959 References: Bolivar (1990)

Environment: Middle continental shelf Depth: 38–49 m

Coordinates: 26°44'S / 48°26'W, 26°49'S / 48°15'W Museum: MCBM-BPO-525

Species: Tharyx sp. C

References: Bolivar (1990)

Environment: Middle continental shelf Depth: 50 m

Coordinates: 25°57'S / 47°49'W

Museum: MCBM-BPO-520

Note: This material needs to be revised. It is probably a new species.

Species: Timarete sp. A

References: Bolivar (1990)

Environment: Middle continental shelf Depth: 50 m

Coordinates: 25°57'S / 47°49'W

Museum: MCBM-BPO-540

Note: This material needs to be revised. It is probably a new species.