153. Mesostygarctus spiralis Hansen, Kristensen & Jørgensen, 2012

Mesostygarctus spiralis nov. sp. (Hansen et al. 2012)

Terra typica: Tasman Sea (Australia)

Tasman Sea:

• 34°10′S, 151°10′E [33°51′S, 151°16′E]; 0 m bsl: [FAO81] Type Locality: Australia, New South Wales State, Sidney Harbour, rocky shore of Nelson Park [Nielsen Park], intertidal, carbonate sand originating mostly from eroded serpulids and shell plates of barnacles. Hansen et al. (2012)

Record numbers (Sea/Ocean classification): Tasman Sea: 1; total: 1

Record numbers (FAO classification): FAO81: 1; total: 1.

Remarks: This is a recently described species known only from the type locality.