175. Stygarctus spinifer Hiruta, 1985
Stygarctus spinifer sp. nov. (Hiruta 1985) Terra typica: Pacific Ocean (Japan, Asia)
Pacific Ocean:
• 47°41.6′N, 122°24.3′W / 47°42′N, 122°24′W; 0 m bsl: [FAO67] USA, Washington State, King County, Shilshole Bay, Puget Sound, N of Seattle, Golden Gardens Park, Meadow Point, intertidal, 0–60 cm deep in sand, medium coarse sand. Pollock (1989)
• 42 ° 59′N, 144° 23′E; 0 m bsl: [FAO61] Type Locality: Japan, Hokkaido Prefecture, Kushiro, interstitial. Hiruta (1985)
• 38°17.0′N, 123°2.0′W [38°18′N, 123°03′W]; 0 m bsl: [FAO77] USA, California State, Sonoma County, N of the parking area at Bodega Head, 0–60 cm deep in sand, well-sorted coarse or fine sand (mean phi grains = 2.545). Pollock (1989)
• 35°59.0′N, 121°30.0′W / 35°59′N, 121°30′W; 0 m bsl: [FAO77] USA, California State, Monterey County, Los Padres National Forest, Mill Creek Picnic Area, Big Sur coastline, 0–60 cm deep in sand, sand. Pollock (1989)
Record numbers (Sea/Ocean classification): Pacific Ocean: 4; total: 4.
Record numbers (FAO classification): FAO61: 1, FAO67: 1, FAO77: 2; total: 4.
Remarks: This is an interstitial and intertidal species known from a few Pacific beaches, 0–60 cm deep in sand.