Day 1976371-372 fig.16.5.q-s.
頭部に2対の目をもち,体前部の無叉型疣足は28対,体後部の背足枝に "mucronate hooded" な単一剛毛をもつ.
新潟沖から報告された G. armigera Moore 1911(Hayashi 1988
),および
九十九湾から記載され,厚岸湾からも報告がある G. nipponica Imajima 1967
(Imajima 1967
, 1994
) とは異なる.
G. capensis の模式産地は南アフリカ False Bay(Day 1967
).
Day, J. H. 1967A Monograph on the Polychaeta of Southern Africa. Trustees of the British Museum (Natural History), 656 (2 volumes). pp. 878.
Hayashi, Isao 1988Vertical distribution of macrobenthic organisms in various sediments of the shelf area in the Sea of Japan with special reference to polychaetous annelids. Nippon Suisan Gakkaishi, 54(12): 2071-2078.
Imajima, Minoru 1967Errant polychaetous annelids from Tsukumo Bay and vicinity of Noto Peninsula, Japan. Bulletin of the National Science Museum, 10(4): 403-441.
Imajima, Minoru 1994Polychaetous annelids of Akkeshi Bay, Hokkaido. Memoirs of the National Science Museum, 27: 105-126.