Ammothella Verril, 1900 Ammothella appendiculata (Dohrn, 1881) — Marcus, 1940c: 89 –91, fig 11a–e (Brazil: Rio de Janeiro, shallow water).— Stock, 1992: 116 (Brazil: São Paulo, Espírito Santo, intertidal to 28 m).— Varoli, 1996: 42 (Brazil: São Paulo). Original name: Ammothea appendiculata —Dohrn, 1881. Syn.: Ammothea (Ammothella) appendiculata —Bouvier, 1923. Holotype: Unknown. Type locality: Santa Lucia, Gulf of Naples, Italy. Ecological note: On Sargassum cymosum C. Agardh and S. rigidulum Kuetzing. Ammothella rugulosa (Verrill, 1900) — Marcus, 1940c: 92 –93, fig 12a–g (Brazil: São Paulo, shallow water).— Stock, 1992: 116 (Brazil: Rio de Janeiro, 34 m). Original name: Ammothea (Ammothella) rugulosa Verrill, 1900. Holotype: Unknown. Type locality: Bailey Bay, Bermuda. Ammothella spinifera Cole, 1904 — Stock, 1992: 116 (Brazil: São Paulo, infralittoral). Holotype: MVZ nº. 19.509. Type locality: San Diego, California, USA. Ecological notes: On rocks, amongst ascidians, bryozoans and sponges, infralittoral zone.

Published as part of Lucena, Rudá Amorim & Christoffersen, Martin Lindsey, 2018, An annotated checklist of Brazilian sea spiders (Arthropoda: Pycnogonida), pp. 101-122 in Zootaxa 4370 (2) on page 105, DOI: 10.11646/zootaxa.4370.2.1, http://zenodo.org/record/1143857