Dardanus megistos (Herbst, 1804)

Malay, Maria Celia (Machel) D., Rahayu, Dwi Listyo & Chan, Tin-Yam, 2018, Hermit crabs of the genera Calcinus Dana, Clibanarius Dana, and Dardanus Paul’son from the PANGLAO 2004 Expedition, with description of a new species and a checklist of the hermit crabs of the Philippines (Crustacea: Anomura: Paguroidea), Raffles Bulletin of Zoology 66, pp. 23-65 : 51

Dardanus megistos (Herbst, 1804)

( Fig. 4C )

Cancer megistos Herbst, 1804: 28 , Fig. 1 , pl. 61 (type locality unknown).

Pagurus punctulatus – Estampador, 1937: 503; Yap-Chiongco, 1938: 197–198; Estampador, 1959: 50.

Pagurus megistos – Fize & Serène, 1955: 160–166, Fig. 24, pl. 4 nos. 1–3.

Dardanus megistos – Haig & Ball, 1988: 166; Cassidy, 2005: 112–114, Figs. 13–14; McLaughlin et al., 2007: 94–95, 2 unlabellled figures.

Material examined. 1 male SL 12.2 mm ( ZRC), stn M7, Momo Beach, Panglao I., 9°36.1′N, 123°45.2′E, 0–3 m, 1.vi.2004 ; 1 male SL 11.0 mm ( ZRC), stn M8, Doljo, north coast, Panglao I., 9°35.4′N, 123°44.3′E, 0–1 m, 2.vi.2004 ; 1 male SL 26.2 mm ( ZRC), stn N4, Alona Reef, Panglao I., 9°32.9′N, 123°46.9′E, 15–20 m, 10.vi.2004 ; 1 male 25.0 mm ( ZRC), Balicasag I.,from tangle nets, 50–500 m, 28.xi.2001 .

Habitat. Intertidal to subtidal, 0 to approximately 50 m deep, reef flats, seagrass beds, mangrove areas, and reef slopes, on rocky substrates.

Figures

Fig. 4. A, Dardanus sanguinolentus (Quoy & Gaimard, 1824). Female ovig. SL 6.3 mm, stn R6; B, Dardanus balhibuon, n. sp. Holotype female SL 14.3 mm, stn R38, NMCR 40109, preserved colouration; C, Dardanus megistos (Herbst, 1804). Male SL 11.0 mm, stn M8; D, Dardanus pedunculatus (Herbst, 1804). Male SL 13.4 mm, stn N3; E, Dardanus scutellatus. Male SL 9.8 mm, stn D12; F, Dardanus woodmasoni (Alcock, 1905). Male SL 5.8 mm, stn R76.

Fig. 1. A, Calcinus elegans (H. Milne Edwards, 1836). Male SL 10.0 mm, stn M1; B, Calcinus fuscus Malay, Komai & Chan, 2012. Male SL 4.1 mm, stn B42; C, Calcinus gaimardii (H. Milne Edwards, 1848). Female SL 5.6 mm, stn R14; D, Calcinus laevimanus (Randall, 1840). Male SL 4.4 mm, stn M2; E, Calcinus latens (Randall, 1840). Male SL 3.0 mm, stn R1; F, Calcinus lineapropodus Morgan & Forest, 1991. Male SL 4.5 mm, stn R16; G, Calcinus minutus Buitendijk, 1937. Male SL 4.7 mm, stn R10; H, Calcinus morgani Rahayu & Forest, 1999. Female ovig SL 4.8 mm, stn M2.