Marine Species Identification Portal : Atergatis dilatatus

de Haan, 1835

Carapace more than 1.5 times broader than long. Epibranchial angle of carapace with short obtuse tooth marking extremity of crest of antero-lateral margin; front nearly straight and hardly sinuous with submedian lobes hardly advanced and separated by a feeble sinus. Pterygostomial regions are deeply hollowed. Third maxilliped has external surface covered with long, compact setae. Carapace surface wholly and regularly stippled, except for median part. Colour is a uniform orange to brownish-red without touches of other colour, at least in adults. Attains 80 mm crapace breadth. (Davie 1997)

Type locality: Japan.
Range: Kenya (Serène, 1984); Sri Lanka (Alcock, 1898); Andaman Islands (Alcock, 1898); Japan - (de Haan, 1835), Shimoda (Sakai, 1935), Amakusa, Tanegashima, and Kuroshima, Okinawa (Takeda, 1976b); Taiwan; China - Hainan Island (Shen, 1936, 1940); Gulf of Thailand; New Guinea; New Caledonia (Serène, 1984); Samoa.

Alcock, A.W., 1898. Materials for a carcinological fauna of India. No. 3. The Brachyura Cyclometopa. Part 1. The Family Xanthidae. Journal of the Asiatic Society of Bengal, Calcutta, 67, part 2(1): 67-233.

Balss, H., 1922c. Östasiatische Decapoden. IV. Die Brachyrhynchen (Cancridea). Archiv für Naturgeschichte, 88A(11): 94-166, figs 1-2, pls 1-2.

Buitendijk, A.M., 1960. Biological results of the Snellius Expedition. XXI. Brachyura of the families Atelecyclidae and Xanthidae. Part I. Temminckia, 10: 252-335, figs 1-9.

Chen, P.S., 1933. Zur Morphologie und Histologie der Respirationsorgane von Grapsus grapsus L., nebst einer Liste Krabben der Sammlung Plate von Ceylon und Südindien. Jenaische Zeitschrift für Naturwissenschaft, 68: 31-116, 55 figs.

de Haan, W., 1833-1849. Crustacea. In: Ph.F. von Siebold, Fauna Japonica sive Descriptio Animalium, quae in Itinere per Japoniam, Jussu et Auspiciis Superiorum, qui Summum in India Batava Imperium Tenent, Suscepto, Annis 1823-1830 Collegit, Notis, Observationibus et Adumbrationibus Illustravit: ix-xvi, i-xxi, vii-xvii, 1-243, pls A-J, L-Q, 1-55, circ. tab. 2. (For dates see Sherborn & Jentink, 1895 and Holthuis, 1953.)

de Man, J.G., 1887d. Bericht über die von Herrn. Dr. J. Brock im indischen Archipel gesammelten Decapoden und Stomatopoden. Archiv für Naturgeschichte, Berlin, 53(1): 215-288, pls 7-10. (For dates of publication see Clark, Harrison & Goodman, 1990.)

Gravely, F.J., 1927. Decapoda (excl. Paguridea) and Stomatopoda. In: The littoral fauna of the Krusadai Island in the Gulf of Manaar with Appendices on the Vertebrates and Plants. Bulletin of the Madras Government Museum, 1(1): 135-155, figs 1-2, pls 19-26.

Henderson, J.R., 1893. A contribution to Indian Carcinology. The Transactions of the Linnean Society of London, (series 2, Zoology) 5(1): 325-458, pls 36-40.

Hwang, J.-J. & H.-P. Yu, 1980. A fauna-list of the Crustacea from Lan-Yu Island. Annual of Taiwan Museum, 23: 151-180. (in Chinese)

Milne Edwards, A., 1865c. Études zoologiques sur les Crustacés récents de la famille des Cancériens. Cancérides, Pirimélides, Carpilides, Première Partie. Nouvelles Archives du Muséum national d'Histoire naturelle, Paris, 1: 177-308, pls 11-19.

Milne Edwards, A., 1873a. Recherches sur la faune carcinologique de la Nouvelle-Calédonie. Part II. Groupe des Cyclométopes Portuniens. Nouvelles archives du Muséum national d'Histoire naturelle, Paris, 9: 155-332, pls 4-18.

Ortmann, A.E., 1893b. Die Decapoden-Krebse des Strassburger Museums, mit besonderer Berücksichtigung der von Herrn Dr. Döderlein bei Japan und bei den Liu-Kiu-Inseln gesammelten und zur zeit im Strassburger Museum aufbewahrten Formen. Theil VII. Abteilung Brachyura (Brachyura genuina Boas), II. Unterabteilung: Cancroidea, 2. Section: Cancrinea, 1. Gruppe: Cyclometopa. Zoologische Jahrbücher, Abtheilung für Systematik, Geographie und Biologie der Thiere, 7: 411-495, pl. 17.

Rathbun, M.J., 1910a. The Brachyura. In: The Danish Expedition to Siam, 1899-1900. V. Kongelige Danske Videnskabernes Selskabs Skrifter, Kjøbenhavn, (7) 5(4): 301-367, figs 1-44, pls 1-2, 1 map.

Sakai, T., 1935a. List of marine animals around Shimoda area. Biological report of Shimoda Marine Biological Station, Tokyo University of Literature and Science, 1: 23-85, 3 pls, 2 maps (In Japanese)

Sankarankutty, C., 1962a. On Decapoda Brachyura from the Andaman and Nicobar Islands. 2. Family Xanthidae. Journal of the marine biological Association of India, 4(1): 121-150, figs 1-50.

Serène, R., 1984. Crustacés Décapodes Brachyoures de l'Océan Indien occidental et de la Mer Rouge, Xanthoidea: Xanthidae et Trapeziidae. Avec un addendum par Crosnier (A): Carpiliidae et Menippidae. Faune Tropicale, no. XXIV: 1-349, figs A-C + 1-243, pls 1-48. (In French) (Translated into English by R.W. Ingle).

Shen, C.J., 1936c. On a collection of Brachyuran Decapoda from Hainan Island, with description of three new species. Chinese Journal of Zoology, 2: 63-80, figs 1-4.

Shen, C.J., 1940b. On the collection of Crabs of South China. Bulletin of the Fan Memorial Institute of Biology (Zool.), Peiping, 10(2): 69-104.

Takeda, M., 1976b. Littoral and inshore decapod crustaceans of Tanega-shima Island, southwest Japan. Memoirs of the National Science Museum, Tokyo, 9: 151-161, figs 1-5, tab 1. (In Japanese with English summary.)

Takeda, M., 1978a. Brachyura. In: T. Kikuchi & S. Miyake (eds), Fauna and Flora of the Sea around the Amakusa Marine Biological Laboratory. Part 2. Decapod Crustacea. Contrib. Amakusa mar. biol. Lab. Kyushu University, (245): 32-45.

Ward, M., 1933a. The true crabs of the Capricorn Group, Queensland (Class Crustacea, Order Decapoda Brachyura). Part 1. Xanthidae. Australian Zoologist, Sydney, 7(5) (1932): 237-255.

Yamaguchi, T., 1993. A list of Species described in the Crustacea Volume of Fauna Japonica as belonging to the Japanese Fauna. In: T. Yamaguchi (ed.), Ph. von Siebold and Natural History of Japan. Crustacea. Carcinological Society of Japan: 571-598, figs 1-2.

Atergatis dilatatus