Trichopeltarion ovale Anderson, 1896

Tavares, Marcos & Cleva, Régis, 2010, Trichopeltariidae (Crustacea, Decapoda, Brachyura), A New Family And Superfamily Of Eubrachyuran Crabs With Description Of One New Genus And Five New Species, Papéis Avulsos de Zoologia (São Paulo) 50 (9), pp. 97-157 : 137

Trichopeltarion ovale Anderson, 1896

( Figures 22 A-D; 23A-E)

Trichopeltarion ovale .Anderson,.1896:103.

Trichopeltarium ovale . –. Alcock. &. Anderson,. 1896:. pl. 25,.fig. 4,.4a;.Alcock.&.MacGilchrist,.1905:. pl. 75,.fig. 1,.1a-c.

? Trichopeltarium ovale .–.Alcock,.1899a:57;.1899b:99.

Trichopeltarion ovale .–.Sakai,.1976:314;.Salva.&.Feldmann,. 2001:37;. Takeda. et al.,. 2005:112;. Ng. et al.,.2008:51.[list].

Trachycarcinus ovalis .–.Guinot,.1989:355.

Trachycarcinus .aff.. ovalis .–.Guinot,.1989:358.

Material examined:. Indonesia .. Makassar. Strait,. CORINDON. 2,. stn 214,. 00°31.4’N- 117°50.1’E,. 595- 592 m,. 01 Nov 1980,. 1 ♀. 60.0 x 58.6 mm. ( MNHN-B11572 ) ;. Tanimbar. Island ,. Baruna Jaya 1,. KARUBAR.cruise,. stn CC58,. 08°19’S- 132°02’E,. 457-461 m,. 31 Oct 1991,. 2 ♀♀. 59.5 x 62.5. and. 64.0 x 65.3 mm. ( MNHN-B28810 ) ;. same. cruise,. stn CP 71,. 08°38’S- 131°44’E,. 477-480 m,. 02 Nov 1991,. 1 ♂. 80.5 x 80.5 mm. (MNHN- B28811),. carapace. very. fragile,. due. to. the. probable. recent. moulting. of. the. specimen;. Piru. Bay ,. Ceram,. Maluku ,. 03°18’S- 128°16’E,. Coriolis,. 14 Apr 1981,. 1 ♀. 69.0 x 70.0 mm,. left. epibranchial. tooth. broken. ( LIPI) .. Philippines .. MUSORSTOM. 1,. Vauban,. stn 43,. 13°50.5’N- 120°28.0’E,. 484- 448 m,. 24 Mar 1976,. 1 ♀.57.0 x 53, 5 mm.( MNHN-B11573 ) .. Albatross,.stn 5423,. 09°38’30”N- 121°11’E,. Palawan,. Cagayan. Id.,. 508 fms. (928 m),. 31 Mar 1909,. 1 ♀. 45.0 x 46.8 mm. ( USNM. 239373).. Taiwan .. TAIWAN.2001,.stn CD.138 ,. 22°13.13’N- 120°20.17’E,. 441-789 m,. 23 Nov 2001,. 1 ♀. 59.5 x 60.5 mm. ( NTOU) .

Type locality:. Southwest. of. Ceylon,. 06°50’20”N- 79°36’E,. 329.1-396.8 m .

Remarks: Trichopeltarion ovale . and. T. crosnieri . resemble. one. another. in. having. the. P5. merus-carpus. articulation.lying.well.before.the.carapace.second.epibranchial.tooth,.in.which.they.differ.from. T. alcocki ,. whose. P5. merus-carpus. articulation. almost. reaches. the.second.epibranchial.tooth..Otherwise,.the.distinction. between. Trichopeltarion ovale .and. T. crosnieri .is. clear-cut..In. Trichopeltarion ovale .the.rostral.teeth.are. usually.of.the.same.length.or.the.central.tooth.is.only. slightly. longer.than.the. laterals,.whilst.in. T. cronieri . the.central.rostral. tooth.is.always. much.longer.than. the. laterals..The. short. carapace. second. epibranchial. tooth.in. Trichopeltarion ovale .and.the.strong.and.extremely.long.second.epibranchial.tooth.in. T. crosnieri . further. support. the. distinction. between. these. two. species.

Distribution:. Ceylon,. Taiwan,. Philippines,. Indonesia,. and. Japan,.between.100.and.928.meters.depth.

Figures

FIGURE 22:. Trichopeltarion ovale. Anderson,. 1896..A-B, Holotype. female. 64.0 x 55.5 mm. (cf.. Anderson,. 1896).. C-D, Male. nearly. 56.0 x 52.0 mm.(measurements.taken.from.Alcock.&.MacGilchrist,.1905:.plate.75).(ZSC).