IngliżShell rather small, thin and fragile, somewhat translucent, roughly elongate trapeziform in outline, with very long and rather narrow shape. Anterior margin of valves quite short and sharply rounded, clearly extending forwards beyond the umbones. Ventral margin very long and broadly concave medially. A broad and rounded keel, radiating obliquely towards posteroventral end of valves and bordered anteriorly by a wide and shallow depression determining the sinuation of ventral margin. Outer surface of valves smoothish with only fine concentric growth lines and a few small radial grooves in front of the umbones. Periostracum smooth and shiny, translucent, closely applied to shell surface. Hinge line with very small crenulations, mainly appearing behind the ligamental margin. Anterior adductor scar present. Internal margins very thin and smooth, undulate anteriorly in relation to the outer radial sculpture. Colour: outer coloration variable, light tan to olive-green or brown, often paler on the keel, with a median radial band and sometimes irregular transverse stripes of purplish brown on posterodorsal slope. Interior slightly pearly, pale bluish grey with the outer colour pattern showing through.
Dehra traduzzjoni
Tradott mill-Ingliż minn BING
Din it-traduzzjoni hija purament indikattiva: minħabba l-kwalità limitata tat-test sors, id-deskrizzjonijiet morfoloġiċi huma disponibbli biss bl-Ingliż fil-verżjoni BETA tas-sistema. L-informazzjoni multilingwi se tkun disponibbli fil-ħarġiet futuri.
MaltiPjuttost żgħar, irqiq u fraġli, naqra trasluċenti l-qoxra, bejn wieħed u ieħor elongate trapeziform fil-qosor, b ' għamla ħafna twila u pjuttost dejjaq. Marġini anterjuri tal-valvoli pjuttost qosra u b'mod qawwi fit-tond, biċ-ċar li jestendi quddiem lil hinn mill-umbones. Marġini bridges ħafna twila u wiesgħa konvessi medially. A fit-tond u wiesa Prim angolat, toħroġ laġemba lejn tmiem posteroventral tal-valvoli u depressjoni bordered anteriorly mill-wiesa u baxx li jiddetermina l-sinuation tal-marġini bridges. Wiċċ fuq barra tal-valvoli smoothish bi tkabbir konċentriku multa linji u minċotti radjali ftit żgħira quddiem il-umbones biss. Periostracum bla xkiel u tleqq, trasluċidi, applikata mill-qrib mal-wiċċ tal-qoxra. Linja ta ' ċappetti bil crenulations żgħar ħafna, prinċipalment li jidhru wara l-marġini ta ' ligamental. Sabiħa adductor anterjuri preżenti. Marġini intern irqiq ħafna u bla xkiel, undulate anteriorly fir-rigward tal-skultura radjali barra. Kulur: varjabbli kolorazzjoni fuq barra, faxxa radjali tan olive-green jew kannella, spiss dulliegħa fuq il-Prim angolat, bil-medjan tad-dawl u l-istrixxi kultant irregolari trasversali ta ' tikek kannella fuq żurżieqa posterodorsal. Ġewwa xi ftit nutrijient, ċass marka fl-ikħal griż mal-kulur fuq barra tad-disinn li juri permezz.