Definition:Any animal that feeds on the detritus that collects on the substratum at the bottomof water. Also known as detritus feeder.食泥生物shí ní shēng wù以軟底質(zhì)泥為食物的生物。Example:The food types of marine nematode in south Taiwan Strait mainly consist of selecti...[繼續(xù)閱讀]

    Definition:T he state,quality,sense,or fact of being near or next.近端jìn duān突起或裝飾與膜殼接觸的最接近部分。Origin:Late 15 century,from Middle French proximité“nearness”(14 century),fromLatin proximitatem (nominative proximitas) “nearness,vicinity,” from proximus “...[繼續(xù)閱讀]

    Definition:A shell of a nautiloid cephalopod which is curved in a loose spiral like that ofGyroceras,the volutions being sometimes in contact but with no impressed zone.環(huán)角石式殼huán jiǎo shí shì ké成年殼呈環(huán)形。...[繼續(xù)閱讀]

    Definition:Applied to the shell of a cephalopod when it is a curved,tapering cone.弓錐狀gōng zhuī zhuàng殼體呈弓形狀彎曲。...[繼續(xù)閱讀]

    Definition:An opening,hole,or passage,especially in a bone.室孔shì kǒng兩個層間空隙或蟲室之間的細(xì)層或泡沫板上的孔。Origin:Late 17th century:from Latin,from forare “bore a hole”.Extended Term:interventricular foramen 室間孔occipital foramen 后頭孔...[繼續(xù)閱讀]

    Definition:A circular or crescent-shaped area on the inside of brachiopod or clam shellsmarking where a muscle attached.肌痕或稱筋痕jī hén huò chēng jīn hén肌痕位于殼體內(nèi)側(cè)的中部,或偏前方。肌痕是閉殼肌(adductor muscles)和顎肌(mandibular muscles)的附著點。它具...[繼續(xù)閱讀]

    Definition:微生物碳酸鹽wēi shēng wù tàn suān yán由底棲微生物群落分泌或聚集的碳酸鹽沉積物。microbial:of or involving or caused by or being microbes微生物的wēi shēng wù decarbonate:a salt or ester of carbonic acid (containing the anion CO3)碳酸鹽tàn suān yá...[繼續(xù)閱讀]

    Definition:腹后室fù hòu shì罩籠蟲中腹殼之后一個或多個殼室。post-: behind后hòuabdominal:of or relating to the abdomen腹部的fù bù desegment:each of the series of similar anatomical units of which the body and appendages ofsome animals are composed,such as the visible rings ...[繼續(xù)閱讀]

    Definition:An order of fossil plants found in Middle and Upper Devonian rocks.羽歧葉目yǔ qí yè mù小喬木,單軸式分枝,具節(jié)和節(jié)間,葉輪生于節(jié)部,每枚葉各自二歧分叉多次,各裂片沿邊緣深裂成羽狀,生殖枝頂端著生孢子囊穗,由輪生的孢子囊梗和苞片構(gòu)...[繼續(xù)閱讀]

    Definition:現(xiàn)代演化動物群xiàn dài yǎn huà dòng wù qún顯生宙三大演化動物群之一,繁盛于中、新生代,以雙殼類、腹足類、六射珊瑚、海膽、裸唇苔蘚動物等為代表。modern:of the present time or recent times contemporary現(xiàn)代的xiàn dài deevolutionar...[繼續(xù)閱讀]