Phylum Platyhelminthes 滸宍摦暔栧乮傊傫偗偄乯乮栺30,000庬埲忋*乯乮僊儕僔儍岅偱platy=flat, helminth=worm)
1. Class Turbellaria 塓拵峧丂13栚116壢栺 4,500庬丂
丂僾儔僫儕傾乮僂僘儉僔椶乯丆僸儔儉僔椶丆儕僋僂僘儉僔椶丂仏扺悈偐傜奀丆棨偵惗懅偡傞帺桼惗妶幰丂仏100庬埲忋偼懡偺柍愐捙摦暔偲嫟惗
2. Class Trematoda 媧拵峧丂3垷峧丂栺 18,000庬埲忋丂仏惉懱偺偡傋偰偑撪晹婑惗幰
丂僯儂儞僕儏僂働僣僉儏僂僠儏僂丆儓僐僈儚僉儏僂僠儏僂側偳
3. Class Monogenea 扨惗峧  栺3,000庬丆媧拵峧偵娷傔傜傟偰偒偨偑丆嵟嬤偱偼撈棫偺峧偲偟偰埖傢傟傞
丂僼僞僑儉僔椶
4. Class Cestoda 忦拵峧丂2垷峧丂栺 5,000庬丂仏偡傋偰撪晹婑惗幰
丂僒僫僟儉僔椶乮擔杮奀楐摢忦拵側偳乯丆僄僉僲僐僢僋僗椶

嵟嬤偺暘椶懱宯乮摗揷, 2010乯滸宍摦暔偼師偺3宯摑孮偵暘偐傟丆彫嵔忬栚偲桳朹忬懱椶偼巓枀孮偲側傞乮偙傟傜2孮傪嫹媊偺滸宍摦暔栧偲偡傞峫偊偵曄傢傝偮偮偁傞乯仏偐偮偰滸宍摦暔偵暘椶偝傟偨捒塓拵椶偼丆暘巕夝愅偺寢壥偐傜屻岥乮怴岥乯摦暔偺堦孮偲偝傟傞丏
1. 柍挵宆椶乮柍挵栚偲旂拞恄宱栚傪崌傢偣偨暘椶孮乯仏嵟嬤偱偼捒塓拵椶偲嫟偵捒柍挵摦暔栧偲偝傟傞
2. 彫嵔忬栚乮塓拵峧偺堦孮乯
3. 桳朹忬懱椶乮扨惗峧丆媧拵峧丆忦拵峧乯

the Shape of Life: flatworms / Marine flatworms of the World

偍傕側摿挜
侾丏嶰泱梩惈丆柍懱峯偱廮慻怐偑峀偑傞丏嵍塃憡徧偺懱傪傕偮丏
俀丏尨巒揑側“偐偛忬”偁傞偄偼“掤巕忬”恄宱宎傪傕偮丏
俁丏摢恄宱愡乮cerebral ganglion)偲怓慺攖娽揰傪傕偮乮偙傟傪寚偔庬傕偄傞)丏丂仏摢壔乮cephalization)
係丏尨恡娗傪傕偮丏仏墛乮偊傫乯嵶朎偺塣摦偱攔弌偲悈暘挷愡傪峴偆
俆丏汨栧偑側偄丏
俇丏挵偼暋嶨偱敪払偡傞丏仏忦拵椶偱偼戅壔丒徚幐偡傞庬偑傒傜傟傞丏
俈丏弞娐婍宯偲屇媧婍宯傪寚偔丏丂仏懱昞柺偐傜捈愙僈僗岎姺偡傞乮懱偑滸暯側偨傔乯
俈丏帗梇摨懱偱丆婑惗惈偺庬偱偼惗妶巎偑暋嶨丏丂仏帗梇摨懱尰徾乮hermaphroditism)
俉丏嵞惗擻椡偑崅偄乮偲偔偵僾儔僫儕傾椶偱偼傛偔抦傜傟傞乯丏

塓拵椶偺摿挜
侾丏奜旂嵶朎憌偵偁傞態嵶朎偐傜擲塼傪暘斿偟丆暊柺偺慇栄偺塣摦偵傛傝堏摦偡傞丏
俀丏岥偼暊柺偵埵抲偟丆撍弌壜擻側堲摢 (pharynx) 傪傕偮丏汨栧偑側偄丏
俁丏懡婒挵椶偱偼儈儏儔乕梒惗 (Müller's larva丆懱昞偺撍婲偑俉偮)偁傞偄偼僎僢僥梒惗 (Gotte's larva丆懱昞偺撍婲偼係偮) 傪傕偮庬偑尒傜傟傞丏仏懡偔偼捈愙敪惗

婑惗惈偺僌儖乕僾偺摿挜丂媧拵椶丒忦拵椶
侾丏懱昞偼奜旂乮tegment) 偵旐傢傟丆慇栄傪傕偨側偄丏
俀丏摢晹偵屌拝婍偲偟偰媧斦 (sucker)傗珀 (hook) 傪傕偪丆廻庡偺徚壔娗撪暻偵晅拝偡傞丏

媧拵椶
侾丏屌拝婍偲偟偰岥媧斦偲暊媧斦偺俀偮傪傕偮丏
戞侾拞娫廻庡亖亜戞俀拞娫廻庡亖亜廔廻庡
梒惗丂棏=>儈儔僔僕僂儉亖亜僗億儘僔僗僩亖亜儗僕傾亖亜僙儖僇儕傾亖亜儊僞僙儖僇儕傾=>惉懱

扨惗椶丗懱偺慜屻抂偵晅拝婍姱傪傕偪丆昞旂偵偼慇栄偑側偄偑丄旝鉕栄傪旛偊傞丏扨堦廻庡偐傜側傞惗妶娐傪傕偪丄庡偲偟偰嫑椶傊偺奜晹婑惗惈偱偁傞偑丆傑傟偵椉惗椶傕偟偔偼唳拵椶偺撪晹婑惗惈偺傕偺傕偁傞乮娾攇惗暔妛帿揟丆戞俆斉傛傝乯丏

忦拵椶
侾丏懱偼昍傑偨偼僥乕僾忬偱挊偟偔挿偔丆摢愡乮scolex)丆寊晹乮栩晹丆neck)偲偦偺屻曽偱宍惉偝傟傞曅愡乮proglottid, segment)偐傜側傞丏摢愡 (scolex) 偺愭抂偵妟歿 (偑偔偟 rostellum丗珀傪旛偊傞僪乕儉忬偺晹埵乯偲媧斦傪傕偮丏
仏曅愡楢懱 (strobila) 亖懡悢偺曅愡偑廲偵楢寢偟偨傕偺丏曅愡傪屄拵偲偡傞側傜偽丆堦庬偺孮懱偲傒側偣傞丏
丂曅愡偼帗梇摨懱偱丆惗怋婍傪侾慻娷傓丏晛捠偼帺壠庴惛偡傞丏
丂曅愡偼寊晹屻曽偵宍惉偝傟傞偺偱丆懱偺屻抂偺傕偺傎偳惉弉偡傞乮宍惉亖枹惉弉曅愡亖亜惉弉曅愡亖亜庴戀曅愡亖亜暘棧乯
俀丏徚壔婍傪傕偨偢丆塰梴偼懱昞偐傜媧廂偡傞丏昞旂偼懡妀乮僔儞僔僠僂儉乯偱丆柍悢偺旝彫栄傪旛偊傞丏

懱僒僀僘
塓拵椶丗1mm 埲壓乣30 cm
媧拵椶丗0.2~20 mm
忦拵椶丗僒僫僟拵偱偼5~10 m丆嵟戝偱15 m偵払偡傞

嶲峫暥專
Brusca, R.C. and G.J. Brusca. (2003) Invertebrates, 2nd ed. Sinauer Associates, Inc., Publishers, 936 pp.
摗揷晀旻乮2010)摦暔偺宯摑暘椶偲恑壔丏怴丒惗柦壢妛僔儕乕僘丏徶壺朳丏
墱扟嫪巌丒晲揷惓椣丒崱暉摴晇 曇乮1997乯乽擔杮摦暔戝昐壢戞7姫 柍愐捙摦暔乿暯杴幮丏
敀嶳媊媣 曇乮2000乯乽僶僀僆僨傿僶乕僔僥傿乕丒僔儕乕僘5丂柍愐捙摦暔偺懡條惈偲宯摑乮愡懌摦暔傪彍偔乯乿徶壺朳丏