暗纹东方鲀的侧线系统：结构、分布与其神经支配

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1、●上if：f_海洋人学硕十学位论文Morphology,Distribution，andInnervationoftheLateralLineSysteminthePufferfishTakifuguobscurusABSTRACTTa蜘guobscurusisakindofbreedingmigrationfishwhichhavehigheconomicvalue．ItsmeatiSwhite，deliciousandnutritive．Wildspecieshavearankpoisonsubstancecalledtetrodotoxin(TTX)whic

2、hisvaluableinmedicine．NowadaysmoststudiesaboutTakifuguobscurusfocusonbreedingandtoxicitywithfewreportsaboutthedistributionofthelaterallineorgans，histomorphologycharacteristicandeneurosis．LaterallinesystemiSspecificinfishandamphibianandinthewaterenvironment．Thefunctionoflaterallinesyst

3、emisrecognizedtodetectthewaterflow．Extensivestudiesaboutneuromastshavebeenmadeonthemorphology,physiology,functionandbehavior．Inthefieldofichthyology,themorphologycharacteristicoflaterallinesystemisveryimportanttodescribespeciesdevelopmentandthenumberoflaterallinescaleshasbeenwidelyuse

4、dforspeciesidentity．ThefertilizedeggsofTakifuguObSCtIFllSwereperiodicallycollectedfromShanghaiFisheriesRasearchInstitute，SeedsTechnicalCenter,onmay,2009，andthenhatchedunderlabconditionandcirculatingwater．Thecollectedthespecimenswereusedtothestructureoflaterallineorgans，thelaterallined

5、istributionandtheinnervation．1．ThespecimenswerestainedusingmethyleneblueandSudanblack．LightandscanningmicroscopewereusedtostudythemorphologyandhistologyoflaterallinesystemintheTakifuguobscurus．ThelaterallinesystemofTakifuguobscuruswascomposedofthemainlinesandaccessorylines(andaccessor

6、yneuromasts)．Theformerincludedsupraorbitalline．infraorbitalline，postoticline，mandibularline，preopercularline，supratemporalline，dorsaltrunkline，ventraltrunkline．Andtheaccessorylineincludedrostralaccessoryline，infraorbitalaccessoryline，mandibular11I●上海海洋人学硕I：学化论文accessoryline，posterodor

7、salmandibularaccessoryneuromasts，trunkaccessoryneuromasts，posterodoralsupraorbitalaccessoryline，ventralsupratemporalaccessoryneuromasts，dorsalsupratemporalaccessoryneuromasts，posteriorpreopercularaccessoryneuromastandcaudalaccessoryneuromasts．ThelaterallineofTakifuguobscurushadshortbr

8、ancha