CAJ | 학술논문

系统描述湖北宜昌和秭归新滩晚奥陶世庙坡组球接子类及多节类三叶虫动物群中的14种，分属于9属、7科。根据化石保存状态、挤压变形以及个体发育特征，对前人所报道的产于本组的有关三叶虫作了大量归并、转移和重新厘定。新的材料支持解释Telephina longicephala的性双形现象。Atractopyge系首次在庙坡组中发现，以往它在三峡地区只见于临湘组。文中还将新疆的一个保留命名种Lonchodomas cf.yohi重新命名为Lon-chodomas zhangi sp.nov.。
계통묘술호북의창화자귀신탄만오도세묘파조구접자류급다절류삼협충동물군중적14충，분속우9속、7과。근거화석보존상태、제압변형이급개체발육특정，대전인소보도적산우본조적유관삼협충작료대량귀병、전이화중신전정。신적재료지지해석Telephina longicephala적성쌍형현상。Atractopyge계수차재묘파조중발현，이왕타재삼협지구지견우림상조。문중환장신강적일개보류명명충Lonchodomas cf.yohi중신명명위Lon-chodomas zhangi sp.nov.。
14species,belongingto9generaand7families, fromtheUpperOrdovicianMiaopoFormationin YichangandZigui,westernHubei,arerestudiedon thebasisofnewmaterials.Thepreservation,defor mation,depressionandthemorphologicalchanges duringontogenyofspeciessuggesttosynonymize greatlythepreviouslydescribedspecies.Telephina longicephalaseemstobeasexuallydimorphic species.ThefirstrecordofAtractopygeinthe MiaopoFormationextendeditsrangefromtheover lyingLinxiangFormationdowntotheformation. Lonchodomaszhangisp.nov.isnamedfortheopen nomenclaturespeciesLonchodomascf.yohidescribed byZhangTairong(1988)fromtheTalejiRiverFor mation(LowerOrdovician)Guozigou,Xinjiang. MODERNECOLOGICALINTERPRETATIONOFOPPORTUNISTIC(R-SELECTED) ANDEQUILIBRIUM(K-SELECTED)TRACEFOSSILS