镜眼虫

镜眼虫（学名：Phacops）是生存于晚奥陶纪至晚泥盆纪的一属三叶虫，生活在温暖的浅海中。这类三叶虫有着向前扩展的凸状头鞍，上有结节状饰纹。巨大的眼睛象征其拥有较佳的视力。胸部分为12节，每个体节都有许多面，使其能更容易地卷曲身体以躲避危险。尾部比头部小得多，上有深沟。

**物种**
蛙形镜眼虫（Phacops rana）- Phacops accipitrinus (Phillips, 1841)- Phacops algericus Alberti, 1983- Phacops breviceps Barrande, 1846- Phacops chlupaci Alberti, 1983- Phacops circumspectans Paeckelmann, 1913- Phacops degener Barrande, 1852- Phacops fecundus- Phacops fragosus Struve, 1970- Phacops granulatus (Munster, 1840) 异名 Calymene granulata, P. posidoniae- Phacops hoseri Hawle & Corda, 1847- Phacops iowensis Delo, 1935- Phacops imitator Struve, 1970- Phacops kockeli Alberti, 1968- Phacops latifrons (Bronn, 1825) 异名 Calymene latifrons- Phacops maurulus - Phacops modestus Barrande - Phacops platilegnotor- Phacops salteri Kozlowski, 1923- Phacops sartenaeri Struve, 1985- Phacops sobolevi Kielan, 1954- Phacops sternbergi- Phacops turco Richter & Richter- Phacops wedekindi Richter & Richter, 1926- Phacops zinkeni F.A. Roemer, 1843

**重新分配的物种**
以下的物种现时已被置入其他属。 - Phacops acuticeps = Acuticryphops acuticeps- Phacops arcticus = Acernaspis arctica- Phacops asper = Ananaspis aspera- Phacops birdsongensis = Paciphacops birdsongensis- Phacops boecki = Boeckops boecki- Phacops braziliensis = Phacopidina braziliensis- Phacops bronni = Reedops bronni- Phacops bulliceps = Eophacops bulliceps- Phacops caecus = Trimerocephalus caecus - Phacops caffer = Metacryphaeus caffer- Phacops cambelli = Paciphacops cambelli- Phacops claviger = Paciphacops claviger - Phacops caudatus = Dalmanites caudatus- Phacops constrictus = Acastoides constrictus- Phacops coronatus = Heliocephalus coronatus- Phacops cristatus bombifrons = Viaphacops bombifrons - Phacops cristatus cristatus = Viaphacops cristatus- Phacops crossleii = Paciphacops crossleii - Phacops cryptophthalmoides = Trimerocephalus cryptophthalmoides- Phacops cryptophthalmus = Cryphops cryptophthalmus- Phacops cultifrons = Eophacops trapeziceps- Phacops dagincourti = Bouleia dagincourti- Phacops deshayesi = Zeliszkella deshayesi - Phacops downingiae var. α. vulgaris = Acaste downingiae- Phacops downingiae var. β. macrops = Acastocephala macrops- Phacops downingiae var. γ. inflatus = Acaste inflata- Phacops ensae = Weyerites ensae- Phacops fecundus = Ananaspis fecunda- Phacops fecundus minor = Lochkovella minor- Phacops ferdinandi = Chotecops ferdinandi- Phacops glaber = Eophacops glaber- Phacops glockeri = Phacopidella glockeri- Phacops grimbergi = Lochkovella grimbergi- Phacops handwerki = Eophacops handwerki- Phacops hanusi = Lochkovella hanusi- Phacops hoeninghausi = Prokops hoeninghausi - Phacops hudsonicus = Paciphacops hudsonicus - Phacops incisus = Nephranops incisus- Phacops khatangensis = Acernaspis khatangensis- Phacops kayseri = Eocryphops kayseri- Phacops lacunosus = Trimerocephalus lacunosus- Phacops latigenalis = Paciphacops latigenalis- Phacops latilimbatus = Cryphops latilimbatus- Phacops lentiginosus = Trimerocephalus lentiginosus- Phacops limbatus = Dianops limbatus- Phacops logani = Paciphacops logani- Phacops lopatini = Monorakos lopatini- Phacops mancus = Eophacops mancus- Phacops marklandensis = Acernaspis marklandensis- Phacops mastophthalmus = Trimerocephalus mastophthalmus- Phacops metacernaspis = generic assignment uncertain- Phacops michelini = Pseudocryphaeus michelini- Phacops microps = Kainops microps- Phacops milleri = Eldredgeops milleri- Phacops miser = Lochkovella miser- Phacops musheni = Eophacops musheni- Phacops nudus = generic assignment uncertain- Phacops ocellus = Hadrorachus ocellus- Phacops opitzi = Chotecops opitzi - Phacops orestes = Acernaspis orestes- Phacops orientalis = Ananaspis orientalis- Phacops parabolus = Phillipsinella parabola- Phacops phillipsi = Kloucekia phillipsi- Phacops primaevus = Acernaspis primaeva- Phacops prokopi = Prokops prokopi  - Phacops pulcellus = Acernaspis pulcella- Phacops quadrilineatus = Acernaspis quadrilineata- Phacops rana = Eldredgeops rana - Phacops raymondi = Kainops raymondi- Phacops schlosseri = Struveops schlosseri- Phacops serratus = Paciphacops serratus- Phacops schlotheimi = Geesops schlotheimi- Phacops socialis = Dalmanitina socialis- Phacops speculator = Austerops speculator- Phacops sphaericeps = Dereimsia sphaericeps- Phacops steinachensis = Trimerocephalus steinachensis- Phacops stellifer = Greenops (Neometacanthus) stellifer- Phacops stokesii = generic assignment uncertain- Phacops straitonensis = Podowrinella straitonensis- Phacops trapeziceps = Eophacops trapeziceps- Phacops veles = Kainops veles- Phacops vodorezovi = Trimerocephalus vodorezovi- Phacops volborthi = Denckmannites volborthi- Phacops wocklumeriae = Weyerites wocklumeriae

**参考文献**

**外部连结**
 Phacops
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