镜眼三叶虫目
镜眼三叶虫目（学名：Phacopida），简称镜眼虫目，为三叶虫纲下的其中一目。头鞍大而平凸，尾短，胸节可卷曲成团，具有发达的复眼。出现在奥陶纪，后来于泥盆纪灭绝，此类群的灭绝标志着三叶虫繁盛海洋时代的终结。镜眼三叶虫目被分成镜眼三叶虫亚目（Phacopina）、隐头三叶虫亚目（Calymenina）、手尾三叶虫亚目（Cheirurina）等三个亚目。隐头三叶虫亚目（Calymenina）为镜眼三叶虫目中最原始的种类，有许多特征与褶颊虫目（Ptychopariida）类似。
镜眼虫目 | |
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| Dalmanites limulurus, a trilobite of the suborder Phacopina | |
科学分类 
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| 界： | 动物界 Animalia |
| 门： | 节肢动物门 Arthropoda |
| （未分级）： | †类肢类 Artiopoda |
| 纲： | †三叶虫纲 Trilobita |
| 目： | †镜眼虫目 Phacopida Salter, 1864 |
| 亚目 | |
下属分类
本目包括以下科：
- Acastidae
- Bathycheilidae
- Bavarillidae
- Calmoniidae
- Calymenidae
- Cheiruridae
- 达尔曼虫科 Dalmanitidae
- Diaphanometopidae
- Encrinuridae
- Hammatocnemidae
- Homalonotidae
- Homalonotinae
- Monorakidae
- Phacopidae
- Phacopididae
- Pharostomatidae
- Pilekiidae
- Pliomeridae
- Prosopiscidae
- Pterygometopidae
- Synphoriidae
- Amazonaspis Pires De Carvalho & Medina Da Fonseca, 2007
- Lygdozoon Holloway, 1981
- 科的地位未定的属：
- Alcaldops Arbizu, 1979
- Batyraspis Apollonov & Tschugaeva, 1983
- Bolivianaspis Branisa & Vanek, 1973
- Bornhholmaspis
- Bufoceraurus Hessin, 1989
- Calpmenella Bergeron, 1890
- Calymenidius Rasetti, 1944
- Clarksonops Crônier & Waters, 2022
- Cordapeltis Pribyl & Vanek, 1971
- Costracheirurus
- Cydonocephalus Whittington, 1963
- Cydonocephalus tiffanyae Adrain & Pérez-Peris, 2021
- Devonodontochile Snajdr, 1985
- Eccoptochiloides Prantl & Pribyl, 1948
- Eocheiurus
- Frenerinuroides Lespérance & Desbiens, 1995
- Hammanopyge
- Hypodicranotus Whittington, 1952
- Kasachstania Maksimova, 1972
- Kozloskiaspis
- Langgoni
- Mezocrotalus Maksimova, 1978
- Mitchellaspis Henningsmoen, 1959
- Pacificurus
- Pamirotellus Balashova, 1968
- Parachuangia Qiu, 1983
- Paratzuchiatocnemis Wu & Xia, 1990
- Podolites Balashova, 1968
- Ravienops
- Rugulites Tomczykowa, 1991
- Sambremeusapis Lesperance, 1987
- Spinodontochile Snajdr, 1985
- Struveapis
- Tarijaetinoides
- Thulicola
- Typhloiscus
外部链接
- ^ J.M. Adrain. 20. A synopsis of Ordovician trilobite distribution and diversity. Harper, D.A.T.; Servais, T. (编). Early Palaeozoic Biogeography and Palaeogeography (PDF). Memoirs of the Geological Society of London 38. Geological Society of London. 2014: 490 [2017-12-06]. ISBN 1862393737. （原始内容 (PDF)存档于2018-10-04）.