單筆石
对笔石科的一属半索动物
單筆石(學名:Monograptus)是正筆石目下的一屬筆石,生存於泥盆紀的海洋中[2],是一種群居性浮游生物。[3]
单笔石属 化石时期:早泥盆世
| |
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Monograptus spiralis | |
科学分类 | |
界: | 动物界 Animalia |
门: | 半索动物门 Hemichordata |
纲: | 羽鳃纲 Pterobranchia |
目: | †正笔石目 Graptoloidea |
科: | †单笔石科 Monograptidae |
属: | †单笔石属 Monograptus Geinitz, 1852[1] |
種 | |
見內文 |
特徵
物種[1]
- Monograptus argenteus
- Monograptus austerus
- Monograptus barrandei
- Monograptus belophorus
- Monograptus bouceki
- Monograptus capis
- Monograptus crispus
- Monograptus difformis
- Monograptus discus
- Monograptus distans
- Monograptus dracocephalus
- Monograptus drepanoformis
- Monograptus firmus
- Monograptus flemingii
- Monograptus flexilis
- Monograptus galaensis
- Monograptus gemmatus
- Monograptus holmi
- Monograptus inopinus
- Monograptus intermedius
- Monograptus jaekeli
- Monograptus kolihai
- Monograptus limatulus
- Monograptus marri
- Monograptus mirificus
- Monograptus münchi
- Monograptus nobilis
- Monograptus novaki
- Monograptus pandus
- Monograptus parapriodon
- Monograptus priodon
- Monograptus pseudocultellus
- Monograptus revolutus
- Monograptus riccartonensis
- Monograptus sartorius
- Monograptus scanicus
- Monograptus sedberghensis
- Monograptus tortilis
- Monograptus uncinatus
- Monograptus undulatus
- Monograptus urceolus
- Monograptus valleculosus
- Monograptus wimani
參考文獻
- ^ 1.0 1.1 Fossiilid.info: Monograptus. [2017-11-25]. (原始内容存档于2020-10-25) (英语).
- ^ Gradstein, F. M. et al. ICS on Stage, page 5. Retrieved 2015-06-16.
- ^ 3.0 3.1 Walker, Cyril; Ward, David. Fossils. Smithsonian Handbooks revised, illustrated. Dorling Kindersley. 2002: 48. ISBN 0789489848.
外部連結
- Monograptus in the Paleobiology Database