Quick Links : Mindat手册 The Rock H. Currier Digital Library Mindat Newsletter [Free Download]

主页关于 Mindat Mindat手册 Mindat的历史版权 Who We Are 联系我们于 Mindat.org刊登广告

捐赠给 Mindat Corporate Sponsorship 赞助板页已赞助的板页在 Mindat刊登广告的广告商于 Mindat.org刊登广告

Learning Center What is a mineral?The most common minerals on earth Information for Educators Mindat Articles The Elements The Rock H. Currier Digital Library Geologic Time

搜索矿物的性质搜索矿物的化学 Advanced Locality Search 随意显示任何一种矿物 Random Locality 使用minID搜索邻近产地 Search Articles 搜索词汇表更多搜索选项

Mindat手册添加新照片 Rate Photos 产区编辑报告 Coordinate Completion Report 添加词汇表项目

Mining Companies 统计会员列表 Mineral Museums Clubs & Organizations 矿物展及活动 The Mindat目录表设备设置 The Mineral Quiz

照片搜索 Photo Galleries Search by Color 今天最新的照片昨天最新的照片用户照片相集过去每日精选照片相集 Photography

BETA TEST - Fossil data and pages are very much experimental and under development. Please report any problems

Conotheca ✝

Photos

Photo Gallery

Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	Not linked to a GBIF record.
PaleoBioDB ID (PBDB)	7635	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=7635

Rank

genus (PBDB)

Taxonomy (PBDB)

Life : Animalia : Hyolitha : Orthothecida : Circothecidae : Conotheca

Classification
(PBDB,GBIF)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
-	Bilateria
-	Eubilateria	Ax 1987
-	Protostomia	Grobben 1908
-	Spiralia
superphylum	Lophotrochozoa
-	Lophophorata
phylum	Hyolitha	Marek 1963
order	Orthothecida	Marek 1966
family	Circothecidae	Rozanov et al. 1969
genus	Conotheca	Rozanov et al. 1969

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Conotheca	genus	belongs to Circothecidae	stated with evidence	Rozanov et al., 1969
Conotheca	genus	belongs to Circothecidae	stated without evidence	Azmi and Pancholi, 1983
Conotheca	genus	belongs to Calyptoptomatida	stated without evidence	Duan, 1984
Conotheca	genus	belongs to Circothecidae	stated with evidence	Bengtson et al., 1990
Conotheca	genus	belongs to Orthothecida	stated without evidence	Landing and Bartowski, 1996
Conotheca	genus	belongs to Circothecida	second hand	Sepkoski, 2002
Conotheca	genus	belongs to Coleolidae	stated with evidence	Malinky and Skovsted, 2004
Conotheca	genus	belongs to Circothecidae	stated with evidence	Parkhaev and Demidenko, 2010

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

541 - 530 Ma
Cambrian

Last Recorded Appearance

516 - 513 Ma
Cambrian

Environment

marine (based on Hyolitha)

Motility

stationary (based on Hyolitha)

Vision

blind (based on Hyolitha)

Diet

suspension feeder (based on Hyolitha)

Ecospace Comments

BODY SIZE: Data from Steiner et al. (2004).

Taphonomy

aragonite (based on Hyolitha)

Primary Reference (PBDB)

A. Y. Rozanov, V. V. Missarzhevsky, and NA Volkova, LG Voronova, IN Krylov, BM Keller, IK Korolyuk, K. Lendzion, R. Mikhnyar, NG Pykhova, AD Sidorov. 1969. Tommotskiu jarus i problema nizhney granisty kembriya. Trudy Geoligske Institut Leningrad 206:1-379

Fossil Distribution

Subtaxa

Name	Status	Fossil Occurrences	Oldest	Youngest
Conotheca australiensis ✝ species	listed (PBDB)	45	520 Ma Cambrian	516 Ma Cambrian
Conotheca brevica ✝ species	listed (PBDB)	1	541 Ma Cambrian	541 Ma Cambrian
Conotheca circumflexa ✝ species	listed (PBDB)	6	541 Ma Cambrian	520 Ma Cambrian
Conotheca corniformis ✝ species	listed (PBDB)	1	516 Ma Cambrian	516 Ma Cambrian
Conotheca curta ✝ species	listed (PBDB)	2	520 Ma Cambrian	516 Ma Cambrian
Conotheca dahaiensis ✝ species	listed (PBDB)	1	530 Ma Cambrian	530 Ma Cambrian
Conotheca ningqiangensis ✝ species	listed (PBDB)	1	516 Ma Cambrian	516 Ma Cambrian
Conotheca rotunda ✝ species	listed (PBDB)	1	520 Ma Cambrian	520 Ma Cambrian
Conotheca shennongjiaensis ✝ species	listed (PBDB)
Conotheca subcurvata ✝ species	listed (PBDB)	159	541 Ma Cambrian	516 Ma Cambrian

Synonymy List

Year	Name and Author
1969	Conotheca Rozanov et al. pp. 134-135
1969	Edgetheca Rozanov et al. p. 142
1983	Conotheca Azmi and Pancholi p. 368
1984	Conotheca Duan p. 162
1990	Conotheca Bengtson et al. p. 213
1996	Conotheca Landing and Bartowski p. 756
2002	Conotheca Sepkoski, Jr.
2004	Conotheca Malinky and Skovsted p. 570
2010	Conotheca Parkhaev and Demidenko p. 931

References

Rozanov A. Y., Missarzhevsky V. V., et al (1969) Tommotskiu jarus i problema nizhney granisty kembriya, Trudy Geoligske Institut Leningrad 206, 1-379

Azmi R. J., Pancholi V. P. (1983) Early Cambrian (Tommotian) conodonts and other shelly microfauna from the upper Krol of Mussoorie Syncline, Garhwal Lesser Himalaya with remarks on the Precambrian-Cambrian boundary, Himalayan Geology 11, 360-372

Duan C. (1984) Small shelly fossils from the Lower Cambrian Xihaoping Formation the Shennongjia district, Hubei Province - hyoliths and fossil skeletons of unknown affinities, Bulletin of the Tianjin Institute of Geology and Mineral Resources 7, 141-188

Bengtson S., Conway Morris S., et al (1990) Early Cambrian fossils from South Australia, Association of Australasian Palaeontologists 9, 1-364

Landing E., Bartowski K.E. (1996) Oldest shelly fossils from the Taconic Allochthon and late Early Cambrian sea-levels in eastern Laurentia, Journal of Paleontology 70 5, 741-761

Sepkoski, Jr. J. J. (2002) A compendium of fossil marine animal genera, Bulletins of American Paleontology 363, 1-560

Malinky J. M., Skovsted C.B. (2004) Hyoliths and small shelly fossils from the Lower Cambrian of NorthEast Greenland, Acta Palaeontologica Polonica 49 4, 551-578

Parkhaev P. Y., Demidenko Y. (2010) Zooproblematica and mollusca from the Lower Cambrian Meishucun section (Yunnan, China) and taxonomy and systematics of the Cambrian small shelly fossils of China, Paleontological Journal 44 8, 883-1161 doi:10.1134/s0031030110080010

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

Quick NavTop Fossil Distribution Subtaxa Synonymy List References

Go to top of page