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Laganidae

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	Not linked to a GBIF record.
PaleoBioDB ID (PBDB)	60775	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=60775

Rank

family (PBDB)

Taxonomy (PBDB)

Life : Animalia : Echinodermata : Echinoidea : Clypeasteroida : Laganidae

Classification
(PBDB,GBIF)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
-	Triploblastica	Lankester 1877
-	Nephrozoa	Jondelius et al. 2002
-	Deuterostomia	Grobben 1908
-	Ambulacraria
phylum	Echinodermata	Klein 1754
subphylum	Echinozoa	von Zittel 1895
class	Echinoidea
subclass	Euechinoidea	Bronn 1860
superorder	Acroechinoidea
-	Carinacea	Kroh and Smith 2010
-	Irregularia
-	Microstomata	Smith 1984
-	Neognathostomata	Smith 1981
order	Clypeasteroida	Agassiz 1836
suborder	Scutellina
infraorder	Laganiformes	Desor 1847
family	Laganidae	Desor 1858

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Laganidae	family	belongs to Clypeastrina	stated without evidence	Clark and Twitchell, 1915
Laganidae	family	belongs to Laganina	stated without evidence	Durham, 1966
Laganidae	family	belongs to Echinoidea	stated without evidence	Kosnik, 2002
Laganidae	family	belongs to Scutellina	stated without evidence	Smith, 2009
Laganidae	family	belongs to Laganiformes	stated with evidence	Kroh and Smith, 2010

Status (PBDB)

extant

Taxon Size (PBDB)

Extant Size (PBDB)

7 (33%)

First Recorded Appearance

38.0 - 33.9 Ma
Paleogene

Environment

marine (based on Echinodermata)

Motility

slow-moving (based on Clypeasteroida)

Vision

limited (based on Echinoidea)

Diet

detritivore (based on Clypeasteroida)

Reproduction

dispersal=water,planktonic (based on Echinodermata)

Ontogeny

accretion,addition of parts (based on Echinodermata)

Taphonomy

high Mg calcite (based on Echinoidea)

Primary Reference (PBDB)

E. Desor. 1858. Synopsis des échinides fossiles. Reinwald, Paris

Fossil Distribution

Subtaxa

Name	Status	Fossil Occurrences	Oldest	Youngest
Laganinae subfamily	listed (PBDB)			0 Ma Extant
Neolaganinae ✝ subfamily	listed (PBDB)
Fibulina ✝ genus	listed (PBDB)
Hupea genus	doubtful (GBIF) listed (PBDB)			0 Ma Extant
Jacksonaster genus	accepted (GBIF) listed (PBDB)	4	33.9 Ma Oligocene	0 Ma Extant
Laganum genus	accepted (GBIF) listed (PBDB)	16	38.0 Ma Eocene	0 Ma Extant
Peronella genus	accepted (GBIF) listed (PBDB)	12	38.0 Ma Eocene	0 Ma Extant
Peronellites ✝ genus	listed (PBDB)
Rumphia genus	accepted (GBIF) listed (PBDB)			0 Ma Extant

Synonymy List

Year	Name and Author
1915	Laganidae Clark and Twitchell p. 122
1966	Laganidae Durham p. U472
2001	Laganidae Lindley p. 129
2002	Laganidae Kosnik
2009	Laganidae Smith
2010	Laganidae Kroh and Smith p. 172

References

Desor E. , Synopsis des échinides fossiles. Reinwald, Paris, 1-490

Clark W. B., Twitchell M. W. (1915) The Mesozoic and Cenozoic Echinodermata of the United States, United States Geological Survey Bulletin 54, 1-341

Durham J. W. (1966) Clypeasteroids, Treatise on Invertebrate Paleontology,Part U Echinodermata 3. The Geological Society of America and The University of Kansas Press 2, U450-U491

Lindley I. D. (2001) Tertiary echinoids from Papua New Guinea, Proceedings of the Linnean Society of New South Wales 123, 119-139

Kosnik M. A. (2002) personal opinion.

Smith A. B. (2009) Classification of the Echinoidea, Online database

Kroh A., Smith A. B. (2010) The phylogeny and classification of post-Palaeozoic echinoids, Journal of Systematic Palaeontology 8 2, 147-212 doi:10.1080/14772011003603556

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!

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