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Lophidiaster

Asteroidea - Paxillosida - Astropectinidae

Taxonomy
Lophidiaster was named by Spencer (1913) [Sepkoski's age data: K Albi-l T Mi-l-u]. It is not extant.

It was assigned to Astropectinidae by Spencer (1913); to Astropectininae by Spencer and Wright (1966); and to Paxillosida by Sepkoski (2002).

Synonymy list
YearName and author
1913Lophidiaster Spencer
1966Lophidiaster Spencer and Wright p. U46
2002Lophidiaster Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
—Asterozoa()
RankNameAuthor
classAsteroidea
subclassAmbuloasteroidea
infraclassNeoasteroidea()
superorderValvatacea
orderPaxillosida
familyAstropectinidae
subfamilyAstropectininae
genusLophidiaster

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. †Lophidiaster Spencer 1913
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†Lophidiaster concavus Rasmussen 1972
†Lophidiaster haunsbergensis Rasmussen 1972
†Lophidiaster hawkinsi Mercier 1935
†Lophidiaster inversus Rasmussen 1972
†Lophidiaster ornatus Spencer 1913
†Lophidiaster postornatus Rasmussen 1945
†Lophidiaster punctatus Brünnich-Nielsen 1943
†Lophidiaster pygmaeus Spencer 1913
†Lophidiaster silentiensis McLearn 1944
Diagnosis
ReferenceDiagnosis
W. K. Spencer and C. W. Wright 1966Intermarginal facet small, rounded. Inferomarginal with rugosities but no horseshoe-shaped tubercles. Typical paxillae.
Measurements
No measurements are available
Composition: high Mg calcitef
Ontogeny: accretion, addition of partsp
Grouping: solitaryf
Environment: marinef
Locomotion: slow-movingf
Life habit: semi-infaunalf
Diet: carnivoref
Vision: limitedc
Reproduction: oviparousf
Dispersal: waterf
Dispersal 2: planktonicf
Created: 2007-10-02 03:56:56
Modified: 2009-10-10 10:31:00
Source: f = family, c = class, p = phylum
References: Blake 1990, Aberhan 1992, Aberhan et al. 2004

Age range: base of the Callovian to the top of the Ypresian or 166.10000 to 47.80000 Ma

Collections (26 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Bathonian167.7 - 164.7France L. hawkinsi (72284)
Callovian166.1 - 163.5Germany (Brandenburg) L. sp. (32016)
Aptian125.0 - 113.0United Kingdom (England) L. sp. (1747)
Albian113.0 - 100.5Canada (Alberta) L. silentiensis (99351)
Early/Lower Albian112.03 - 109.0United Kingdom (England) L. ornatus (1782)
Early/Lower Cenomanian99.6 - 93.5France L. sp. (59619)
Early/Lower Turonian93.5 - 89.3France L. sp. (59620)
Coniacian89.8 - 86.3France L. sp. (59650)
Late/Upper Coniacian - Early/Lower Santonian89.3 - 83.5France L. ornatus (59675) L. sp. (59659)
Late/Upper Santonian85.8 - 83.5France L. sp. (59677)
Middle Santonian - Late/Upper Santonian85.8 - 83.5France L. ornatus (59652)
Late/Upper Campanian83.5 - 70.6Belgium (Liege) L. pygmaeus (32147)
Early/Lower Maastrichtian70.6 - 66.0Germany (Mecklenburg-Vorpommern) L. pygmaeus (32022)
Early/Lower Maastrichtian70.6 - 66.0Belgium (Liege) L. pygmaeus (32148 32151 32158)
Late/Upper Maastrichtian70.6 - 66.0Netherlands L. pygmaeus (32179)
Late/Upper Maastrichtian70.6 - 66.0Netherlands (Limburg) L. pygmaeus (32159)
Late/Upper Maastrichtian70.6 - 66.0Belgium (Liege) L. pygmaeus (32153 32156 32172)
Late/Upper Maastrichtian - Maastrichtian70.6 - 66.0Netherlands L. pygmaeus (32162)
Danian66.0 - 61.6Netherlands (Limburg) L. punctatus (32170)
Danian66.0 - 61.6Denmark L. pygmaeus (89866)
Ypresian56.0 - 47.8United Kingdom (England) L. concavus (76601)