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Ectenocrinus

Crinoidea - Homocrinida - Homocrinidae

Taxonomy
Ectenocrinus was named by Miller (1889).

It was assigned to Homocrinidae by Ulrich (1925), Kolata (1976) and Ausich (1998); and to Disparida by Sepkoski (2002).

Synonymy list
YearName and author
1889Ectenocrinus Miller
1925Ectenocrinus Ulrich
1976Ectenocrinus Kolata p. 447
1998Ectenocrinus Ausich p. 26
2002Ectenocrinus Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumBlastozoa
RankNameAuthor
classCrinoideaMiller 1821
subclassPentacrinoideaJaekel 1918
infraclassInadunata(Wachsmuth and Springer 1897)
superorderDisparida(Moore and Laudon 1943)
orderHomocrinida
familyHomocrinidaeKirk 1914
genusEctenocrinusMiller 1889

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. †Ectenocrinus Miller 1889
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†Ectenocrinus simplex Hall 1847
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Invalid names: Ectenocrinus canadensis Billings 1857 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calcitec
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: stationaryg
Attached: yesg
Life habit: intermediate-level epifaunalg
Diet: suspension feederg
Vision: blindc
Dispersal: waterp
Dispersal 2: planktonicp
Comments: LIFE HISTORY: Approximate length of 10-15 cm according to Brett et al (2008), therefore intermediate level epifaunal.g
Created: 2009-10-09 11:24:10
Modified: 2009-10-09 13:24:10
Source: g = genus, c = class, p = phylum
References: Aberhan et al. 2004, Aberhan 1992, Kiessling 2004, Hendy et al. 2009

Age range: base of the Middle Ordovician to the top of the Richmondian or 470.00000 to 445.50000 Ma

Collections (195 total)


Time interval Ma Country or state Original ID and collection number
Middle Ordovician470.0 - 458.4USA (New York) E. sp. (334 335)
Turinian457.3 - 453.8Canada (Quebec) E. canadensis (195625)
Mohawkian457.3 - 451.0USA (New York) E. triangulus (104574 104580 104599 104601 104604 104608 104610 104613 104614 104621 104622 104623 104624 104625 104626 104628)
Blackriveran457.3 - 449.6Canada (Ontario) E. sp. (55999)
Blackriveran457.3 - 449.6USA (Oklahoma) E. sp. (23990)
Shermanian457.3 - 449.6USA (Minnesota) E. simplex (23404)
Shermanian457.3 - 449.6USA (Illinois, Iowa) E. simplex (23477 23481)
Shermanian457.3 - 449.6USA (Iowa, Illinois) E. simplex (23474)
Chatfieldian453.8 - 451.0USA (New York) E. simplex (181519) E. sp. (433) E. sp., E. simplex (432)
Katian453.0 - 445.2Canada (Ontario) Heterocrinus canadensis (180117)
Katian453.0 - 445.2USA (Kentucky) E. simplex (181722)
Katian453.0 - 445.2Canada (Quebec) Heterocrinus canadensis (181082)
Edenian451.0 - 450.2USA (Illinois, Iowa) E. simplex (23490 23492)
Edenian451.0 - 450.2USA (Ohio) E. simplex (173051) E. sp. (349 383 384 385 386 74667 74669 74674 74675 74676 74677 74680 74681 74685 74690 74691 74693 74694 74695 74699 74700 74773 74775 74777 74778 74779 74780 74781 74782 74783 74784 74786 74787 74789 74790)
Edenian451.0 - 450.2USA (Pennsylvania) E. simplex (34895)
Edenian451.0 - 450.2USA (Minnesota) E. simplex (23405)
Edenian451.0 - 450.2USA (Kentucky) E. sp. (369 72640 72643 72644 72648 72675 72676 72677 72678 72708 72709 72716 72717 72718 72728 72730 72735 72755 72756 72758 72759 72760 72763 72766 72768 72954 72955 72956 72957 72998 73002 73004 73005 73007 73008 73102 74703 74704 74705 74706 74707 74708 74710 74711 74712 74713 74714 74715 74717 74720 74721 74722 74723 74726 74727 74728 74729 74730 74761 74813 74822 74823 74824 74826 74827 74828 74831 74832 74833 74834 74844 74846 74847 74848 74849 74850 74851 74853 74854 74872 74873 74874 74875 74876 74878 74880 74881 74882 74883 74884 74887 154339)
Edenian - Maysvillian451.0 - 449.6Canada (Ontario) E. sp. (26293)
Edenian - Maysvillian451.0 - 449.6USA (Minnesota) E. raymondi (23409)
Edenian - Maysvillian451.0 - 449.6USA (Illinois, Iowa) E. raymondi (23521)
Maysvillian450.2 - 449.6USA (Minnesota) E. raymondi (23410)
Maysvillian450.2 - 449.6USA (Wyoming) E. sp. (10446)
Maysvillian450.2 - 449.6USA (Ohio) E. simplex (173054) E. sp. (387 388 72981 73128)
Maysvillian450.2 - 449.6USA (Illinois, Iowa) E. raymondi (23522 23524)
Maysvillian450.2 - 449.6USA (Iowa) E. simplex (13156)
Maysvillian450.2 - 449.6USA (Kentucky) E. sp. (72649 72650 72663 72667 72668 72669 72699 72738 72739 72743 72744 72746 72773 72782 72788 73075)
Richmondian449.6 - 445.5USA (Kentucky) E. sp. (73059)
Richmondian449.6 - 445.5USA (Iowa) E. raymondi (13200)
Richmondian449.6 - 445.5USA (Ohio) E. sp. (72962)