Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Xenoschrammenum

Hexactinellida - Lychniscosa - Sporadopylidae

Taxonomy
Xenoschrammenum was named by de Laubenfels (1955) [Sepkoski's age data: J Oxfo-l - K Apti Sepkoski Ref. 622,775]. It is not extant.

It was assigned to Hexactinosa by Sepkoski (2002); and to Sporadopylidae by Finks et al. (2004).

Synonyms
Synonymy list
YearName and author
1937Amphiblestrum Schrammen
1955Xenoschrammenum de Laubenfels p. 79
2002Xenoschrammenus Sepkoski
2004Xenoschrammenum Finks et al. p. 547

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
phylumPoriferaGrant 1836
classHexactinellidaSchmidt 1870
RankNameAuthor
orderLychniscosaSchrammen 1903
familySporadopylidaeSchrammen 1937
genusXenoschrammenumde Laubenfels 1955

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. †Xenoschrammenum de Laubenfels 1955
show all | hide all
†Xenoschrammenum alternans Schrammen 1937
†Xenoschrammenum fragile Lagneau-Herenger 1962
†Xenoschrammenum regulare Lagneau-Herenger 1962
†Xenoschrammenum robustum Lagneau-Herenger 1962
†Xenoschrammenum venosum Schrammen 1937
Invalid names: Amphiblestrum Schrammen 1937 [replaced]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: silicac
Environment: marinec
Locomotion: stationaryo
Attached: yeso
Life habit: epifaunalo
Diet: suspension feedero
Vision: blindc
Created: 2009-05-08 19:09:36
Modified: 2009-05-08 21:09:36
Source: o = order, c = class
References: Bambach et al. 2007, Kiessling 2004

Age range: base of the Early/Lower Oxfordian to the top of the Late/Upper Albian or 161.20000 to 99.60000 Ma

Collections (27 total)


Time interval Ma Country or state Original ID and collection number
Oxfordian163.5 - 157.3Spain Amphiblestrum sp. (67866 67867)
Early/Lower Oxfordian161.2 - 155.7Poland X. alternans (114497)
Late/Upper Oxfordian161.2 - 155.7Germany X. alternans (74047)
Late/Upper Oxfordian161.2 - 155.7Poland X. alternans (60852 60854 60856) X. punctatum, X. alternans (60851 60855)
Middle Oxfordian161.2 - 155.7Poland X. alternans (60850) X. punctatum (60809 60817) X. punctatum, X. alternans (60812 114252)
Middle Oxfordian - Late/Upper Oxfordian161.2 - 155.7Germany X. venosum (74033)
Late/Upper Kimmeridgian155.7 - 150.8Germany X. alternans (74099) X. venosum (74069)
Early/Lower Tithonian150.8 - 145.0Germany Tremaphorus alternans (34608)
Early/Lower Valanginian140.2 - 136.4France (Provence-Alpes-Cote d'Azur) X. regulare (111687)
Hauterivian132.9 - 129.4France (Rhone-Alpes) X. robustum (112151) X. robustum, X. fragile (112150)
Aptian125.0 - 113.0Spain (Catalonia) X. fragile (111533)
Early/Lower Albian112.03 - 109.0France (Provence-Alpes-Cote d'Azur) X. regulare, X. fragile (112209)
Middle Albian109.0 - 105.3France (Provence-Alpes-Cote d'Azur) X. regulare (112212)
Late/Upper Albian105.3 - 99.6France (Languedoc-Rousillon) X. fragile (112213)
Late/Upper Albian105.3 - 99.6France (Provence-Alpes-Cote d'Azur) X. fragile (112215 112216)