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Haplistion elongatum

Demospongea - Spirosclerophorida - Haplistiidae

Haplistion elongatus was named by Siedlecka (1970). Its type specimen is PMO A33220 and is a 3D body fossil. Its type locality is Akseloya, Bellsund, which is in a Wuchiapingian offshore sandstone/mudstone in the Kapp Starostin Formation of Svalbard and Jan Mayen.

It was corrected as Haplistion elongatum by Hurcewicz (1982).

Sister species lacking formal opinion data

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Synonymy list
YearName and author
1970Haplistion elongatus Siedlecka p. 77 figs. Pl 2, figs 1-3; pl 4, figs 5, 6; text-fig 3
1982Haplistion elongatum Hurcewicz p. 99 figs. Pl 34, figs 1, 2; pl 35, figs 1a-d; pl 36, figs 1, 2; text-figs 9-11

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phylumPoriferaGrant 1836
classDemospongea(Sollas 1875)
subclassLithistida(Schmidt 1870)
orderSpirosclerophoridaReid 1963
suborderRhizomorinaZittel 1895
familyHaplistiidaede Laubenfels 1955
genusHaplistionYoung and Young 1877

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.

No diagnoses are available