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Placonella perforata

Demospongiae - Megalithistida - Pleromatidae

Taxonomy
Placonella perforata was named by Hinde (1883). It is not extant. Its type locality is Nattheim (BMNH collection), which is in a Jurassic marine horizon in Germany. It is the type species of Placonella.

Entered
by B. Allen on 2026-04-08; modified by B. Allen on 2026-04-08

Synonymy list
YearName and author
1883Placonella perforata Hinde

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RankNameAuthor
kingdomAnimalia()
phylumPoriferaGrant 1836
classDemospongiae(Sollas 1875)
subclassLithistida(Schmidt 1870)
orderMegalithistida
RankNameAuthor
suborderMegamorinaZittel 1878
familyPleromatidaeSollas 1888
subfamilyHeterostiniinaeSchrammen 1924
genusPlaconella
speciesperforata

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.

†Placonella perforata Hinde 1883
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: silicao
Environment: marineo
Locomotion: stationaryo
Attached: yeso
Life habit: epifaunalo
Diet: suspension feedero
Vision: blindc
Created: 2006-05-26 06:29:24
Modified: 2009-05-08 20:27:50
Source: o = order, c = class
References: Whittington et al. 1997, Kiessling 2004

Age range: Late/Upper Jurassic or 161.50000 to 143.10000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Late/Upper Jurassic161.5 - 143.1Germany (Baden-Württemberg) Placonella perforata (type locality: 278521)