PBDB Taxon

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

Promathildia margaritifera

Gastropoda - Heterostropha - Gordenellidae

Taxonomy

Turritella margaritifera was named by Münster (1841). It is a 3D body fossil. Its type locality is St. Cassian (Munster coll), which is in a Julian carbonate limestone in the Cassian Formation of Italy.

It was recombined as Promathildia margaritifera by Kittl (1894).

Sister species lacking formal opinion data

Cerithium pygmaeum, P. ammoni, P. cretacea, P. elongata, P. gedli, P. humberti, P. margaritacea, P. opalini, P. parva, P. rhaetica, P. semele, P. stuorensis, P. tongoboryensis, P. turritellae, P. venusta, P. vierowiensis, P. semele

Synonyms

Cerithium brandis was named by Klipstein (1843).

It was synonymized subjectively with Promathildia margaritifera by Kittl (1894).

Synonymy list

Year	Name and author
1841	Turritella margaritifera Münster p. 120 figs. Pl 13, fig 45
1843	Cerithium brandis Klipstein p. 180 figs. Pl 11, fig 30
1894	Promathildia margaritifera Kittl p. 223 figs. Pl 9, figs 24-26

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca

Rank	Name	Author
class	Gastropoda
order	Heterostropha	()
order	Allogastropoda	Haszprunar 1985
superfamily	Mathildoidea	Dall 1889
family	Gordenellidae	Gründel 2000
genus	Promathildia	Andreae 1887
species	margaritifera	()

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.

†Promathildia margaritifera Münster 1841

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Invalid names: Cerithium brandis Klipstein 1843 [synonym]

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell height	3	11.4	9.90	12.8	11.6	1.46

Composition:

aragonitec

Locomotion:

actively mobilec

Life habit:

epifaunalc

Vision:

limitedc

Created:

2004-02-29 11:40:59

Modified:

2010-02-11 01:35:02

Source: c = class

Reference: Kiessling 2004

Age range: Julian or 237.00000 to 233.60000 Ma

Collections (3 total)

Time interval	Ma	Country or state	Original ID and collection number
Julian	237.0 - 233.6	Italy	Promathildia margaritifera (144631) Turritella margaritifera (137429)
Carnian	237.0 - 227.3	Hungary (Bakony)	Promathildia margaritifera (203210)