PBDB Taxon

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Murchisonia (Cheilotoma)

Gastropoda - Murchisoniina - Murchisoniidae

Taxonomy

Cheilotoma was named by Koken (1889). Its type is Pleurotoma blumi.

It was reranked as Murchisonia (Cheilotoma) by Kittl (1891) and Kittl (1900).

It was assigned to Murchisonia by Kittl (1891) and Kittl (1900).

Subtaxa

Cheilotoma blumi, Murchisonia (Cheilotoma) acuta, Murchisonia (Cheilotoma) bipunctata, Murchisonia (Cheilotoma) calosoma, Murchisonia (Cheilotoma) hungarica, Murchisonia (Cheilotoma) obtusa, Murchisonia (Cheilotoma) subgranulata, Murchisonia (Cheilotoma) tristriata

Species lacking formal opinion data

Murchisonia dowlingi, Murchisonia hibernica, Murchisonia scrabiculatus, Murchisonia turritelloides

Synonymy list

Year	Name and author
1891	Murchisonia (Cheilotoma) Kittl p. 218
1900	Murchisonia (Cheilotoma) Kittl

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

Rank	Name	Author
class	Gastropoda
subclass	Orthogastropoda
order	Murchisoniina
superfamily	Murchisonioidea	()
family	Murchisoniidae
genus	Murchisonia
subgenus	Cheilotoma	(Koken 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.

Subg. †Murchisonia (Cheilotoma) Koken 1889

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†Cheilotoma blumi Wissmann 1841

†Murchisonia (Cheilotoma) acuta Münster 1841

†Murchisonia (Cheilotoma) bipunctata Münster 1841

†Murchisonia (Cheilotoma) calosoma Laube 1868

†Murchisonia (Cheilotoma) hungarica Kittl 1900

†Murchisonia (Cheilotoma) obtusa Klipstein 1843

†Murchisonia (Cheilotoma) subgranulata Klipstein 1843

†Murchisonia (Cheilotoma) tristriata Münster 1841

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell height	2	11.1	10.9	11.3	11.1	0.283

Composition:

aragoniteo

Entire body:

yesg

Adult length:

10 to < 100g

Adult width:

10 to < 100g

Adult height:

10 to < 100g

Folds:

noneg

Ribbing:

minorg

Spines:

noneg

Internal reinforcement:

noneg

Locomotion:

actively mobileg

Life habit:

epifaunalg

Diet:

suspension feederg

Vision:

limitedo

Created:

2009-06-06 08:12:42

Modified:

2009-09-24 16:06:01

Source: g = genus, o = order

References: Bambach et al. 2007, Hendy 2009

Age range: base of the Pelsonian to the top of the Julian or 247.20000 to 232.00000 Ma

Collections (4 total)

Time interval	Ma	Country or state	Original ID and collection number
Pelsonian	247.2 - 242.0	Hungary (Bakony)	Murchisonia hungarica (203218)
Julian	235.0 - 232.0	Italy	Cerithium acutum, Trochus tristriatus, Trochus bipunctatus, Pleurotoma blumi (137429) Murchisonia acuta, Murchisonia subgranulata, Murchisonia calosoma, Murchisonia tristriata (144631) Pleurotomaria obtusa (145649)