Megaspiridae

Megaspiridae
	Apertural and abapertural views of a shell of Thaumastus flori
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Stylommatophora
Suborder:	Helicina
Superfamily:	Orthalicoidea
Family:	Megaspiridae ; Pilsbry, 1904

Last updated August 20, 2025

Megaspiridae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Orthalicoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).^[2]^[3]

The family Megaspiridae has no subfamilies.^[2]

Genera

Genera within the family Megaspiridae include:

Callionepion Pilsbry & Vanatta, 1899
Koltrora Simone, 2024
Kora Simone, 2012
Megaspira Lea, 1838 - type genus of the family Megaspiridae^[2]^[3]
Paeniscutalus Wurtz, 1947
Thaumastus Albers, 1860^[4]^[5]^[3] - synonym: Tholus Strebel, 1909^[6]^[7]

Synonyms

OrphnusAlbers, 1850: synonym of ThaumastusE. von Martens, 1860 (junior homonym, invalid: not McLeay, 1819)
PachytholusStrebel, 1909: synonym of ThaumastusE. von Martens, 1860 (junior subjective synonym)
PyrgelixH. Beck, 1837: synonym of MegaspiraI. Lea, 1836
TatutorJousseaume, 1887: synonym of ThaumastusE. von Martens, 1860
TholusStrebel, 1909: synonym of ThaumastusE. von Martens, 1860

References

↑ Pilsbry H. A. (1904) Manual of Conchology Volume 16. Urocoptidae, Achatinidae. (2)16(63): 175.
1 2 3 Bouchet, Philippe; Rocroi, Jean-Pierre; Frýda, Jiri; Hausdorf, Bernard; Ponder, Winston; Valdés, Ángel & Warén, Anders (2005). "Classification and nomenclator of gastropod families". Malacologia . 47 (1–2). Hackenheim, Germany: ConchBooks: 1–397. ISBN 3-925919-72-4. ISSN 0076-2997.
1 2 3 Breure A. S. H. & Romero P. (2012). "Support and surprises: molecular phylogeny of the land snail superfamily Orthalicoidea using a three-locus gene analysis with a divergence time analysis and ancestral area reconstruction (Gastropoda: Stylommatophora)". Archiv für Molluskenkunde: International Journal of Malacology 141(1): 1-20. doi : 10.1127/arch.moll/1869-0963/141/001-020.
↑ Mónica Lucía Vera Ardila (2008). "Lista de los géneros de moluscos terrestres de Colombia (Mollusca: Gastropoda: Prosobranchia: Mesogastropoda y Pulmonata: Stylommatophora)" (PDF). Biota Colombiana . 9 (1): 39–62.
↑ Breure A. S. H. & Borrero F. J. (2008). "An annotated checklist of the land snail family Orthalicidae (Gastropoda: Pulmonata: Orthalicoidea) in Ecuador, with notes on the distribution of the mainland species. Zootaxa 1768: 1-40. abstract.
↑ Abbott R. T. (1989). Compendium of Landshells. American Malacologists, Inc., Melbourne, Florida. ISBN 0-915826-23-2
↑ Breure A. S. H. (1979). "Systematics, phylogeny and zoogeography of Bulimulinae (Mollusca)". Zoologische Verhandelingen Leiden 168: 1-215, figs 1-182, pls. 1-3, tables 1-5. PDF.

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[1] Pilsbry H. A. (1904) Manual of Conchology Volume 16. Urocoptidae, Achatinidae. (2)16(63): 175.

[Bouchet_2005-2] 1 2 3 Bouchet, Philippe; Rocroi, Jean-Pierre; Frýda, Jiri; Hausdorf, Bernard; Ponder, Winston; Valdés, Ángel & Warén, Anders (2005). "Classification and nomenclator of gastropod families". Malacologia . 47 (1–2). Hackenheim, Germany: ConchBooks: 1–397. ISBN 3-925919-72-4. ISSN 0076-2997.

[Breure_2012-3] 1 2 3 Breure A. S. H. & Romero P. (2012). "Support and surprises: molecular phylogeny of the land snail superfamily Orthalicoidea using a three-locus gene analysis with a divergence time analysis and ancestral area reconstruction (Gastropoda: Stylommatophora)". Archiv für Molluskenkunde: International Journal of Malacology 141(1): 1-20. doi : 10.1127/arch.moll/1869-0963/141/001-020.

[Vera-4] Mónica Lucía Vera Ardila (2008). "Lista de los géneros de moluscos terrestres de Colombia (Mollusca: Gastropoda: Prosobranchia: Mesogastropoda y Pulmonata: Stylommatophora)" (PDF). Biota Colombiana . 9 (1): 39–62.

[Breure_2008-5] Breure A. S. H. & Borrero F. J. (2008). "An annotated checklist of the land snail family Orthalicidae (Gastropoda: Pulmonata: Orthalicoidea) in Ecuador, with notes on the distribution of the mainland species. Zootaxa 1768: 1-40. abstract.

[6] Abbott R. T. (1989). Compendium of Landshells. American Malacologists, Inc., Melbourne, Florida. ISBN 0-915826-23-2

[Breure_1979-7] Breure A. S. H. (1979). "Systematics, phylogeny and zoogeography of Bulimulinae (Mollusca)". Zoologische Verhandelingen Leiden 168: 1-215, figs 1-182, pls. 1-3, tables 1-5. PDF.

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