Sagdidae

Sagdidae
	Two adult shells and one juvenile shell of Sagda alligans
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Stylommatophora
Suborder:	Helicina
Superfamily:	Sagdoidea
Family:	Sagdidae; Pilsbry, 1895
Type genus
	Sagda;

Sagdidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks with highest diversity in the Greater Antilles. It has been classified in its own superfamily Sagdoidea^[2] and as a member of the superfamily Helicoidea.^[3] Some species of Sagdidae are ovoviviparous.^[4]

Anatomy[]

Vestigial love darts exist in some species within this family.

Subfamilies and genera[]

The family Sagdidae consists of the following subfamilies:^[2]

Aquebaninae H. B. Baker, 1940
Platysuccineinae H. B. Baker, 1940
Polydontinae Schileyko, 2006
Sagdinae Pilsbry, 1895
Yunqueinae Schileyko, 1998

Genera in the family Sagdidae include:^[5]

The type genus is Sagda Beck, 1837.

Granodomus Wurtz, 1955
Hispaniolana Pilsbry, 1933
Hyalosagda
Odontosagda - Odontosagda blandii
Sagda
Xenodiscula

References[]

^ Pilsbry H. A. (2 February) 1895 Guide to the study of helices. Manual of conchology; structural and systematic. With illustrations of the species. Second series: Pulmonata. Volume 9. 36, 33a:i-xlviii, 161-336, plates 41-71. (Sagdinae is on page xxxii.)
^ ^a ^b Bouchet, P. & Rocroi, J.-P. 2005. Classification and nomenclator of gastropod families. Malacologia 47: 1-397.
^ Wade, C. M., Mordan, P. B. & Naggs, F. 2006. Evolutionary relationships among the Pulmonate land snails and slugs (Pulmonata, Stylommatophora). Biological Journal of the Linnean Society 87: 593-610. Abstract.
^ Goodfriend, G. A. 1986. Radiation of the land snail genus Sagda (Pulmonata: Sagdidae): comparative morphology, biogeography and ecology of the species of north-central Jamaica. Zoological Journal of the Linnean Society 87: 367-398.
^ Sagdidae. Discover Life, accessed 6 December 2008.

External links[]

Gary Rosenberg & Igor V. Muratov. Recent terrestrial molluscs of Jamaica
Sei, M., Robinson, R.G., Geneva, A.J. & Rosenberg, G., (2017). "Doubled helix: Sagdoidea is the overlooked sister group of Helicoidea (Mollusca: Gastropoda: Pulmonata)". Biological Journal of the Linnean Society XX: 1-32. doi:10.1093/biolinnean/blx082.

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[1] Pilsbry H. A. (2 February) 1895 Guide to the study of helices. Manual of conchology; structural and systematic. With illustrations of the species. Second series: Pulmonata. Volume 9. 36, 33a:i-xlviii, 161-336, plates 41-71. (Sagdinae is on page xxxii.)

[Bouchet-2] Bouchet, P. & Rocroi, J.-P. 2005. Classification and nomenclator of gastropod families. Malacologia 47: 1-397.

[3] Wade, C. M., Mordan, P. B. & Naggs, F. 2006. Evolutionary relationships among the Pulmonate land snails and slugs (Pulmonata, Stylommatophora). Biological Journal of the Linnean Society 87: 593-610. Abstract.

[4] Goodfriend, G. A. 1986. Radiation of the land snail genus Sagda (Pulmonata: Sagdidae): comparative morphology, biogeography and ecology of the species of north-central Jamaica. Zoological Journal of the Linnean Society 87: 367-398.

[5] Sagdidae. Discover Life, accessed 6 December 2008.

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