^(19 November 2009) "Mollusca." Centro Nacional de Biodiversidad (CeNBio), Cuba, 22 pp., accessed 17 May 2010.
HTMArchived 18 July 2011 at the
Wayback Machine,
PDF
^Thompson F. G. (January 1986). "Land Mollusks of The National Parks of Haiti". Gainesville, Florida, Prepared for
USAID/Haiti.
PDF
^
abRichling I. (2004). "Classification of the Helicinidae: Review of morphological characteristics based on a revision of the Costa Rican species and application to the arrangement of the Central American mainland taxa (Mollusca: Gastropoda: Neritopsina)". Malacologia45(2): 195-440.
abstract
^(in Spanish) Barrientos Z. (2003). "Lista de especies de moluscos terrestres (Archaeogastropoda, Mesogastropoda, Archaeopulmonata, Stylommatophora, Soleolifera) informadas para Costa Rica". Revista de Biología Tropical51(Suppl. 3): 293-304.
PDFArchived 29 June 2011 at the
Wayback Machine
^Adams C. B. (1850). "Description of supposed new species and varieties of terrestrial shells, which inhabit Jamaica". Contributions to Conchology5: 76-84.
^Pfeiffer L. (1859). Monografia heliceorum viventium sistens descriptiones systematicas et criticas omnium huius familiae generum et specierum hodie cognitarum Vol. 4. Brockhaus: Lipsiae. ix. 920. pp.
^Wagner A. (1907-1911). "Die Familie der Helicinidae". Neue Folge. Systematisches Conchylien-Cabinet von Martini und Chemnitz1:18 iii, 391. pp., 70 pls.
^Adams C. B. (1845). "Specierum novarum conchyliorum, in Jamaica repertorum, synopsis". Proceedings of the Boston Society of Natural History2: 1-17.
^(19 November 2009) "Mollusca." Centro Nacional de Biodiversidad (CeNBio), Cuba, 22 pp., accessed 17 May 2010.
HTMArchived 18 July 2011 at the
Wayback Machine,
PDF
^Thompson F. G. (January 1986). "Land Mollusks of The National Parks of Haiti". Gainesville, Florida, Prepared for
USAID/Haiti.
PDF
^
abRichling I. (2004). "Classification of the Helicinidae: Review of morphological characteristics based on a revision of the Costa Rican species and application to the arrangement of the Central American mainland taxa (Mollusca: Gastropoda: Neritopsina)". Malacologia45(2): 195-440.
abstract
^(in Spanish) Barrientos Z. (2003). "Lista de especies de moluscos terrestres (Archaeogastropoda, Mesogastropoda, Archaeopulmonata, Stylommatophora, Soleolifera) informadas para Costa Rica". Revista de Biología Tropical51(Suppl. 3): 293-304.
PDFArchived 29 June 2011 at the
Wayback Machine
^Adams C. B. (1850). "Description of supposed new species and varieties of terrestrial shells, which inhabit Jamaica". Contributions to Conchology5: 76-84.
^Pfeiffer L. (1859). Monografia heliceorum viventium sistens descriptiones systematicas et criticas omnium huius familiae generum et specierum hodie cognitarum Vol. 4. Brockhaus: Lipsiae. ix. 920. pp.
^Wagner A. (1907-1911). "Die Familie der Helicinidae". Neue Folge. Systematisches Conchylien-Cabinet von Martini und Chemnitz1:18 iii, 391. pp., 70 pls.
^Adams C. B. (1845). "Specierum novarum conchyliorum, in Jamaica repertorum, synopsis". Proceedings of the Boston Society of Natural History2: 1-17.