Urocyclidae is a family of air-breathing land snails, semi-slugs and land slugs, terrestrial pulmonate gastropod mollusks in the superfamily Helicarionoidea.

Some species within this family make and use love darts before mating.[citation needed]

Distribution

The Urocyclidae are distributed in the Afrotropical realm, including Madagascar, the Comores and the islands of the Gulf of Guinea.

Taxonomy

The family Urocyclidae consists of 3 subfamilies:

  • subfamily Rhysotininae Schileyko, 2002
  • subfamily Sheldoniinae Connolly, 1925 (1912) - synonyms: Peltatinae Godwin-Austen, 1912; Trochonanininae Connolly, 1912; Trochozonitinae Iredale, 1914; Ledoulxiinae Pilsbry, 1919; Gymnarionidae Von Mol, 1970; Rhysotinidae Schileyko, 2002; Zonitarionini Schileyko, 2002; Acantharionini Schileyko, 2002
  • subfamily Urocyclinae Simroth, 1889 tribe Urocyclini Simroth, 1889 - synonyms: Atoxonini Schileyko, 2002; Buettneriini Schileyko, 2002 tribe Dendrolimacini Van Goethem, 1977 tribe Leptichnini Van Goethem, 1977 tribe Upembellini Van Goethem, 1977

Genera

The following genera are recognised in the family Urocyclidae:

unsorted

  • Koruella Pickford, 2009

Subfamily Rhysotininae

Subfamily Sheldoniinae

  • Acantharion Binder & Tillier, 1985
  • Africarion Godwin-Austen, 1883
  • Amatarion Van Mol, 1970
  • Angustivestis Pilsbry, 1919
  • Aspidelus Morelet, 1884
  • Aspidotomium Degner, 1932
  • Belonarion Pilsbry, 1919
  • Bloyetia Bourguignat, 1890
  • Camerunarion Van Mol, 1970
  • Carinazingis van Bruggen & de Winter, 1990
  • Centrafricarion Van Mol, 1970
  • Chlamydarion Van Mol, 1968
  • Colparion Laidlaw, 1938
  • Degneria Verdcourt, 1956
  • Entagaricus Pilsbry, 1919
  • Estria Poirier, 1887
  • Falloonella Preston, 1914
  • Fuellebornia Verdcourt, 1998
  • Granularion Germain, 1912
  • Gymnarion Pilsbry, 1919
  • Hamya Bourguignat, 1885
  • Kerkophorus Godwin-Austen, 1912
  • Lacrimarion Connolly, 1939
  • Malagarion Tillier, 1979
  • Mesafricarion Pilsbry, 1919
  • Microkerkus Godwin-Austen, 1912
  • Montanobloyetia Verdcourt, 1961
  • Morrumbalia Verdcourt, 1998
  • Paragranularion Van Mol, 1970
  • Percivalia Preston, 1914
  • Plicatonanina Verdcourt, 1961
  • Principicochlea D. Holyoak & G. Holyoak, 2020
  • Principitrochoidea D. Holyoak & G. Holyoak, 2020
  • Ptilototheca Herbert, 2016
  • Rhopalogonium Degner, 1932
  • Selatodryas Herbert, 2017
  • Senegalarion Van Mol, 1970
  • Sheldonia Ancey, 1887 - the type genus of the subfamily Sheldoniinae
  • Sjostedtina Verdcourt, 1961
  • Sylvarion Van Mol, 1970
  • Thapsia Albers, 1860
  • Thielarion Van Mol, 1970
  • Thomithapsia D. Holyoak & G. Holyoak, 2020
  • Thomitrochoidea D. Holyoak & G. Holyoak, 2020
  • Tresia Van Goethem, 1975
  • Trochonanina Mousson, 1869
  • Trochozonites Pfeffer, 1883
  • Tropidocochlion Verdcourt, 1998
  • Verdcourtia Van Mol, 1970
  • Verrucarion Van Mol, 1970
  • Zingis E. von Martens, 1878
  • Zonitarion Pfeffer, 1883

Subfamily Urocyclinae

Tribe Dendrolimacini

  • Dendrolimax Heynemann, 1868 - the type genus of the tribe Dendrolimacini

Tribe Leptichnini

  • Leptichnus Simroth, 1896 - the type genus of the tribe Leptichnini

Tribe Upembellini

  • Leptichnoides Van Goethem, 1975
  • Upembella Van Goethem, 1969 - the type genus of the tribe Upembellini

tribe Urocyclini

  • Anisotoxon Van Goethem, 1975
  • Atoxon Simroth, 1888
  • Atoxonoides Van Goethem, 1973
  • Atrichotoxon Simroth, 1910
  • Buettneria Simroth, 1910
  • Bukobia Simroth, 1896
  • Elisolimax Cockerell, 1893
  • Emphysetes Verdcourt, 2003
  • Microcyclus Simroth, 1896
  • Nupnus Van Goethem, 1975
  • Pembatoxon Van Goethem, 1975
  • Phaneroporus Simroth, 1888
  • Polytoxon Simroth, 1897
  • Pseudatoxon Van Goethem, 1975
  • Tanzalimax Rowson, Paustian & Van Goethem, 2017
  • Trichotoxon Simroth, 1888
  • Udzungwalimax Rowson, Paustian & Van Goethem, 2017
  • Urocyclus Gray, 1864 - the type genus of the family Urocyclidae

Cladogram

The following cladogram shows the phylogenic relationship of this family to other families in the limacoid clade:

limacoid cladeStaffordioidea Staffordiidae Dyakioidea Dyakiidae Gastrodontoidea Pristilomatidae Chronidae Euconulidae Trochomorphidae Gastrodontidae Oxychilidae Parmacelloidea Trigonochlamydidae Parmacellidae Milacidae Zonitoidea Zonitidae Helicarionoidea Helicarionidae Ariophantidae Urocyclidae Limacoidea Vitrinidae Boettgerillidae Limacidae Agriolimacidae
StaffordioideaStaffordiidae
Dyakioidea Dyakiidae Gastrodontoidea Pristilomatidae Chronidae Euconulidae Trochomorphidae Gastrodontidae Oxychilidae Parmacelloidea Trigonochlamydidae Parmacellidae Milacidae Zonitoidea Zonitidae Helicarionoidea Helicarionidae Ariophantidae Urocyclidae Limacoidea Vitrinidae Boettgerillidae Limacidae Agriolimacidae
Dyakioidea Dyakiidae Gastrodontoidea Pristilomatidae Chronidae Euconulidae Trochomorphidae Gastrodontidae Oxychilidae
DyakioideaDyakiidae
GastrodontoideaPristilomatidae Chronidae Euconulidae Trochomorphidae Gastrodontidae Oxychilidae
Pristilomatidae
Chronidae Euconulidae Trochomorphidae Gastrodontidae Oxychilidae
Chronidae
Euconulidae Trochomorphidae
Euconulidae
Trochomorphidae
Gastrodontidae Oxychilidae
Gastrodontidae
Oxychilidae
Parmacelloidea Trigonochlamydidae Parmacellidae Milacidae Zonitoidea Zonitidae Helicarionoidea Helicarionidae Ariophantidae Urocyclidae Limacoidea Vitrinidae Boettgerillidae Limacidae Agriolimacidae
ParmacelloideaTrigonochlamydidae Parmacellidae Milacidae
Trigonochlamydidae
Parmacellidae
Milacidae
Zonitoidea Zonitidae Helicarionoidea Helicarionidae Ariophantidae Urocyclidae Limacoidea Vitrinidae Boettgerillidae Limacidae Agriolimacidae
Zonitoidea Zonitidae Helicarionoidea Helicarionidae Ariophantidae Urocyclidae
ZonitoideaZonitidae
HelicarionoideaHelicarionidae Ariophantidae Urocyclidae
Helicarionidae
Ariophantidae Urocyclidae
Ariophantidae
Urocyclidae
LimacoideaVitrinidae Boettgerillidae Limacidae Agriolimacidae
Vitrinidae
Boettgerillidae Limacidae Agriolimacidae
Boettgerillidae
Limacidae Agriolimacidae
Limacidae
Agriolimacidae

External links

  • Media related to Urocyclidae at Wikimedia Commons