Candidula


Candidula is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Geomitridae,
. the hairy snails and their allies.
The genus is characterized by the presence of a big dart sac, a sac containing an arrow-like structure found on a land snail's reproductive organs.

Species

Species within the genus Candidula s.l. include:
  • Candidula candidescens A. J. Wagner, 1928
  • Candidula castriota Soós, 1924
  • Candidula cavannae
  • Candidula codia
  • Candidula eustricta
  • Candidula lernaea Hausdorf, 1991
  • Candidula rhabdotoides
  • Candidula rugosiuscula
  • † Candidula soosi
  • Candidula syrensis species-complex!
  • Candidula unifasciata - type species
  • Candidula verticillata
;Species brought into synonymy:
  • Candidula arganica : synonym of Zarateana arganica
  • Candidula belemensis : synonym of Xeroplexa belemensis
  • Candidula camporroblensis : synonym of Backeljaia camporroblensis
  • Candidula corbellai Martínez-Ortí, 2011: synonym of Backeljaia corbellai
  • Candidula coudensis Holyoak & Holyoak, 2010: synonym of Xeroplexa coudensis
  • Candidula fiorii : synonym of Xerogyra fiorii
  • Candidula gigaxii : synonym of Backeljaia gigaxii
  • Candidula grovesiana : synonym of Xerogyra grovesiana
  • Candidula intersecta : synonym of Xeroplexa intersecta
  • Candidula najerensis : synonym of Backeljaia najerensis
  • Candidula olisippensis : synonym of Xeroplexa olisippensis
  • Candidula rocandioi : synonym of Zarateana rocandioi
  • Candidula setubalensis : synonym of Xeroplexa setubalensis
  • Candidula spadae : synonym of Xerogyra spadae
  • † Candidula striataformis : synonym of † Helicella striataformis
  • Candidula ultima : synonym of ''Orexana ultima''

    Taxonomy

Molecular phylogenetic studies revealed the polyphyly of the genus being divided into at least six genera
The species of Candidula s.l. should be classified as follows:
  • Backeljaia
  • *Backeljaia camporroblensis
  • * Backeljaia corbellai
  • * Backeljaia gigaxii type species
  • * Backeljaia najerensis
  • Candidula
  • Orexana
  • *Orexana ultima type species
  • Xerogyra
  • *Xerogyra fiorii
  • * Xerogyra grovesiana
  • * Xerogyra spadae
  • Xeroplexa
  • *Xeroplexa arrabidensis
  • * Xeroplexa belemensis : synonym of Xeroplexa belemensis
  • * Xeroplexa carrapateirensis
  • * Xeroplexa coudensis
  • * Xeroplexa intersecta
  • * Xeroplexa olisippensis
  • * Xeroplexa ponsulensis
  • * Xeroplexa scabiosula
  • * Xeroplexa setubalensis type species
  • * Xeroplexa strucki
  • Zarateana
  • *Zarateana arganica type species
  • * ''Zarateana rocandioi''