Columbinia hemmeni H. Nordsieck, 2010

CLASSE: GASTROPODA: TERRESTRE

FAMÍLIA: CLAUSILIIDAE

ESPÉCIE: Columbinia hemmeni H. Nordsieck, 2010

Tamanho médio: 28 – 31 mm

Ocorrência: Peru (Pasco)

Localidade tipo: Peru, Departamento de Pasco, Valle Chacos, próximo a Oxapampa

Altitude: 1960 m

Nome original: Columbinia (Steatonenia) hemmeni H. Nordsieck, 2010

Etimologia: o nome da espécie é uma homenagem ao seu coletor, o malacologista alemão Jens Hemmen (* – 2012)

Descrição original:

(Nordsieck, 2010): “Shell with broad and obtuse conical apical part; yellowish-brown; teleoconch whorls densely obliquely rib-striated, lower ones more densely and weakly, on the neck still more densely and in part undulate; neck rounded, basal keel and subsutural swelling indistinct or missing; aperture somewhat protruding, oval, yellowish to greyish yellowish-brown within, peristome hardly expanded; superior lamella high, rapidly lowering inwards, spiral lamella rudimentary (short and low), connected with superior lamella mostly without a curve, in part nearly missing; inferior lamella medium in position, straightly ascending, spirally within, low inwards, in front ± higher, ending on the columellar edge;

subcolumellar lamella in part visible on palatal wall; lunellar (judged from position of clausilium plate) dorsal or dorsal-dorsolateral in position, only rudiment of principal plica present (of different length, reaching to dorsal position, or indistinct to missing); clausilium plate in oblique view fully visible, reduced (filling only part of the available space), distally somewhat pointed or blunt and ± with outer corner.”

Fotos: (1) Forschungsinstitut und Naturmuseum Senckenberg: HOLOTYPE de Columbinia hemmeni, SMF 329377, 30.x.2006, Jens Hemmen coll.

Figura: Nordsieck, 2010:

(4) Columbinia elegans, HOLOTYPE SMF 329319, Peru, Dept. San Martin, Cueva de Diamante near Naranjos (1080 m), 10.x.2005, leg. Hemmen, 22.35mm;

(5) Columbinia elegantula, HOLOTYPE SMF 329320, Peru, Dept. San Martin, Cueva de Diamante near Naranjos (1080 m), 10.x.2005, leg. Hemmen, 14.2mm;

(6) Columbinia marcapatensis, HOLOTYPE SMF 132683a, Peru, Dept. Cuzco, Quispi Canchi, Marcapata, Huayumbe, ix.1950, leg. Kalinowski, 13.7 mm;

(7) Columbinia hemmeni, HOLOTYPE SMF 329377, Peru, Dept. Pasco, Valle Chacos near Oxapampa (1960 m), 30.x.2006, leg. Hemmen, 28.45 mm;

(8) Parabalea bicolor undaticosta, HOLOTYPE SMF 330883, Peru, Dept. Junin, km 36 road Jauja-Tarma (3950 m), 1.xi.2007, leg. Hemmen, 15.25 mm;

(9) Parabalea gibbosula (H. Nordsieck 2005), SMF 329350, Peru, Dept. Junin, 4 km from Yanamarca to Tarma (km 16 road Jauja-Tarma) (3445 m), 10.ii.2006, leg. Hemmen, 12.45 mm;

(10) Parabalea gibbosula grisea, HOLOTYPE SMF 329373, Peru, Dept. Junin, km 23 road San Pedro de Cajas to Acobamba (3365 m), 25.x.2006, leg. Hemmen, 13.1 mm;

(11) Parabalea latestriata queroensis, HOLOTYPE SMF 329331, Peru, Dept. Junin, San José de Quero (km 45.8 from Huancayo to Tomas) (3860 m), 28.x.2005, leg. Hemmen, 13.2 mm;

(12) Parabalea parcecostata meridionalis, HOLOTYPE SMF 329360, Peru, Dept. Huancavelica, Acostambo (km 172 road La Oroya-Huancavelica) (3250 m), 19.x.2006, leg. Hemmen, 13.55mm

Fontes:

Descrição original: (como Columbinia (Steatonenia) hemmeni H. Nordsieck, 2010) Nordsieck, H. (2010). New taxa of the subfamilies Neniinae and Garnieriinae (Gastropoda: Stylommatophora: Clausiliidae). Archiv für Molluskenkunde, 139 (1): 45-69, 4 pls. Frankfurt am Main.
página(s): 51, fig. 70

Senckenberg. Collection Mollusca SMF. Occurrence dataset https://doi.org/10.15468/ohuexz accessed via GBIF.org on 2025-12-05. https://www.gbif.org/occurrence/318504556

Molluscabase: https://molluscabase.org/aphia.php?p=taxdetails&id=1291579