Neniella macrosoma H. Nordsieck, 2010

CLASSE: GASTROPODA: TERRESTRE

FAMÍLIA: CLAUSILIIDAE

ESPÉCIE: Neniella macrosoma H. Nordsieck, 2010

Tamanho médio: 14 – 20 mm

Ocorrência: Peru (Amazonas)

Localidade tipo: Peru, Departamento de Amazonas, “13 km from Balsas to Leimebamba”

Nome original: Neniella macrosoma H. Nordsieck, 2010

Etimologia: o nome da espécie é uma referência ao tamanho da concha, do Grego “macro” = grande; “soma” = corpo

Descrição original:

(Nordsieck, 2010): “Shell decollated, nearly cylindrical; yellowish-white or yellowish-brown; teleoconch whorls strongly and regularly widely ribbed, ribs straight, on lower whorls also oblique, in part white, additionally with more or less distinct regular rib-striae (R1 8–13), on the neck ribs more distantly spaced and undulate; basal keel broad, dorsal keel prominent, parallel to and higher than basal keel, neck flattened or weakly impressed above, subsutural swelling ± distinct; aperture descending, oval-roundish or rhombic, yellowish-white or yellowish-brown within, peristome more or less expanded;

superior lamella high, continuous with spiral lamella by a curve, lamellae at the connection somewhat or not lowered, spiral lamella of different height, elongation of superior lamella present, in part as strong as spiral lamella beside; inferior lamella straightly ascending with an arch, moderately high or high inwards, rarely low, in front higher, ending on the columellar edge or near to the peristome; subcolumellar lamella descending to the lunellar, lower end separated from lunella, in oblique view visible ± far inwards;

lunellar dorsal-dorsolateral in position, principal plica ending dorsal-dorsolaterally to dorsolaterally, in part dorsolateral-laterally; upper palatal plica continuous with lunella by a curve or an angle, lunella straight or somewhat curved, in part spur-like broadened below (rudiment of posterior lower palatal plica); clausilium plate in oblique view ± fully visible, distally pointed or rounded, in part with indistinct outer corner, not leaving gaps.”

Fotos: (1) Forschungsinstitut und Naturmuseum Senckenberg: HOLOTYPE de Neniella macrosoma, SMF 329317, Peru, “Dept. Amazonas, 13 km from Balsas to Leimebamba (1515 m), 6°50.784′ S 77°58.840′ W”, 5.x.2005, leg. Hemmen

Figura: Nordsieck, H. 2010: 

(13) Peruinia peruana erythrostoma, HOLOTYPE SMF 330165, “Peru, Dept. Pasco, 2 km from Pozuzo to Santa Rosa N Pozuzo (740 m)”, 14.i.2007, leg. Hemmen, H = 28.15 mm;

(14) Pseudogracilinenia pulchricosta pulchricosta, HOLOTYPE SMF 330163, “Peru, Dept. Pasco, 28 km from Huancabamba to Pozuzo (1285 m)”, 13.I.2007, leg. Hemmen, H = 11.45 mm;

(15) Pseudogracilinenia pulchricosta lamellicosta, HOLOTYPE SMF 330162, “Peru, Dept. Pasco, 11 km from Huancabamba to Pozuzo (1580 m)”, 13.i.2007, leg. Hemmen, H = 11.5 mm;

(16) Gracilinenia filocostulata filocostulata (Lubomirski 1879), SMF 156204, “Peru, Dept. Junin, Mina Pichita Caluga near Ramón (2250 m)”, leg. Weyrauch, H = 16.8 mm;

(17) Gracilinenia eugeniae (Polinski 1922), SMF 156206, “Peru, Dept. Junin, Mina Pichita Caluga near Ramón (2250 m)”, leg. Weyrauch, H = 13.55 mm;

(18) Incaglaia angrandi variegata, HOLOTYPE SMF 329364, “Peru, Dept. Cuzco, Valle de Mandor near Aguas Calientes (1930 m), 6.x.2006, leg. Hemmen, H = 15.55 mm;

(19)  Incaglaia angrandi soukupi, HOLOTYPE IML 1052, “Peru, Dept. Cuzco, Chaupimayo, Hda. Santa Rosa (± 2000 m)”, leg. Soukup, H = 18.1 mm;

(20) Neniella macrosoma, HOLOTYPE SMF 329317, “Peru, Dept. Amazonas, 13 km from Balsas to Leimebamba (1515 m)”, 5.x.2005, leg. Hemmen, H = 18.7 mm

Fontes:

Descrição original: 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): 59, fig. 20

Senckenberg. Collection Mollusca SMF. Occurrence dataset https://doi.org/10.15468/ohuexz accessed via GBIF.org on 2025-12-11. https://www.gbif.org/occurrence/318506535

Molluscabase: https://molluscabase.org/aphia.php?p=taxdetails&id=1291554