Thaumastus (Thaumastus) hartwegi (Pfeiffer in Philippi, 1846)

Breure, Abraham S. H. & Avila, Valentin Mogollon, 2016, Synopsis of Central Andean Orthalicoid land snails (Gastropoda, Stylommatophora), excluding Bulimulidae, ZooKeys 588, pp. 1-199 : 29

Taxon classification Animalia Stylommatophora Megaspiridae

Thaumastus (Thaumastus) hartwegi (Pfeiffer in Philippi, 1846) Figs 21 E–G, 22 A–C, 31C, 33

Bulimus hartwegi Pfeiffer in Philippi 1846 [1845-1847]: 111, pl. 4 fig. 1; Breure and Ablett 2015: 33, figs 3 i–iii, L8i.

Zebra loxensis Miller 1879: 119, pl. 12 fig. 2.

Plekocheilus (Eurytus) conspicuus Pilsbry 1932: 390, pl. 27 figs 4 (syn. n.); Ramírez et al. 2003: 281.

Thaumastus hartwegi ; Richardson 1995: 376 (references, synonymy).

Thaumastus (Thaumastus) hartwegi ; Ramírez et al. 2003: 282; Breure and Borrero 2008: 9.

Thaumastus (Thaumastus) flori ; Breure and Mogollón 2010: 17, figs 15-20.

Type locality.

"respublica [sic] Aequatoris, ubi ad 'El Catamaija’ prope Loxa".

Type material.

NHMUK 1975126 (1), syntype.

Additional type material.

ANSP 141959, holotype, and ANSP 460589, paratypes of Plekocheilus (Eurytus) conspicuus Pilsbry, 1932.

Diagnosis.

Shell relatively small to medium-sized, irregularly streaked with white and chestnut-brown, sculptured with incrassate growth striae and spirally incised lines, suture slightly ascending behind lip, aperture truncate-ovate, columellar margin twisted, peristome slightly expanded below.

Dimensions.

Shell height 57.0, diameter 30.0 mm (64.5 respectively 33.5 mm, conspicuus Pilsbry).

Distribution.

Ecuador, Prov. Loja, near Catamayo. Peru, Dept. Piura, Inia (Breure and Mogollón 2010); near Huasimal ( Pilsbry 1932).

Ecoregion.

Eastern Cordillera real montane forests [NT0121], Tumbes-Piura dry forests [NT0232].

Remarks.

As mentioned above, Plekocheilus (Eurytus) conspicuus Pilsbry is now considered a junior subjective synonym of Bulimus hartwegi Pfeiffer (syn. n.), after having compared the type specimens.