Bostryx Troschel, 1847

Miranda, María José, 2014, Bostryx tortoranus (Doering, 1879) species complex (Gastropoda: Stylommatophora: Bulimulidae), a review of taxonomy and distribution of endemic species from Argentina, Journal of Natural History 49 (17 - 18), pp. 995-1022 : 998

Genus Bostryx Troschel, 1847

Type species

Bulimulus (Bostryx) solutus Troschel, 1847 (original designation by monotypy).

Remarks

This genus can be characterized as having a protoconch with axial costules or wrinkles, with numerous fine spiral grooves well marked and densely arranged. Penial retractor muscle inserted in terminal portion of phallic complex. Flagellum inner wall with diagonal folds converging at a central longitudinal fold. Epiphallus divided into proximal thin and wider distal portion. Penis divided by a thin area into proximal swollen portion 1/3 of total penis length and distal cylindrical portion, ¾ of total penis length. Penis proximal portion with inner penis gland and two different sculptures in the inner wall. Penial sheath muscular overlapping more than half portion of penis with retractor muscle inserted in its proximal end. Bursa copulatrix duct divided into proximal thin and wider distal portion.