Table 3 in Revisited - the species of Tweeting vineyard snails, genus Cantareus Risso, 1826 (Stylommatophora, Helicidae, Helicinae, Otalini)

Table 3. Character matrix including the genera Cantareus, Cornu, Erctella and Rossmaessleria. 1. Last whorl of the shell: 0: occupying more than two thirds of the shell height, 1: occupying less than two thirds of the shell height - 2. Teleoconch colour patterns: 0: none, 1: up to 5 spiral bands, 2: a reticulate pattern - 3. Teleoconch surface: 0: smooth, sometimes with longitudinal riblets and growth lines, 1: granulated, 2: with wrinkles, 3: strongly wrinkled and irregularly reticulated, 4: ribbed - 4. Penis form: 0: short, 1: elongate - 5. Epiphallus length: 0: as long as penis, 1: at least three times the length of penis - 6. Penial flagellum: 0: twice the length of the epiphallus, 1: clearly more than twice the length of the epiphallus - 7. Penial lumen: 0: with numerous crests; 1: smooth - 8. PP1 0: not shifted laterally, 1: shifted laterally, leaving a small pore as a connection between epiphallus and penis near its base - 9. PP2: 0: pp2 reduced to a septum, 1: reduced to a annular pad, 2: pp2 present - 10. Diverticulum: 0: as long as vesicle stem + vesicle, 1: slightly longer than vesicle stem + vesicle, 2: much longer (twice and more) than vesicle stem + vesicle, V: length variable - 11. Atrial stimulator: 0: small, 1: medium, 2: large.
Cantareus apertusCantareus koraegaeliusCantareus subapertusCornu aspersumErctella insolidaErctella mazzulliiErctella cephalaeditanaRossmaessleria scherzeri1000000012001200/101300100230/440101000NA5001000006000100017011NA000NA81111111090/22211112101210021V1112220000/1