A taxonomic revision of the Palaearctic genus Roeseliana (Orthoptera: Tettigoniidae: Tettigoniinae: Platycleidini): a case of ongoing Mediterranean speciation Author Massa, Bruno Author Tagliavia, Marcello Author Buzzetti, Filippo Maria Author Fontana, Paolo Author Carotti, Giovanni Author Bardiani, Marco Author Leandri, Fausto Author Scherini, Roberto 0000-0003-2127-0715 bruno.massa@unipa.it Author Verde, Gabriella Lo text Zootaxa 2023 2023-04-21 5270 3 351 400 http://dx.doi.org/10.11646/zootaxa.5270.3.1 journal article 254446 10.11646/zootaxa.5270.3.1 4f185615-5fa3-4877-b684-c4ab307856b4 1175-5326 7859886 E7005C89-7286-4E4C-B73D-E6AFEA8829E0
TABLE 2. Presence of holopterous individuals within populations of different taxa of Roeseliana, measurements (range) taken on the stridulatory file (no. of teeth, length × height in mm), ovipositor, angle of the same and the ratio between the total length of the female subgenital plate and its length from the anterior base to the angle of the central concavity, following the methods above described. n.a. = not available.
TaxonPresence of holopterous specimensStridulatory fileOvipositor depth (mm)Ovipositor angleFemale subgenital plate ratio
R. fedtschenkoiunknownn.a.n.a.n.a.n.a.
R. pylnovisome ♀ca. 50 teeth, 1.2x0.24.0–5.5135–155°2.8
R. roeseliiFrequent both ♁ and ♀ca. 50 teeth, 1.2x0.354.0–4.5145–150°2.0–2.1
R. oporinaunknownunknown?135°1.8
R. azamiunknownca. 45 teeth 1.1x0.15.0–5.5135–145°1.7
R. azami minor Lom- bardy and Piedmontrare ♁ and ♀ca. 40 teeth, 1.1–1.2x0.24.5–5.5135–145°1.8–2.2
R. azami minorunknownca. 50 teeth,5.5–6.5130–135°1.7
Tuscany1.2x0.2
R. azami minor Marche1 ♀ca. 50 teeth, 1.2x0.354.8–5.3140–145°2.1–2.2
R. azami minor Emilia Romagna1♁ca. 50 teeth, 1.2x0.24.5–5.5135–145°1.8
R. ambitiosarareca. 50 teeth, 1.2x0.25.5–6.5140–145°1.5–1.8
Roeseliana n. sp. from Epirusunknownunknownunknownunknown1.3
R. brunnerionly holotype ♀ca. 70–80 teeth, 1.2x0.356.0–7.0125–130°1.7–1.9
R. bispinarareca. 60 teeth, 1.2x0.355.5–6.5130–135°1.7