Curculio subfenestratus Voss. 1940
Creators: name: Pelsue, Frank W.
name: Zhang, Runzhi
Publisher: name: Zenodo
Year: 2002
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Curculionidae
Curculio
Curculio subfenestratus

description: Key to Species of Curculio subfenestratus Group   
 1 All femora unarmed. Male 2.75 mm (Figs. 1–2) --- C. misellus (Heller)   
1′ All femora armed --------------------------------------------------------------------------------------------------- 2  
 2(1′) Profemur with ventral beard as long as femoral tooth, 6–7.3 mm (Figs.7–8) ---------------------------------------------------------------------------- C. conjugalis (Faust)   
2′ Profemur without ventral beard as long as femoral tooth ---------------------- 3  
3(2) Antennal club as long as or longer than funicular segments 4–7 combined ---------------------------------------------------------------------------------------------------------------------------- 4  
3′ Antennal club shorter than funicular segments 4–7 combined ----------- 19  
4(3) Funicular segment 2 shorter than 1 ----------------------------------------------------------------- 5  
4′ Funicular segment 2 as long as 1 -------------------------------------------------------------------- 6  
 5(4) Antennal club longer than funicular segments 4–7. Male 3.5 mm (Figs. 5–6) ----------------------------------------------------------- C. notobifasciatus Pajni and Singh   
 5′ Antennal club longer than funicular segments 2–7. Male 3.0– 4.8 mm (Figs. 3–4) -------------------------------------------------------------------------- C. funebris (Roelofs)   
6(4′) Tooth on hind femur small (Fig. 14) -------------------------------------------------------------- 7  
6′ Tooth on hind femur medium to large (Fig. 18) -------------------------------------- 12  
7(6) Rostrum less than or half as long as body --------------------------------------------------- 8  
7′ Rostrum more than half as long as body ---------------------------------------------------- 10  
 8(7) Scape as long as funicular segments 1–6. Male 2.9–3.4 mm (Figs. 9– 10) ------------------------------------------------------------------------------------------- C. interpositus Voss   
8′ Scape not as long as funicular segments 1–6 --------------------------------------------- 9  
 9(8′) Sternite 1 as long as 2 behind coxal cavity; elytra convex in lateral view. Male 3.3–3.7 mm (Figs. 11–12) ------------------ C. convexus (Roelofs)   
 9′ Sternite 1 longer than 2 behind coxal cavity; elytra flat lateral view. Male 3.3 mm (Figs. 63–64) ----------------------- C. albisquama Ter­Minassian   
 10(7) Scape shorter than funicular segments 1–4. Female 5.6 mm (Figs. 13– 14) -------------------------------------------------------------------------------------------------- C. helleri n. sp.   
10′ Scape longer than funicular segments 1–4 ------------------------------------------------ 11  
 11(10′) Abdominal sternite 1 longer than 2 behind coxal cavities; metauncus medium shorter than tarsal claw. Male 3.4 mm (Figs. 15–16) --------------- ------------------------------------------------------------------------------------------------------------------- C. luteusvittus n. sp.   
 11′ Abdominal sternite 1 as long as 2 behind coxal cavity, metauncus small. Male 2.7 mm (Figs. 17–18) ------------------------ C. gansuensis n. sp.   
12(6′) Rostrum longer than half body length ----------------------------------------------------- 13  
12′ Rostrum less than/or half body length ---------------------------------------------------- 15  
 13(12) Scape not as long as funicular segments 1–6. Male 5.4–6.0 mm (Figs. 19–20) ------------------------------------------------------------------------------------- C. challeti n. sp.   
13′ Scape as long as funicular segments 1–6 ----------------------------------------------- 14  
 14(13′) Abdominal sternite 2 longer than 1 behind coxal cavity. Male 3.4 mm (Figs. 21–22) ------------------------------------------------- C. flavoscutellatus (Roelofs)   
 14′ Abdominal sternite 1 longer than 2 behind coxal cavity. Male 4.1 mm (Figs. 23–24) ------------------------------------------------------------------ C. klapperichi Voss   
 15(12′) Metauncus bifid; scape not as long as funicular segments 1–4; rostrum broad to insertion of scape then abruptly narrows to apex. Male 4.8– 5.6 mm (Figs. 25–26) ------------------------------------------ C. breviscapus (Heller)   
15′ Metauncus simple; scape as long or longer than funicular segments 1–4; rostrum gradually narrowing to apex -------------------------------------------- 16  
16(15′) Male scape as long as funicular segments 1–6 ------------------------------------ 17  
16′ Male scape shorter than funicular segments 1–6 -------------------------------- 18  
 17(16) Hind femoral tooth of male medium, acute; mesosternal intercoxal process prominent. Male 3.2–4.3 mm (Figs. 27–28) -------------------------------- ---------------------------------------------------------------------------------------------------------------------------- C. balmeri n. sp.   
 17′ Hind femoral tooth of male large, wedge shaped; mesosternal intercoxal process not prominent. Male 5.5–6.0 mm (Figs. 29–30) -------------- ------------------------------------------------------------------------------------------------------- C. maculanigra (Roelofs)   
 18(16′) Rostrum gradually emerging from head, less than half as long as body. Male 4.2 mm (Figs. 31–32) --------------------------------- C. carlae n. sp.   
 18′ Rostrum abruptly emerging from head, longer than half body length. Female 3.6–4.2 mm (Figs. 65–66) ------------------------------ C. balmeri n. sp.   
19(3′) Funicular segment 2 shorter than 1 ---------------------------------------------------------- 20  
19′ Funicular segment 2 as long as 1 -------------------------------------------------------------- 23  
20(19′) Hind femur with medium to large tooth ------------------------------------------------- 21  
20′ Hind femur with small tooth ----------------------------------------------------------------------- 22  
 21(20) Rostrum compressed laterally, not abruptly emerging from head. Female 5.5 mm (Figs. 33–34) -------------------------------- C. coartorostrus n. sp.   
 21′ Rostrum cylindrical; abruptly emerging from head. Female 5.5–7.0 mm (Figs. 67–68) -------------------------------------------------------------------- C. fordi n. sp.   
 22(20′) Rostrum longer than half body length. Male 3.1 mm (Figs. 35–36) -- ---------------------------------------------------------------------------------------------------------------------- C. artusfrons n. sp.   
 22′ Rostrum less than or half as long as body. Male 3.5 mm (Figs. 37– 38) -------------------------------------------------------------------------------------------------- C. polki n. sp.   
23(19′) Rostrum less than half body length ---------------------------------------------------------- 24  
23′ Rostrum longer than half body length ----------------------------------------------------- 25  
 24(23) Hind femur with proximolateral sulcus feeble or lacking. Male 3.3 mm (Figs. 39–40) ------------------------------------------------------------ C. janetteae n. sp.   
 24′ Hind femur with prominent proximolateral sulcus. Male 4.1–4.2 mm (Figs. 41–42) ------------------------------------------------------------ C. subfenestratus Voss   
25(23′) Hind femur with small tooth ----------------------------------------------------------------------- 26  
25′ Hind femur with medium to large tooth ------------------------------------------------- 31  
 26(25) Metauncus bifid; segment 1 of antennal club longer than funicular segment 7; base of hind femur broader than tibia. Male 2.7–4.0 mm. (Figs. 43–44) --------------------------------------------------------------------------- C. aino (Kono)   
26′ Metauncus simple -------------------------------------------------------------------------------------------- 27  
27(26′) Scape not longer than funicular segments 1–6 combined --------------- 28  
27′ Scape as long as funicular segments 1–6 combined -------------------------- 30  
 28(27) Prouncus large, longer than tarsal claw. Male 6.0 mm (Figs. 45–46) ----------------------------------------------------------------------------------------------------- C. sleeperi n. sp.   
28′ Prouncus small, not as long as tarsal claw -------------------------------------------- 29  
 29(28′) Rostrum strongly dilated from head to insertion of antennae, then narrowing abruptly to cylindrical tube to apex. Male 3.75 mm (Figs. 47–48) -------------------------------------------------------------------------------- C. lobatibasis Voss   
 29′ Rostrum not dilated from head to antennal insertion, base may be broad, but gradually tapering to apex. Male 3.8 mm (Figs. 49–50) --- ----------------------------------------------------------------------------------------------------------------- C. gangkuensis n. sp.   
 30(27′) Abdominal sternite 1 shorter than 2 behind coxal cavity. Male 5.6 mm (Figs. 51–52) ---------------------------------------------------------------- C. obrieni n. sp.   
 30′ Abdominal sternite 1 longer than 2 behind coxal cavity. Male 5.7 mm (Figs. 53–54) ------------------------------------------------------------------- C. brittanyae n. sp.   
 31(25′) Mesosternal intercoxal process prominent (Fig. 28) -------------------------- 32   
 31′ Mesosternal intercoxal process not prominent (Fig. 16) ------------------ 33   
 32(31) Abdominal sternite 1 longer than 2 behind coxal cavity; hind femur with basal carina. Male 5.1 mm (Figs. 59–60) ----------------- C. congerae n. sp.   
 32′ Abdominal sternite 1 as long as 2 behind coxal cavity; hind femur lacking basal carina. Male 6.1–6.3 mm (Figs. 57–58) ---------------------------- ---------------------------------------------------------------------------------------------------------------------------------- C. fordi n. sp.   
 33(31′) Scutellum medium­sized, longer than broad, scutate, clothed with white scales; hind femoral tooth acute. Male 4.7–5.2 mm (Figs. 55– 56) -------------------------------------------------------------------------------------------------- C. tarae n. sp.   
 33′ Scutellum small­sized, longer than broad, rectangular, impressed, clothed with white, few fuscous scales; hind femoral tooth blade like. Male 6.4 mm (Figs. 61–62) ------------------------------------- C. ignobilis (Heller)
description: Published as part of Pelsue, Frank W. & Zhang, Runzhi, 2002, A Review Of The Genus Curculio From China With Descriptions Of New Taxa. Part III. The Curculio subfenestratus Voss Group (Curculionidae: Curculioninae: Curculionini), pp. 1-39 in The Coleopterists Bulletin 56 (1) on pages 2-10, DOI: 10.1649/0010-065X(2002)056[0001:AROTGC]2.0.CO;2, http://zenodo.org/record/10102918