Caliroa
Creators: name: Hara, Hideho
name: Ibuki, Shinichi
Publisher: name: Zenodo
Year: 2020
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hymenoptera
Tenthredinidae
Caliroa

description: Key to Japanese species of Caliroa
Adults
1 Hind leg dark brown to black, without pale areas, at most narrowly brown on apex of femur (Fig. 1A, B, I, J)............ 2
- Hind leg with white, yellow or yellow brown areas (Figs 1 C–H, 2A–R).......................................... 3
2(1) Postocellar area 1.3–1.5 × as wide as length behind lateral ocellus, with anterior groove laterally (Fig. 3B). Forewing with joint of vein Rs and crossvein 2r-rs usually located near or at joint of vein Rs and crossvein 3r-m (Fig. 1A). Male hind wing without marginal vein (Fig. 4C)...................................................................... C. cerasi, ♀ ♂
- Postocellar area 2.1–2.2 × as wide as length behind lateral ocellus, without anterior groove as in Fig. 3A. Forewing with joint of vein Rs and crossvein 2r-rs located far basal to joint of vein Rs and crossvein 3r-m (Fig. 1I). Male hind wing with marginal vein (Fig. 4H).............................................................................. C. ibukii, ♀ ♂
3(1) Wings almost colorless, sometimes slightly blackish on cells C and Sc and below stigma in forewing (Fig. 1C, E, G)...... 4
- Wings distinctly brownish or blackish on basal two thirds (Fig. 2)............................................... 6
4(3) Forewing slightly blackish on cells C and Sc and usually blackish below stigma (Fig. 1C). Lancet with middle serrulae nearly triangular in outline, with acute teeth (Fig. 6I; fig. 23 in Lacourt, 2002)........................................... 5
- Forewing almost colorless all over (Fig. 1E, G). Lancet with middle serrulae nearly wide oval in outline, with rounded teeth (Fig. 7D, F). [Hind wing with joint of vein 1A and crossvein cu-a located basal to apex of cell 1A in female (Fig. 4E), with marginal vein in male (Fig. 4F).]............................................................... C. oishii, ♀ ♂
5(4) In female, hind wing with joint of vein 1A and crossvein cu-a located apical to apex of cell 1A (Fig. 4D); lancet with ctenidia (= groups of setae) of middle annuli extending to or near ventral margin of lancet (Fig. 6I).... C. bibaiensis, ♀ [♂ unknown]
- In female, hind wing with joint of vein 1A and crossvein cu-a located basal to apex of cell 1A (fig. 5 in Lacourt, 2002; photos in Taeger et al., 2018); lancet with ctenidia of middle annuli widely separated from ventral margin of lancet (fig. 23 in Lacourt, 2002). [In male, hind wing with marginal vein (fig. 2 in Lacourt, 2002).].............................. C. varipes, ♀ ♂
6(3) In female and male, hind wing with joint of vein 1A and crossvein cu-a located apical to apex of cell 1A and without marginal vein (Fig. 4I, K, M–P)................................................................................. 7
- In female, hind wing with joint of vein 1A and crossvein cu-a located at or basal to apex of cell 1A and without marginal vein (Fig. 4J, L, Q, T). In male, hind wing as in female, or without crossvein cu-a and with marginal vein (Fig. 4R, S)........ 10
7(6) Mesoscutellar appendage mostly setose (Fig. 5I, J) or setose on wide medial area (Fig. K). Apical four flagellomeres combined 0.9–1.4 × as long as first flagellomere (Fig. 3 T–V)........................................................... 8
- Mesoscutellar appendage only with several setae posterolaterally (Fig. 5E) or entirely glabrous. Apical four flagellomeres combined 1.6–2.1 × as long as first flagellomere (Fig. 3R)...................................... C. vaccini, ♀ ♂ part
8(7) Malar space without setae. Lancet with deep serrulae (Fig. 9A, B, 10 A–H)........................................ 9
- Malar space with row of setae (in male often partly glabrous). Lancet with very shallow serrulae (Fig. 9 C–F). [Clypeus with depth of emargination 0.1–0.2 × median length of clypeus (Fig. 3J). Apical four flagellomeres combined 0.9–1.0 × as long as first flagellomere (Fig. 3U). Mesoscutellar appendage mostly setose (Fig. 5J)]....................... C. staphyleae, ♀ ♂
9(8) Clypeus with depth of emargination 0.2 × median length of clypeus (Fig. 3I). Apical four flagellomeres combined 1.4 × as long as first flagellomere (Fig. 3T). Mesoscutellar appendage mostly setose (Fig. 5I). Lancet with 14 serrulae (Fig. 9A, B).................................................................................... C. aizankei, ♀ [♂ unknown]
- Clypeus with depth of emargination 0.3–0.5 × median length of clypeus (Fig. 3K, L). Apical four flagellomeres combined 0.9–1.2 × as long as first flagellomere (Fig. 3V). Mesoscutellar appendage setose medially (Fig. 5K). Lancet with 17–18 serrulae (Fig. 10 A–H)............................................................. C. zelkovae, ♀ few specimens
10(6) Apical four flagellomeres combined 1.1–1.2 × as long as first flagellomere (fig. 2H in Hara, 2011). Mesoscutellar appendage entirely glabrous (Fig. 5H). Male hind wing without marginal vein (fig. 2M in Hara, 2011).................. C. nara, ♀ ♂
- Combination of character states not as above.............................................................. 11
11(10) Apical four flagellomeres combined 1.5–2.1 × as long as first flagellomere (Fig. 3R, S). Mesoscutellar appendage entirely glabrous or narrowly setose posterolaterally (Fig. 5E, F). Male hind wing without marginal vein...................... 12
- Apical four flagellomeres combined 0.9–1.3 × as long as first flagellomere (Fig. 3V, W). Mesoscutellar appendage mostly setose (Fig. 5L, M) or serose on wide medial area (Fig. 5K). Male hind wing with marginal vein (Fig. 4R, S)........... 13
12(11) Hind leg predominantly yellow to yellow brown, darkened on base of coxa and apices of tibia and tarsus and sometimes on base of femur (except for trochantellus) (Fig. 2B). Clypeus with depth of ventral emargination 0.2 × median length of clypeus (Fig. 3H)................................................................................. C. vaccini, ♀ ♂ part
- Hind leg predominantly black, yellow or white on bases of tibia and tarsus (Fig. 2D). Clypeus with depth of ventral emargination 0.3–0.5 × median length of clypeus (fig. 2E in Hara, 2011)...................................... C. ouensis, ♀ ♂
13(11) Hind tibia black, yellow on basal third (Fig. 2R). Lancet with ctenidia (= groups of setae) of middle annuli ventrally extending to level of base of serrula (Fig. 10K, L); middle serrulae shallower than wide, with three or four posterior teeth; areas between serrulae distinctly convex. [Mesoscutellum with only inconspicuous minute punctures (Fig. 5M). Mesoscutellar appendage mostly setose (Fig. 5M).]............................................................. C. nire, ♀ [♂ unknown]
- Hind tibia brown yellow to brown, at most narrowly darkened apically or dorsoapically (Fig. 2L, N, P). Lancet not as above (Fig. 10 A–J)........................................................................................ 14
14(13) Mesoscutellum usually posterolaterally with one or some relatively large punctures along posterior margin (Fig. 5K). Clypeus with depth of emargination 0.3–0.5 × median length of clypeus. Lancet with middle serrulae about as deep as wide, with five or more posterior teeth (Fig. 10 A–H); areas between serrulae distinctly convex. Male hind wing with section of marginal vein in cell Cu (section arrowed in Fig. 4R) separated from wing margin in posterior half.................... C. zelkovae, ♀ ♂
- Mesoscutellum with only inconspicuous minute punctures (Fig. 5L). Clypeus with depth of ventral emargination 0.2–0.3 × median length of clypeus. Lancet with middle serrulae shallower than wide, with three or four posterior teeth (Fig. 10I, J; fig. 3 in Hara & Shinohara, 2013); areas between serrulae slightly convex. Male hind wing with section of marginal vein in cell Cu (section arrowed in Fig. 4S) separated from wing margin in posterior fourth....................... C. matsumotonis, ♀ ♂
description: Published as part of Hara, Hideho & Ibuki, Shinichi, 2020, Caliroa slug sawflies of Japan (Hymenoptera, Tenthredinidae), pp. 301-333 in Zootaxa 4768 (3) on pages 303-304, DOI: 10.11646/zootaxa.4768.3.1, http://zenodo.org/record/3783994