Dissomphalus Ashmead 1893
Creators: name: De Brito, Chirlei D.
name: Azevedo, Celso O.
Publisher: name: Zenodo
Year: 2024
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hymenoptera
Bethylidae
Dissomphalus

description: Key to males of Dissomphalus from the punctatus species-group
1. Tergal process with tubercle (Figs 1D, E).................................................................. 2
– Tergal process with tuft of setae (Figs 1A, C, F)............................................................. 3
2 (1). Abaxial margin of harpe projected anterad; basivolsella with spines (Fig. 4H)..................... D. johannae sp. nov.
– Abaxial margin of harpe projected anterad; basivolsella without spines (Fig. 3G).................... D. deaneae sp. nov.
3 (1). Aedeagal dorsal lobe short (Figs 2A, 3A, 5C).............................................................. 4
– Aedeagal dorsal lobe long or very long (Figs 3C, 4C, 5E).................................................... 13
4 (3). Ventral margin of harpe bifurcated (see Colombo & Azevedo 2018).................. D. acutipupu Colombo & Azevedo
– Ventral margin of harpe not bifurcated (Figs 5A, E).......................................................... 5
5 (4). Basivolsella with spines (Figs 4H, 5G).................................................................... 6
– Basivolsella without spines............................................................................. 7
6 (5). Harpe entirely wide; inner median filament almost same size of outer lobe directed dorsad; basal cover plate in diamond shape (Fig. 5D)......................................................................... D. margarethae sp. nov.
– Harpe wide basally; inner median filament anterior to apex of aedeagal outer lobe posterad; basal cover plate in inverted triangle shape (Fig. 3F)................................................................ D. dandarae sp. nov.
7 (5). Aedeagal dorsal outer lobe directed mesad (Fig. 4A)......................................................... 8
– Aedeagal dorsal outer lobe not directed mesad............................................................. 11
8 (7). Inner median filament aligned with apex of aedeagal dorsal lobes; basal cover plate very wide; aedeagal ventral valve higher than aedeagal dorsal valve (Fig. 4A)......................................................... D. elzae sp. nov.
– Inner median filament anterior to apex of aedeagal dorsal lobes (Fig. 3F); basal cover plate narrow (Figs 2F, 3A); aedeagal ventral valve not higher than aedeagal dorsal valve (Figs 3D, 5A, B)............................................ 9
9 (8). Harpe entirely wide with dorsal margin straight (Figs 5D, 6F); apex of aedeagal ventral valve parallel (Fig. 5C)......... 10
– Harpe wide basally with posterior margin very incurved; apex of aedeagal ventral valve slightly laterad (Fig. 3A)........................................................................................... D. ashauerae sp. nov.
10 (9). Digitus very long; posterior margin of basal cover plate broadly incurved; apex of harpe wide (Fig. 1B)...... D. napo Evans
– Digitus short; posterior margin of basal cover plate completely incurved; apex of harpe narrow (Fig. 5C) .................................................................................................. D. lispectorae sp. nov.
11 (7). Basal cover plate very narrow with posterior margin completely incurved (Fig. 2F); harpe entirely wide; inner median filament directed posterad (Figs 3G, 5B, 6E)...................................................................... 12
– Basal cover plate wide with posterior margin broadly incurved; harpe wide basally; inner median filament directed ventrad (Fig. 7A)............................................................................. D. sueliae sp. nov.
12 (11). Apex of harpe wide; abaxial margin of harpe not projected anterad; basivolsella and digitus sclerotized (Fig. 3H)................................................................................................ D. elisae sp. nov.
– Apex of harpe narrow; abaxial margin of harpe projected anterad; basivolsella and digitus not sclerotized (Fig. 2F)............................................................................................. D. ameliae sp. nov.
13 (3). Aedeagal dorsal lobe very long (Figs 1C, 5H)............................................................. 14
– Aedeagal dorsal lobe long............................................................................. 15
14 (13). Basivolsella elongated with well delimited projection (Fig. 1C)............................... D. punctatus (Kieffer)
– Basivolsella not elongated without such projection (Fig. 5H)..................................... D. martae sp. nov.
15 (13). Basal part of basivolsella united to aedeagal ventral valve.................................................... 16 Basal part of basivolsella not united to aedeagal ventral valve................................................. 17
16 (14). Margin of aedeagal outer lobe sinuous; ventral margin of outer lobe with pointed projection upward (Fig. 6G)................................................................................................ D. silveirae sp. nov.
– Margin of aedeagal outer lobe rounded; ventral margin of outer lobe without pointed projection upward (see Colombo & Azevedo 2018)................................................................ D. cuca Colombo & Azevedo
17 (15). Harpe with dorsal margin slightly narrower in anterior part (see Redighieri & Azevedo 2006).................................................................................................. D. bahiensis Redighieri & Azevedo
– Harpe with dorsal margin not slightly narrower in posterior part............................................... 18
18 (17). Harpe color darker than other parts of genitalia (Fig. 2E)....................................... D. alzirae sp. nov.
– Harpe color not darker than other parts of genitalia.......................................................... 19
19 (18). Harpe very wide with dorsal margin entirely straight; basal cover plate in inverted triangle shaped (Figs 5D, 6F)........ 20
– Harpe not very wide with dorsal margin strongly or slightly incurved dorsally; basal cover plate not inverted triangle shaped. .................................................................................................. 22
20 (19). Inner median filament anterior to aedeagal dorsal lobes (Figs 5E, 6E, 7B); digitus narrow (Figs 2F, 4H, 6H); posterior margin of hypopygium straight or nearly so ...................................................................... 21
– Inner median filament aligned with aedeagal outer lobes; digitus wide; posterior margin of hypopygium weakly outcurved (Fig. 5B)................................................................................... D. limae sp. nov.
21 (20). Digitus very long and narrow; basivolsella with narrow protuberance (Fig. 6F)........................ D. ritae sp. nov.
– Digitus short and wide; basivolsella with wide protuberance (Fig. 5D).............................. D. luisae sp. nov.
22 (19). Aedeagal dorsal lobes wide (Figs 3D, 5F, 6D) .............................................................. 23
– Aedeagal outer lobes narrow........................................................................... 25
23 (22). Harpe with dorsal margin deeply incurved posteriorly with apex narrow........................................ 24
– Harpe with dorsal margin not deeply incurved posteriorly with apex wide (Fig. 3D)................ D. carmenae sp. nov.
24 (23). Margin of aedeagal outer lobes rounded; basal cover plate with ventrolateral corner very narrow; apex of aedeagal ventral valve parallel (Fig. 6D)........................................................................ D. nisiae sp. nov.
– Margin of aedeagal outer lobes almost straight with pointed protuberance posterad; basal cover plate entirely wide; apex of aedeagal ventral valve curved laterad (Fig. 5F)................................................ D. lutzae sp. nov.
25 (22). Inner median filament curved laterad.................................................................... 26
– Inner median filament curved posterad, dorsad or ventrad.................................................... 27
26 (25). Posterior margin of basal cover plate incurved medially; basivolsellar protuberance poorly delimited; posterior margin of harpe outcurved (Fig. 7B)................................................................... D. vivianeae sp. nov.
– Posterior margin of basal cover plate not incurved dorsally; basivolsellar protuberance well delimited; posterior margin of harpe slightly incurved (Fig. 2H)............................................................. D. antonietae sp. nov.
27 (25). Gonostipe is about two times shorter than harpe (Fig. 5E)....................................... D. lumae sp. nov.
– Gonostipe as long as harpe or nearly so................................................................... 28
28 (27). Inner median filament posterior to aedeagal dorsal lobes; apex of harpe very narrow with abaxial margin projected anterad (see Colombo & Azevedo 2016).................................................. D. tupinikum Colombo & Azevedo
– Inner median filament aligned or anterior to apex of aedeagal outer lobes; apex of harpe wide or very wide............. 29
29 (28). Inner median filament aligned with apex of aedeagal lobes................................................... 30
– Inner median filament anterior to apex of aedeagal lobes..................................................... 31
30 (29). Aedeagal dorsal valve in bottle shaped; basal cover plate narrow with posterior margin straight; basivolsellar protuberance well delimited (Fig. 2A).................................................................. D. montanus (Kieffer)
– Aedeagal dorsal margin almost in bottle or nearly so; basal cover plate wide with posterior margin slightly incurved; basivolsellar protuberance poorly delimited (Fig. 3C)...................................................... D. boriae sp. nov.
31 (29). Basal cover plate very wide medially in inverted triangle shape............................................... 32
– Basal cover plate is completely narrow, not inverted triangle shape............................................. 33
32 (31). Inner median filament directed posterad; basal cover plate with sclerotized oblique structure; apodeme far beyond genital ring (Fig. 6H)............................................................................. D. soniae sp. nov.
– Inner median filament directed dorsad; basal cover plate without such structure; apodeme not far beyond genital ring (Fig. 2G)....................................................................................... D. annae sp. nov.
33 (31). Apodeme far beyond genital ring; dorsal margin of harpe entirely narrow........................................ 34
– Apodeme not far beyond genital ring; dorsal margin of harpe not entirely narrow.................................. 37
34 (33). Median region of aedeagal dorsal valve slightly incurved medially; posterior margin of basal cover plate incurved medially (Fig. 5A).............................................................................. D. leliae sp. nov.
– Median region of aedeagal dorsal valve outcurved; posterior margin of basal cover plate not incurved medially.......... 35
35 (34).Apex of aedeagal dorsal valve not abruptly narrow; basal cover plate entirely narrow with posterior margin straight; basivolsellar protuberance well demarcated and wide; ventral margin of harpe with small projection (Fig. 6C)...... D. mirandae sp. nov.
– Apex of aedeagal dorsal valve abruptly narrow; basal cover plate entirely narrow with posterior margin broadly rounded and narrow in dorsolateral margin; basivolsella without protuberance (Fig. 4F)....................... D. guidonae sp. nov.
37 (33). Basivolsella without protuberance....................................................................... 38
– Basivolsella with protuberance......................................................................... 40
38 (37). Apex of aedeagal outer lobes directed laterad; dorsal margin of harpe slightly incurved posteriorly; aedeagal ventral valve parallel (Fig. 3B)..................................................................... D. beatrizae sp. nov.
– Apex of aedeagal outer lobes directed posterad; dorsal margin of harpe strongly incurved posteriorly; aedeagal ventral valve angled laterad....................................................................................... 39
39 (38). Tergal process with dense tuft of setae; dorsal margin of harpe strongly incurved posteriorly; basal cover plate entirely narrow (Fig. 2D)......................................................................... D. alexandrinae sp. nov.
– Tergal process without dense tuft of setae; dorsal margin of harpe not strongly incurved posteriorly; basal cover plate very narrow in dorsolateral corner (Fig. 4D)................................................... D. evaristoae sp. nov.
40 (37). Basivolsellar protuberance narrow...................................................................... 41
– Basivolsellar protuberance wide........................................................................ 42
41 (40). Aedeagal dorsal valve robust; aedeagal ventral valve posterior to aedeagal dorsal valve; dorsal margin of harpe strongly incurved posteriorly (Fig. 6A)............................................................. D. maryae sp. nov.
– Aedeagal dorsal valve narrow; aedeagal ventral valve aligned to aedeagal dorsal valve; dorsal margin of harpe not strongly posteriorly (Fig. 4C).................................................................... D. eulaliae sp. nov.
42 (40). Basal cover plate narrow; apex of harpe truncate and very wide................................................ 43 – Basal cover plate wide; apex of harpe sinuous and not very wide ............................................... 44 43 (42). Basidorsal corner of digitus strongly projected; posterior hypopygeal margin straight or nearly so; aedeagal dorsal valve narrow
(Fig. 4G)......................................................................... D. jaquelineae sp. nov. – Basidorsal corner of digitus poorly projected; posterior hypopygeal margin sinuous; aedeagal dorsal valve in bottle shape or nearly so (Fig. 6E)...................................................................... D. penhae sp. nov. 44 (42). Posterior margin of basal cover plate incurved medially; basivolsellar protuberance poorly delimited (Fig. 4E)............
................................................................................... D. grazielae sp. nov. – Posterior margin of basal cover plate broadly incurved; basivolsellar protuberance well projected..................... 45 45 (44). Dorsal margin of harpe wide; basidorsal corner of digitus poorly projected (Fig. 3E)............... D. carolinae sp. nov.
Dorsal margin of harpe narrow; basidorsal corner of digitus strongly projected.................................... 46 46 (45). Tergal process with dense tuft of setae; inner median filament directed ventrad; ventral margin of harpe without projection (Fig.
6B)............................................................................... D. meirelesae sp. nov. – Tergal process with tuft of little setae; inner median filament directed posterad; ventral margin of harpe with small projection
(Fig. 4B)............................................................................ D. enedinae sp. nov.
description: Published as part of De Brito, Chirlei D. & Azevedo, Celso O., 2024, Revision of the punctatus species-group of Dissomphalus Ashmead (Hymenoptera, Bethylidae), pp. 389-431 in Zootaxa 5536 (3) on pages 391-393, DOI: 10.11646/zootaxa.5536.3.2, http://zenodo.org/record/14239039