Dissomphalus coronatus Alencar & Azevedo 2006
Creators: name: Alencar, I. D. C. C.
name: Azevedo, C. O.
Publisher: name: Zenodo
Year: 2006
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hymenoptera
Bethylidae
Dissomphalus
Dissomphalus coronatus

description: Key to males of Neotropical coronatus species group of Dissomphalus
1. Crown-process long, located at lower part of aedeagus, near apodeme (Figs. 6, 32) ................................................................................................................................... 2
- Crown-process distant from apodeme (Figs. 3, 8, 11) .............................................. 3
2(1). Ventral ramus with apical part converging mesad, apex narrow (Fig. 5); paramere with base developed in dorsal view .............................................. D. auritus sp. nov.
- Ventral ramus with apical part straight, apex rounded and slightly dilated (Fig. 31); paramere not so dilated in dorsal view (Fig. 32) .......................... D. sinatus sp. nov.
3(1). Ventral ramus with apex thick and inner margin strongly excavated before apex (Fig. 20) ............................................................................................... D. galeatus sp. nov.
- Ventral ramus with apex thin, apical half not strongly excavated before apex (Figs. 7, 13) ......................................................................................................................... 4
4(3). Apical half of ventral ramus abruptly narrower than basal half and strongly convergent mesad (Figs. 7, 13, 16, 24, 28) .......................................................................... 5
- Apical half of ventral ramus not as above (Figs. 2, 10, 18, 22, 33) .......................... 9
5(4). Paramere with apical margin strongly concave and with small tooth medially (Fig. 15) ........................................................................................... D. decussatus sp. nov.
- Paramere without such modification ......................................................................... 6
6(5). Dorsal body with apex divided into three arms in ventral view (Fig. 30), dorsal arm directed slightly mesad, median arm longer than dorsal one, directed laterad, ventral arm shorter than others with apex thin and folded ventrally and laterad; crown-process large, 0.25x aedeagus length (Fig. 29) ................................ D. ramosus sp. nov.
- Dorsal body not as above; crown-process small, 0.1x aedeagus length (Figs. 8, 14, 25) ............................................................................................................................. 7
7(6). Dorsal body with apex wide and arched ventrally (Fig. 14) .... D. declinatus sp. nov.
- Dorsal body with apex narrow and directed laterad (Figs. 8, 25)............................. 8
8(7). Ventral ramus with apex folded laterad (Fig. 24); apex of dorsal body with rounded fold directed laterad in ventral view (Fig. 26), small protuberance on apex in lateral view (Fig. 27) ................................................................................ D. pronus sp. nov.
- Ventral ramus with apex straight (Fig. 7); apex of dorsal body with serrate crest-like ventral projection in lateral view (Fig. 9) ................................. D. coronatus sp. nov.
9(3). Dorsal body with two distinct pairs of apical lobes, inner margin of outer pair with three thorns (Fig. 3, 4) ............................................................... D. aculeatus sp. nov.
- Dorsal body not as above ........................................................................................ 10
10(9). Ventral ramus with apical expansion with acute thorn medially (Fig. 33) ................. ............................................................................................................ D. uber sp. nov.
- Ventral ramus without such expansion .................................................................... 11
11(10). Cuspis with apex dilated and truncate; outer lobes of aedeagus with spoon-like structure (Fig. 23) ............................................................................ D. hirtus sp. nov.
- Cuspis with apex neither dilated nor truncate; outer lobes without spoon-like structure .......................................................................................................................... 12
12(8). Inner margin of ventral ramus microserrate (Fig. 10); apex of dorsal body biramous; crown-process large (Fig. 11) .................................................. D. culteratus sp. nov.
- Inner margin of ventral ramus not serrate (Fig. 18); apex of dorsal body with no arm, dorsal margin of dorsal body sinuous; crown-process small (Fig. 19) ....................... ..................................................................................................... D. flexuosus sp. nov.
description: Published as part of Alencar, I. D. C. C. & Azevedo, C. O., 2006, Definition of the coronatus species-group (Hymenoptera: Bethylidae, Dissomphalus) with description of thirteen new species, pp. 1-26 in Zootaxa 1330 on pages 2-3, DOI: 10.5281/zenodo.174206