Hecaloidella, Osborn, 1934
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publication ID |
https://doi.org/ 10.11646/zootaxa.4948.3.4 |
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publication LSID |
lsid:zoobank.org:pub:8E0BF97A-D9E1-4F2E-BB63-82A6ED47E5DC |
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DOI |
https://doi.org/10.5281/zenodo.4667646 |
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persistent identifier |
https://treatment.plazi.org/id/597A878E-FFB8-FF95-FF66-F4DE8293F2DD |
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treatment provided by |
Plazi |
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scientific name |
Hecaloidella |
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Key to species and species groups of Hecaloidella View in CoL (excluding H. brunifasciata)
1 Vertex with distinct longitudinal or oblique striations at least to anterior transverse sulcus; pronotum with distinct transverse striations; forewing with outer subapical cell tapered basally ( Figs. 2B View FIGURE 2 , 3D View FIGURE 3 ); aedeagus disassociated from connective ( H. nitida View in CoL species group)....................................................................................... 2
- Vertex and pronotum smooth or with indistinct striations; forewing with outer subapical cell tapered posteriorly ( Fig. 1I View FIGURE 1 ); aedeagus associated or disassociated from connective.......................................................... 6
2 Vertex without brown anterior spots................................................................. H. nitida View in CoL
- Vertex with pair of brown anterior spots................................................................... 3
3 Vertex spots large ( Fig. 1A View FIGURE 1 ); rest of vertex uniformly yellow ( Fig. 2A View FIGURE 2 )................................. H. bimaculata View in CoL
- Vertex spots small ( Fig. 1B View FIGURE 1 ) to moderately large ( Fig. 1E View FIGURE 1 ); rest of vertex orange anteriorly........................... 4
4 Vertex spots extending to fore margin; forewing dark with inner margin of clavus variably yellowish ( Figs. 1E–F View FIGURE 1 ); aedeagus with a basal ventral spine-like process ( Fig. 4L View FIGURE 4 )..................................................... H. pacifica View in CoL
- Vertex spots not extending to fore margin; forewing not as above; aedeagus with basal ventral process not spine-like...... 5
5 Connective caudal extension with a long basal ventral process ( Fig. 4C View FIGURE 4 )............................... H. caudospina View in CoL
- Connective caudal extension without a basal ventral process ( Fig. 4H View FIGURE 4 )................................. H. nudapenis View in CoL
6 Pronotum, mesoscutum and scutellum laterally with one small brown spot ( Figs. 1N–S View FIGURE 1 ); aedeagus disassociated from connective ( H. quadripicta View in CoL species group)...................................................................... 12
- Pronotum and mesonotum not marked as above; aedeagus associated with connective ( H. borneoensis View in CoL species group)..... 7
7 Vertex with a brownish spot each side of midline nearly coalescing basally ( Fig. 1M View FIGURE 1 ); connective stem not extended caudally, with a pair of apical spines ( Fig. 6Q View FIGURE 6 ); aedeagus with a long ventral process from preatrium ( Fig. 6S View FIGURE 6 )............ H. spinosa View in CoL
- Vertex uniformly brown or with a brick shaped brownish band each side of midline and a smaller brown mark next to each eye ( Figs 1H–L View FIGURE 1 ); connective stem extended caudally, aedeagus without a ventral process from preatrium................... 8
8 Aedeagus with either a single very small subapical process dorsally or two pair of apical processes.................... 9
- Aedeagus without processes............................................................................ 10
9 Aedeagus with a single small subapical process ( Fig. 6F View FIGURE 6 )............................................ H. brevispina View in CoL
- Aedeagus with two pair of apical processes ( Fig. 6M View FIGURE 6 )............................................. H. quadrispina View in CoL
10 Aedeagal shaft less than twice as long as height of atrium ( Fig. 6D View FIGURE 6 )................................... H. brevipenis View in CoL
- Aedeagal shaft more than twice as long as height of atrium ( Figs 6B, I View FIGURE 6 )......................................... 11
11 Aedeagus with gonopore arising near mid-length of shaft ( Fig. 6I View FIGURE 6 ).................................... H. longipenis View in CoL
- Aedeagus with gonopore arising two thirds distance to apex of shaft ( Fig. 6B View FIGURE 6 ).......................... H. borneoensis View in CoL
12 Connective with posterior extension ( Fig. 7N View FIGURE 7 )............................................................. 13
- Connective without posterior extension ( Fig. 7D View FIGURE 7 )...................................................... H. brevis View in CoL
13 Aedeagus with processes.............................................................................. 14
- Aedeagus without processes ( Fig. 7M, P View FIGURE 7 )........................................................... H. knighti View in CoL
14 Aedeagus with a single pair of apical processes............................................................ 15
- Aedeagus with two pairs of apical processes ( Fig. 8F View FIGURE 8 )........................................... H. sandakanensis View in CoL
15 Aedeagus with apical processes bifurcate ( Fig. 8J View FIGURE 8 ); dorsal processes near mid-length of shaft in lateral view ( Fig.8I View FIGURE 8 )............................................................................................... H. singaporensis View in CoL
- Aedeagus with apical processes not bifurcate, sometime with a small subapical spine ( Fig. 7H View FIGURE 7 ); dorsal process sub-basally on shaft in lateral view ( Fig. 7H View FIGURE 7 )........................................................................... 16
16 Style with poorly developed lateral lobe ( Fig. 7J View FIGURE 7 ); female pregenital sternite truncate with median conical projection ( Fig. 7L View FIGURE 7 )...................................................................................... H. brunnifacialis View in CoL
- Style with well-developed lateral lobe ( Fig. 8C View FIGURE 8 ); female pregenital sternite with posterior margin broadly rounded ( Fig. 8D View FIGURE 8 )......................................................................................... H. quadripicta View in CoL
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.