Meleonoma segregnatha, Wang & Zhu, 2020
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publication ID |
https://doi.org/ 10.11646/zootaxa.4881.2.3 |
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publication LSID |
lsid:zoobank.org:pub:2F76CB59-C81F-4DE8-B05D-65FBAC889F73 |
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DOI |
https://doi.org/10.5281/zenodo.4335730 |
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persistent identifier |
https://treatment.plazi.org/id/03B2AF6B-D56C-3A6C-29F9-F8C316EEAAE0 |
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treatment provided by |
Plazi |
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scientific name |
Meleonoma segregnatha |
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Key to species of the segregnatha -group in China (based on male genitalia)
1 Sacculus not separated from valva....................................................................... 2
- Sacculus separated from valva distally.................................................................... 9
2 Aedeagus with compact fine spines...................................................................... 3
- Aedeagus without compact fine spines.................................................................... 5
3 Valva with a setose tuberous process at middle on ventral margin ( Fig. 41 View FIGURES 37–42 )..................... M. segregnatha sp. nov.
- Valva without such a process at middle on ventral margin..................................................... 4
4 Ventral margin of valva with several denticles, produced to an apical tooth ( Fig. 30 View FIGURES 25–30 )............... M. compacta sp. nov.
- Ventral margin of valva without denticles, produced to a strong free distal process ( Fig. 32 View FIGURES 31–36 )............... M. flavilineata
5 Sacculus with neither denticles nor process apically......................................................... 6
- Sacculus with a process or some denticles apically.......................................................... 7
6 Ventral margin of valva with two cornuted processes apically, saccus same length as uncus ( Fig. 42 View FIGURES 37–42 )..................................................................................................... M. taeniophylla sp. nov.
- Ventral margin of valva without a process apically, saccus 3/5 length of uncus ( Fig. 29 View FIGURES 25–30 )............. M. circinans sp. nov.
7 Sacculus with a process apically, valva parallel-sided from base to apex ( Fig. 39 View FIGURES 37–42 ).................. M. parallela sp. nov.
- Sacculus with denticles apically, valva narrowed from base to obtuse apex, or widened medially...................... 8
8 Valva narrowed from base to obtuse apex, saccus pointed at apex ( Fig. 25 View FIGURES 25–30 )........................ M. acutata sp. nov.
- Valva widened medially, saccus rounded at apex ( Fig. 37 View FIGURES 37–42 )................................... M. microdonta sp. nov.
9 Transtilla produced to a thumb-shaped process distally...................................................... 10
- Transtilla not produced to such a process distally........................................................... 11
10 Dorsal process of sacculus reaching before middle of ventral margin of valva ( Fig. 28 View FIGURES 25–30 )............. M. bidigitata sp. nov.
- Dorsal process of sacculus reaching before apex of ventral margin of valva ( Fig. 35 View FIGURES 31–36 )............ M. longihamata sp. nov.
11 Aedeagus with one or two cornuti....................................................................... 12
- Aedeagus without cornuti............................................................................. 16
12 Aedeagus with two cornuti, saccus shorter than uncus ( Fig. 38 View FIGURES 37–42 )............................. M. papillisetosa sp. nov.
- Aedeagus with one cornutus, saccus longer than uncus or as long as uncus...................................... 13
13 Saccus longer than uncus.............................................................................. 14
- Saccus as long as uncus............................................................................... 15
14 Ventral margin of valva with two cornuted apical processes, aedeagus with two spine-shaped processes ( Fig. 27 View FIGURES 25–30 )............................................................................................. M. bicornea sp. nov.
- Ventral margin of valva without an apical process, aedeagus without a process ( Wang 2006a: Fig. 14 View FIGURES 9–14 )....... M. trimaculata
15 Ventral margin of valva serrate, sacculus without a process apically ( Fig. 34 View FIGURES 31–36 )................... M. ledongensis sp. nov.
- Ventral margin of valva not serrate, sacculus with two processes apically ( Wang 2006a: Fig. 6 View FIGURES 3–8 )........... M. rostriformis
16 Ventral margin of valva with a denticle or a spine at apex.................................................... 17
- Ventral margin of valva with neither a denticle nor a spine at apex............................................. 19
17 Ventral margin of valva with a denticle at apex, sacculus with two processes apically ( Fig. 33 View FIGURES 31–36 )........ M. forcipata sp. nov.
- Ventral margin of valva with a spine at apex, sacculus with a spine and a process or with a process apically............. 18
18 Ventral margin of valva dentate in distal 2/3, sacculus with a short spine and a large digitate process at apex ( Fig. 40 View FIGURES 37–42 )....................................................................................... M. recticostata sp. nov.
- Ventral margin of valva not dentate in distal 2/3, sacculus with a process at apex ( Wang 2006a: Fig. 12 View FIGURES 9–14 )... M. infundibularis
19 Ventral margin of valva with a process or tooth............................................................ 20
- Ventral margin of valva with neither process nor tooth....................................................... 21
20 Ventral margin of valva with a large triangular process at base ( Fig. 26 View FIGURES 25–30 )....................... M. basiprocessa sp. nov.
- Ventral margin of valva with a large tooth at middle ( Fig. 36 View FIGURES 31–36 )............................. M. mecobursoides sp. nov.
21 Sacculus with several short spines apically ( Yin &Wang 2016: Fig. 5 View FIGURES 3–8 )................................ M. apicispinata
- Sacculus with one or two processes apically............................................................... 22
22 Sacculus with one process apically, saccus nearly same length as uncus ( Fig. 31 View FIGURES 31–36 )................... M. cuneata sp. nov.
- Sacculus with two processes apically, saccus distinctly longer than uncus ( Wang 2006b: Fig. 218)................ M. liui
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