Duolandrevus

Ma, Libin, Gorochov, Andrej V. & Zhang, Yalin, 2015, A new species of the genus Duolandrevus (Orthoptera: Gryllidae: Landrevinae) from China, Zootaxa 3963 (3), pp. 443-449 : 445

publication ID

https://doi.org/10.11646/zootaxa.3963.3.8

publication LSID

lsid:zoobank.org:pub:0E574F36-A291-4EA8-BA8B-995C3C4C37E2

DOI

https://doi.org/10.5281/zenodo.6120920

persistent identifier

https://treatment.plazi.org/id/97338791-BA40-5D73-BEF9-83C36ED4F84F

treatment provided by

Plazi (2016-04-19 13:22:26, last updated 2024-11-27 16:22:25)

scientific name

Duolandrevus
status

 

Key to Duolandrevus subgenera worldwide

1. Fore tibia usually with two tympana, but sometimes this tibia with one tympanum. Male tegmina with developed stridulatory apparatus............................................................................................ 2

- Fore tibiae without tympana. Male tegmina with only traces of stridulatory apparatus (this apparatus almost lost). [Sumatra]............................................................................. Surdolandrevus Gorochov, 2003

2. Head distinctly depressed dorsoventrally, with more or less angular rostral projection in profile. Hind tibia with articulated dorsal spines moderately long and unarticulated dorsal spines short, denticle-like...................................... 3

- Head slightly depressed or almost not depressed dorsoventrally, with rounded rostral projection in profile. Hind tibia with all dorsal spines more or less long. [Sumatra]......................................... Spinolandrevus Gorochov, 1999

3. Male genitalia with posterolateral epiphalluc lobes large and plate-like widened, or these lobes with numerous small denticles.................................................................................................... 4

- Male genitalia with posterolateral lobes not plate-like widened and lacking denticles................................ 5

4. Head moderately depressed dorsoventrally. Male genitalia with posterolateral epiphallic lobes rather small (not widened) and having numerous small denticles. [ Taiwan, Philippines, New Guinea, Lombok I.]..................... Jorama Otte, 1988

- Head strongly depressed dorsoventrally. Male genitalia with posterolateral lobes large and plate-like widened but lacking denticles. [New Guinea].......................................................... Platylandrevus Gorochov, 2005

5. Male genitalia with epiphallus lacking distinct transverse fold or folds in middle part................................ 6

- Male genitalia with epiphallus having distinct transverse fold or a pair of lateral ones in middle part.................... 7

6. Male anal plate with dorsoapical denticle and / or with bundle of dense and rather strong setae in apical part. [Sumatra, Malacca, Sulawesi; possibly also Borneo, but all species described from Borneo unrevised in accordance to recent views]........................................................................................... Bejorama Otte, 1988

- Male anal plate without both dorsoapical denticle and distinct bundle of setae in apical part. [Java, Lombok I.]............................................................................................. Duolandrevus Kirby, 1906

7. Male tegmen with lateral field much shorter than dorsal field. [Central Vietnam]............. Vietlandrevus Gorochov, 1996

- Male tegmen with lateral field not shorter or insignificantly shorter than dorsal field [from Japan and China to Northern Vietnam and Taiwan; see also notes below]............................................. Eulandrevus Gorochov, 1988

Gorochov, A. V. (1988) New and little known crickets of the subfamilies Landrevinae and Podoscirtinae (Orthoptera, Gryllidae) from Vietnam and some other territories. In: Medvedev, L. N. & Striganova, B. R. (Eds.), The fauna and ecology of insects of Vietnam. Nauka Publishing House, Moscow, pp. 5 - 21.

Gorochov, A. V. (1996) New and little known crickets from the collection of the Humboldt University and some other collections (Orthoptera: Grylloidea). Part 2. Zoosystematica Rossica, 5 (1), 29 - 90.

Gorochov, A. V. (1999) New and little known Landrevinae (Orthoptera: Gryllidae). Zoosystematica Rossica, 8 (2), 267 - 280.

Gorochov, A. V. (2003) A new subgenus of Duolandrevus for a new species from Sumatra (Orthoptera: Gryllidae: Landrevinae). Zoosystematica Rossica, 11 (2), 356.

Gorochov, A. V. (2005) New and little known crickets of the subfamilies Phaloriinae, Phalangopsinae and Landrevinae (Orthoptera, Gryllidae) from Indonesia and South Africa. Trudy Russkogo entomologicheskogo obstshestva (Proceedings of the Russian Entomological Society), 76, 25 - 46.

Kirby, W. F. (1906) A Synonymic Catalogue of Orthoptera. Vol. II. Orthoptera Saltatoria Part I. (Achetidae et Phasgonuridae). Order of the Trustees of the British Museum, London, 502 pp.

Otte, D. (1988) Bark crickets of the Western Pacific Region (Gryllidae: Pteroplistinae). Proceedings of the Academy of Natural Sciences of Philadelphia, 140 (2), 281 - 334.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Orthoptera

Family

Haglotettigoniidae

SubFamily

Landrevinae

Tribe

Landrevini