Revision of genera Quadraticossus, Martynovocossus and Fletcheriana (Insecta, Hemiptera) from the Middle Jurassic of China with description of a new species

Zootaxa ◽  
2008 ◽  
Vol 1855 (1) ◽  
pp. 56 ◽  
Author(s):  
YING WANG ◽  
LIN WANG ◽  
DONG REN

Four species, belonging to three known genera of Palaeontinidae (Hemiptera), are described from the Middle Jurassic of Daohugou Village, Inner Mongolia, China. They are Quadraticossus eumorphus sp. nov., Q. fangi Wang & Ren, 2007, Martynovocossus punctulosus (Wang & Ren, 2006) Wang & Zhang, 2008 and Fletcheriana colorata Wang et al, 2006. Based on these materials, a new species is erected; line drawing of hind wing of Q. fangi is reconstructed and the diagnoses of the genera Quadraticossus Wang & Ren, 2007, Martynovocossus (Martynov, 1931) Wang & Zhang, 2008 and Fletcheriana Evans, 1956 are revised.

Zootaxa ◽  
2006 ◽  
Vol 1268 (1) ◽  
pp. 59 ◽  
Author(s):  
BO WANG ◽  
HAICHUN ZHANG ◽  
YAN FANG

Yumenia Hong, 1982 preoccupied by Yumenia Hou, 1958, is replaced with Gansucossus (Hemiptera, Palaeontinidae). The diagnostic characters for Gansucossus are presented and synonymies for Gansucossus pectinatus (Hong, 1982) and Gansucossus luanpingensis (Hong, 1983) are established. The diagnostic characters for G. pectinatus and G. luanpingensis are revised. A new species, Gansucossus typicus sp. nov., is described from the Middle Jurassic of Daohugou, Inner Mongolia, China. The new genus Daohugoucossus gen. nov. and new species Daohugoucossus solutus sp. nov., are erected based on a hind wing from the Middle Jurassic of Daohugou.


Zootaxa ◽  
2006 ◽  
Vol 1349 (1) ◽  
pp. 37 ◽  
Author(s):  
BO WANG ◽  
HAICHUN C. ZHANG ◽  
YAN FANG ◽  
YE DUAN

The diagnostic characters for Sinopalaeocossus Hong, 1983, belonging to the Palaeontinidae Handlirsch, 1906, are revised. This genus is remarkably different from others in the fore wing, whose branches of Sc are obscure and antenodal region is square; and in the hind wing, whose M 3+4 is unbranched and arises from stem M, whose M 1+2 fork is more distal and A 1 is absent. A new species, Sinopalaeocossus trinervus sp. nov., is described based on two well preserved specimens from the Middle Jurassic of Daohugou, Inner Mongolia, China; this is the first palaeontinid specimen with complete fore and hind wings articulated.


Zootaxa ◽  
2020 ◽  
Vol 4822 (1) ◽  
pp. 94-100
Author(s):  
YIMING MA ◽  
CHUNGKUN SHIH ◽  
DONG REN ◽  
YONGJIE WANG

Contrary to the typical southern distribution of the extant Kempyninae, a subfamily of Osmylidae, its fossil group shows the high diversification in the northern hemisphere during the Mesozoic. Herein a new genus with a new species, Mirokempynus profundobifurcus gen. et sp. nov., and a new species, Jurakempynus loculosus sp. nov., of Kempyninae, are described from the Middle Jurassic Jiulongshan Formation of Daohugou Village, Inner Mongolia, China. The new species share the characteristic synapomorphies of Kempyninae, e.g. subcostal veinlets mostly irregularly forked in the forewing and the distinctly expanded intramedial area with multiple rows of cells in the hind wing. The new genus distinctly shows a particular condition of intramedial area and MP branching in the hind wing. However, the condition of the region between MA and MP significantly broadened in the hind wing appear distinctively different to other known kempynine genera. A key is provided for all the genera of documented kempynines, both fossil and extant. 


Author(s):  
Katarzyna Kopeć ◽  
Wiesław Krzemiński ◽  
Agnieszka Soszyńska-Maj ◽  
Yizi Cao ◽  
Dong Ren

ABSTRACTThe genus Orthobittacus was established by Willmann (1989) and is characterised by a long Sc vein and the unusually developed medial sector for the Bittacidae. Four Jurassic species have been described in this genus to date: O. abshiricus (Martynova, 1951) from Kirgizia; O.desacuminatus (Bode, 1953) from Braunschweig (Germany); O. polymitus Novokshonov, 1996 from Karatau (Kazakhstan); and O. maculosus Liu, Shih, Bashkuev & Ren, 2016 from the Jiulongshan Formation of Daohugou (China). The fifth congeneric and second species from China, O. suni sp. nov., is described herein. The importance of the genus Orthobittacus for the phylogeny of Bittacidae, as the most plesiomorphic genus, is discussed.


Author(s):  
Yun Hsiao ◽  
Yali Yu ◽  
Congshuang Deng ◽  
Hong Pang

A new species of Ripiphoridae Gemminger & Harold, 1870, Archaeoripiphorus nuwa gen. et sp. nov., is described and illustrated from a well-preserved impression fossil from the Middle Jurassic Jiulongshan Formation collected at Daohugou Village, Shantou Township, Ningcheng County, Inner Mongolia, China, representing the oldest documented occurrence of the Ripiphoridae described from the Mesozoic era. It shares several characters belonging to two basal ripiphorid subfamilies (Pelecotominae and Ptilophorinae), but it cannot be attributed to either of them and is herein placed as Subfamily incertae sedis. An overall similarity between Archaeoripiphorus gen. nov. and Recent Pelecotominae and the occurrence of wood-boring beetles in the same Formation implies a similar parasitoid host preference in xylophagous beetles for A. nuwa gen. et sp. nov., putting a spotlight on a potential host-parasitoid relationship in the Mesozoic.


Zootaxa ◽  
2011 ◽  
Vol 2897 (1) ◽  
pp. 51 ◽  
Author(s):  
YUSHUANG LIU ◽  
CHAOFAN SHI ◽  
DONG REN

A new species of the family Grammolingiidae (Neuroptera) (Leptolingia imminuta sp. nov.) is described from Daohugou village (Middle Jurassic), Inner Mongolia, China. In this new species, MA forks at the same level as the separation of Rs2 from Rs, close to the middle of forewing, this structure of MA is peculiar in Grammolingiidae and is different from that of all other known species. Moreover, this new species is the smallest species known in the family Grammolingiidae (30 mm wing span).


Zootaxa ◽  
2008 ◽  
Vol 1762 (1) ◽  
pp. 53 ◽  
Author(s):  
XIN-WEN ZHANG ◽  
DONG REN ◽  
HONG PANG ◽  
CHUNG-KUN SHIH

A new genus with a new species (Jurachresmoda gaskelli gen. et sp. nov.) of Chresmodidae (Insecta: Polyneoptera: Orthopterida) is described and illustrated. They were collected from the Middle Jurassic in Daohugou, Jiulongshan Formation, Inner Mongolia (Nei Mongol Autonomous Region), China. J. gaskelli have fringing hairs on tarsi and a part of tibiae of mid legs. These hairs and leg structures were probably associated with its water-skiing locomotion on freshwater. A high number of tarsomeres, e. g. ultra-articulated tarsi as reported in other species of Chresmodidae, are also found for this new species. But, these true tarsi are mixed with some wrinkles resulted from dehydration and compression during fossilization process. Nymphs of the new species are also described. This is the first time that long and segmented cerci of the nymph are described in Chresmodidae.


Zootaxa ◽  
2011 ◽  
Vol 2909 (1) ◽  
pp. 64 ◽  
Author(s):  
JUN-JIE GU ◽  
GE-XIA QIAO ◽  
DONG REN

A new species of Prophalangopsidae, Bacharboilus lii sp. nov., is described. It was collected from the Middle Jurassic Jiulongshan Formation of Daohugou Village, Ningcheng County, Chifeng City, Inner Mongolia, China. This exquisitely preserved specimen exhibits clear wing venation and head structures, especially the mouthpart morphology. The stout mandibles bear well defined molar dentes which indicate an herbivorous feeding habit.


Zootaxa ◽  
2009 ◽  
Vol 1984 (1) ◽  
pp. 61-65 ◽  
Author(s):  
KUIYAN ZHANG ◽  
JINHUA LI ◽  
DING YANG ◽  
DONG REN

The small genus Archirhagio Rohdendorf is an extinct Jurassic group of brachyceran flies. So far, only two known species have been found in the Middle/Upper Jurassic of Karatau (Kazakhstan) and the Middle Jurassic of Daohugou (Inner Mongolia, China) respectively. In this paper, a new species from the Middle Jurassic of Daohugou is described. A key to the species of the genus Archirhagio is given.


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