Bakhar, outcrop 208/4 (PIN collection 3791) (Jurassic to of Mongolia)

Where: Bayan-Khongor, Mongolia (45.2° N, 99.2° E: paleocoordinates 50.3° N, 102.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Bakhar Formation, Bajocian to Bajocian (170.3 - 166.1 Ma)

• Ortsogsk unit. Age taken from Blagoderov et al., 2007

• bed-level stratigraphic resolution

Environment/lithology: lacustrine; lithified claystone

• North Molasse Basin formed from foreland thrusting during closure of Mongol-Okhotsk sea (Wu, 2013).
• "thinly bedded clays"

Size classes: macrofossils, mesofossils

Preservation: mold/impression

Collected in 1974, 1979, 1980; reposited in the PIN

Primary reference: D. E. Shcherbakov. 1988. Novye Mezozojskie Pavnokrylye. In A. Y. Rozanov (ed.), Novye Iskopaemykh Bespozvonochnykh Mongolii, Sovmestnaya Sovetsko-Mongol'skaya Paleontologicheskaya Ekspeditsiya 33:60-63 [M. Clapham/J. Karr/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 114615: authorized by Matthew Clapham, entered by Jered Karr on 17.08.2011, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Eoblattida - Blattogryllidae
Baharellus lineatus n. gen. n. sp.12
Baharellus lineatus n. gen. n. sp.12 Storozhenko 1988 insect
PIN 3791/1554, 1553 (outcrop unmentioned)
 Glosselytrodea - Glosselytridae
Mongolojurina altaica n. gen. n. sp.7
Mongolojurina altaica n. gen. n. sp.7 Ponomarenko 1988 winged insect
PIN 3791/1559 (Outcrop unmentioned)
 Orthoptera - Protogryllidae
Bacharogryllus mongolicus n. gen. n. sp.1 Gorochov 1984 grasshopper
PIN 3791/1439, 1324 (Outcrop unmentioned)
Bacharogryllus ponomarenkoi n. sp.1 Gorochov 1984 grasshopper
PIN 3791/1345 (Outcrop unmentioned)
Parangarogryllus brevis n. gen. n. sp.1 Gorochov 1984 grasshopper
PIN 3791/1385 (Outcrop unmentioned)
Falsispeculum bacharicum n. sp.1 Gorochov 1984 grasshopper
PIN 3791/1393 (Outcrop unmentioned)
 Orthoptera - Prophalangopsidae
Bacharaboilus mongolicus n. gen. n. sp.2
Bacharaboilus mongolicus n. gen. n. sp.2 Gorochov 1988 hump-winged cricket
PIN 3791/1304 (outcrop unmentioned)
 Orthoptera -
Tzetzenulia dilutemaculata n. gen. n. sp.3 Gorochov 1990 grasshopper
PIN 3791/1434 (Outcrop unmentioned)
 Orthoptera - Haglidae
Bajanchongoria modesta n. gen. n. sp.2, Mongolovoliopus sonorus n. gen. n. sp.2, Bacharovoliopus pulcherrimus n. gen. n. sp.2, Bacharia zherichini n. gen. n. sp.2, Microvoliopus bacharicus n. gen. n. sp.3
Bajanchongoria modesta n. gen. n. sp.2 Gorochov 1988 hump-winged cricket
PIN 3791/1541 (outcrop unmentioned)
Mongolovoliopus sonorus n. gen. n. sp.2 Gorochov 1988 hump-winged cricket
PIN 3791/1512, 1510, 1518 (outcrop unmentioned)
Bacharovoliopus pulcherrimus n. gen. n. sp.2 Gorochov 1988 hump-winged cricket
PIN 3791/1514 (outcrop unmentioned)
Bacharia zherichini n. gen. n. sp.2 Gorochov 1988 hump-winged cricket
PIN 3791/1357 (outcrop unmentioned)
Microvoliopus bacharicus n. gen. n. sp.3 Gorochov 1990 hump-winged cricket
PIN 3791/1431 (Outcrop unmentioned)
 Plecoptera - Notonemouridae
"Perlariopsis fidelis n. sp." = Paranotonemoura fidelis11
"Perlariopsis fidelis n. sp." = Paranotonemoura fidelis11 Sinitshenkova 1987 stonefly
PIN 3791/1220, 1225, 1232-1234
 Hemiptera - Dysmorphoptilidae
Dysmorphoptila notodon n. sp. Shcherbakov 1988 true bug
PIN 3791/2127, 2113(2126) (Outcrop unmentioned)
 Hemiptera - Hylicellidae
"Mesocixiella gobiensis n. sp." = Cycloscytina gobiensis
"Mesocixiella gobiensis n. sp." = Cycloscytina gobiensis Shcherbakov 1988 true bug
PIN 3791/2100 (Outcrop unmentioned)
 Hemiptera - Corixidae
Bakharia gibbera n. gen. n. sp.8
Bakharia gibbera n. gen. n. sp.8 Popov 1988 water boatman
PIN 3791/2481 (text mentions 200 specimens between this and outcrop 208/3)
 Hemiptera - Mesopentacoridae
Mesopentacoris orientalis n. sp.9 Popov 1989 true bug
PIN 3791/2817
 Hemiptera - Karabasiidae
Karabasia caudata n. sp.9 Popov 1989 true bug
PIN 3791/5339, 5334-5338, 5431, 3186, 5332, 5340
 Hymenoptera - Sepulcidae
Xyelula bakharensis n. sp.10 Rasnitsyn 1993 stem sawfly
PIN 3791/1257
 Neuroptera - Grammolingiidae
Chorilingia bakharica n. sp.4 Khramov 2018 lacewing
PIN 3791/1595 (outcrop unmentioned)
 Neuroptera - Saucrosmylidae
Saucrosmylidae indet.4 Ren and Yin 2003 elegant lance lacewing
PIN 3791/17 (outcrop unmentioned)
 Diptera - Empididae
Protoreogeton admirabilis n. gen. n. sp.5
Protoreogeton admirabilis n. gen. n. sp.5 Mostovski 1999 dagger fly
PIN 3791/2859
 Diptera - Rhagionidae
Palaeobolbomyia mongolica n. sp.6 Mostovski 2000 snipe fly
PIN 3791/2858