|   | 
Locality | 
Layer | 
 
 | 
China, Xinjiang, Hetian Co., Kulangjiele, Tianshuihai area | 
early Late Carboniferous | 
 
 | 
India, Kashmir, northern, Woabjilga, Aghil-Depsang Range | 
not stated, unrecognized | 
 
 | 
Italy, Carnic Alps (Italy), Crocce Pizzul | 
Stephanian | 
 
 | 
Kazakhstan, Turkestan Chain, Kara-tau, Madygen | 
Zhigulevskian | 
 
 | 
Russian Federation, Moscow Basin, Domodedovo quarry | 
Korobcheev Fm.,bed 10 (Shkolin) | 
 
 | 
Russian Federation, Moscow Basin, Moskva, Moskva River | 
Upper Carboniferous | 
 
 | 
Russian Federation, Polar Urals, Yugorskiy Peninsula, Cape Chayka | 
Zhigulevian | 
 
 | 
Russian Federation, Siberia,Kolyma Range, Lena River, Taba-Bastakh rivulet | 
Agidzhinskaya Svita | 
 
 | 
Russian Federation, South Urals,Chkalovskaya Obl., Sakmara River, km167 | 
1 | 
 
 | 
Russian Federation, Verkhoian, Orulgan,Yuel'-Siktyakh River | 
Yupenchinskaya Svita | 
 
 | 
Russian Federation, Verkhoyan,N., Orulgan, Il'ya-Artyga River | 
Yupenchinskaya Svita | 
 
 | 
Russian Federation, Verkhoyan,N., Sette-Daban, Nandzhyndzha River | 
Yupenchinskaya Svita | 
 
 | 
Russian Federation, Verkhoyan,S., Kemyus-Yuryakh Creek | 
Ekachan Fm., member 10 (Abramov,1970) | 
 
 | 
USA, Indiana, Brown County, unrecorded | 
Zhigulevskian | 
 
 | 
Ukraine, Donets Basin, Krynka R., Nizhnyaya Krynka Mt. | 
N1 | 
 
 | 
Ukraine, Donets Basin, Severnaya Donets R., Ekaterinskaya | 
M10 |