Two new genera, Vincalaria and Navalicria, with as type species, respectively, Calvinaria bransoni STAINBROOK, 1948 and Navalicria compacta n. sp., are described from the middle and upper parts of the Fransnian. They result from a further restriction of the meaning of the genus Calvinaria STAINBROOK, 1945, started by the author some twenty years ago. Species of Vincalaria n. gen. are encountered in Belgium, in Canada (District of Mackenzie), in the United States of America (States of Iowa, Nevada, and New Mexico), and in various regions of the People's Republic of China (such as the Guizhou Province) and of the USSR (such as the Russian Platform), while those of Navalicria n. gen. are found in Belgium, Canada (Rocky Mountains). Germany and ...
The outcrops of the « Quartzophyllades de Chevlipont » and the« Quartzophyllades de Villers-la-Ville...
The Mont d'Haurs Formation, which belongs to the Lower Polygnathus varcus Zone, reaches a thickness ...
Les Rubus indigènes ont été amenés d’Amérique du Nord dans les jardins botaniques européens au XVIII...
As a result of further refinement of the genus Calvinaria STAINBROOK, 1945, Canavirila n. gen., and ...
Calvinaria megistana (Le Hon, 1870) was summarily described and figured in the original publication....
A new genus, Eumetabotoechia, is proposed. It includes three speciesand ranges in age from the end o...
A new genus Hadrotatorhynchus, with type species Leïorhynchus Halli FLAMAND, G.-B.-M., 1911, is prop...
Transverse serial sections made in specimens of the type series of the genus Pugnoides have shown in...
Two new genera, Orbiculatisinurostrum and Ryocarhynchus, with type species O. laeve (GURICH, G., 190...
A new genus, Cavatisinurostrum, and its type species, C. faniae n. sp., are described in detail. The...
Eleven species from the U.S.S.R., France and Iran are included in a new genus: Ripidiorhynchus. The ...
During a revision of the early Givetian rhynchonellids from western North America that have been ass...
In the Frasnian at Boussu-en-Fagne and Frasnes (southern border of the Dinant Synclinorium), the gen...
Thirteen species and subspecies of the genera Phillipsastrea D'ORBIGNY, A., 1849, Billingsastraea GR...
The material used for this study consists of numerous Heterocorallia from the V2bß, collected at Liv...
The outcrops of the « Quartzophyllades de Chevlipont » and the« Quartzophyllades de Villers-la-Ville...
The Mont d'Haurs Formation, which belongs to the Lower Polygnathus varcus Zone, reaches a thickness ...
Les Rubus indigènes ont été amenés d’Amérique du Nord dans les jardins botaniques européens au XVIII...
As a result of further refinement of the genus Calvinaria STAINBROOK, 1945, Canavirila n. gen., and ...
Calvinaria megistana (Le Hon, 1870) was summarily described and figured in the original publication....
A new genus, Eumetabotoechia, is proposed. It includes three speciesand ranges in age from the end o...
A new genus Hadrotatorhynchus, with type species Leïorhynchus Halli FLAMAND, G.-B.-M., 1911, is prop...
Transverse serial sections made in specimens of the type series of the genus Pugnoides have shown in...
Two new genera, Orbiculatisinurostrum and Ryocarhynchus, with type species O. laeve (GURICH, G., 190...
A new genus, Cavatisinurostrum, and its type species, C. faniae n. sp., are described in detail. The...
Eleven species from the U.S.S.R., France and Iran are included in a new genus: Ripidiorhynchus. The ...
During a revision of the early Givetian rhynchonellids from western North America that have been ass...
In the Frasnian at Boussu-en-Fagne and Frasnes (southern border of the Dinant Synclinorium), the gen...
Thirteen species and subspecies of the genera Phillipsastrea D'ORBIGNY, A., 1849, Billingsastraea GR...
The material used for this study consists of numerous Heterocorallia from the V2bß, collected at Liv...
The outcrops of the « Quartzophyllades de Chevlipont » and the« Quartzophyllades de Villers-la-Ville...
The Mont d'Haurs Formation, which belongs to the Lower Polygnathus varcus Zone, reaches a thickness ...
Les Rubus indigènes ont été amenés d’Amérique du Nord dans les jardins botaniques européens au XVIII...