|   | 
Locality | 
Layer | 
 
 | 
Algeria, Ahnet, Azel Matti | 
Devonian,middle | 
 
 | 
Algeria, Ahnet, Redjel Iamrad | 
Givetian,upper | 
 
 | 
Algeria, Saoura Valley, Marhouma,km30,Profile I | 
41 (Göddertz, 1987) | 
 
 | 
Canada, British Columbia, Chischa River, Tuchodi Lakes | 
Besa Fm. | 
 
 | 
Germany, Harz, Altenau, Polsterberg | 
Upper Givetian | 
 
 | 
Germany, Rhenish Mountains, Adorf, Martenberg | 
14 of Profile VI | 
 
 | 
Germany, Rhenish Mountains, Adorf, Martenberg | 
4 of Profile II | 
 
 | 
Germany, Rhenish Mountains, Adorf, Martenberg | 
4 of Profile V | 
 
 | 
Germany, Rhenish Mountains, Adorf, Martenberg | 
4a of Profile IV | 
 
 | 
Germany, Rhenish Mountains, Adorf, Martenberg | 
5a of Profile V | 
 
 | 
Germany, Rhenish Mountains, Adorf, Martenberg | 
B,D of Profile M.R.H. | 
 
 | 
Germany, Rhenish Mountains, Adorf, Martenberg | 
E of Profile M.R.H. | 
 
 | 
Germany, Rhenish Mountains, Adorf, Martenberg | 
Upper Givetian of SW profile | 
 
 | 
Germany, Rhenish Mountains, Adorf, Martenberg | 
terebratum Zone | 
 
 | 
Germany, Rhenish Mountains, Albshausen, Martha Mine | 
Roteisenstein | 
 
 | 
Germany, Rhenish Mountains, Bad Wildungen, Blauer Bruch | 
Stringocephalus Lst. | 
 
 | 
Germany, Rhenish Mountains, Balve, borehole 1 | 
terebratum Zone | 
 
 | 
Germany, Rhenish Mountains, Beringhausen, Antonie Mine | 
Roteisenstein | 
 
 | 
Germany, Rhenish Mountains, Bicken | 
terebratum Zone | 
 
 | 
Germany, Rhenish Mountains, Bredelar, Charlottenzug Mine | 
Roteisenstein | 
 
 | 
Germany, Rhenish Mountains, Brilon | 
Givetian | 
 
 | 
Germany, Rhenish Mountains, Brilon, Grottenberg Mine | 
Roteisenstein | 
 
 | 
Germany, Rhenish Mountains, Eiserne Hand, Caroline Mine | 
terebratum Zone | 
 
 | 
Germany, Rhenish Mountains, Enkenberg | 
Roteisenstein | 
 
 | 
Germany, Rhenish Mountains, Ense near Bad Wildungen | 
discoides Beds | 
 
 | 
Germany, Rhenish Mountains, Frettermühle | 
Stringocephalus Lst. | 
 
 | 
Germany, Rhenish Mountains, Garbenheim, Philippswonne Mine | 
Roteisenstein | 
 
 | 
Germany, Rhenish Mountains, Gershausen | 
Stringocephalus Lst. | 
 
 | 
Germany, Rhenish Mountains, Giershagen, Christiane Mine | 
Roteisenstein | 
 
 | 
Germany, Rhenish Mountains, Hoppecke | 
Roteisenstein | 
 
 | 
Germany, Rhenish Mountains, Leitmar, Hubertus Mine | 
Roteisenstein | 
 
 | 
Germany, Rhenish Mountains, Leun, Maria Mine | 
Roteisenstein | 
 
 | 
Germany, Rhenish Mountains, Messinghausen, Emma Mine | 
Roteisenstein | 
 
 | 
Germany, Rhenish Mountains, Nauborn, Amanda Mine | 
Roteisenstein | 
 
 | 
Germany, Rhenish Mountains, Nauborn, Juno Mine | 
Roteisenstein | 
 
 | 
Germany, Rhenish Mountains, Nauborn, Uranus Mine | 
Roteisenstein | 
 
 | 
Germany, Rhenish Mountains, Offenbach | 
terebratum Zone | 
 
 | 
Germany, Rhenish Mountains, Olsberg, Briloner Eisenberg Mine | 
Roteisenstein | 
 
 | 
Germany, Rhenish Mountains, Paffrath | 
Low.Plattenkalk,Late Givetian | 
 
 | 
Germany, Rhenish Mountains, Polsterberg | 
terebratum Zone | 
 
 | 
Germany, Rhenish Mountains, Wetzlar, Taubenstein | 
Stringocephalus Lst. | 
 
 | 
Great Britain, England,Cornwall, Pentonwarra Point, Trevone | 
terebratum Zone | 
 
 | 
Great Britain, England,Cornwall, Portquin inlet, North side of | 
terebratum Zone | 
 
 | 
Great Britain, England,Cornwall, Portquin | 
terebratum Zone | 
 
 | 
Great Britain, England,Cornwall, Trevone ne of | 
terebratum Zone | 
 
 | 
Great Britain, England,Devonshire, Torquay, Barton quarry | 
terebratum Zone | 
 
 | 
Great Britain, England,Devonshire, Torquay, Lummaton quarry | 
terebratum Zone | 
 
 | 
Morocco, Tafilalt, Bou Tcharafine (Tchafrine) | 
Givetian | 
 
 | 
Morocco, Tafilalt, Bou Tcharafine (Tchafrine) | 
Givetian,upper | 
 
 | 
Morocco, Tafilalt, Erfoud | 
terebratum Zone | 
 
 | 
Morocco, Tafilalt, Hassi Chebbi West | 
Late Eifelian,Kacák level | 
 
 | 
Morocco, Tafilalt, Hassi Nebech | 
A | 
 
 | 
Morocco, Tafilalt, Hassi Nebech | 
B base | 
 
 | 
Morocco, Tafilalt, Jebel Ouaoufilal | 
Agoniatites vanuxemi,up.Eiflian | 
 
 | 
Morocco, Tafilalt, Jebel Ouaoufilal | 
Subanarcestes Fauna, up.Eifelian | 
 
 | 
Morocco, Tafilalt, Ouidane Chebbi | 
upper costatus - ensensis | 
 
 | 
Morocco, Tafilalt, Rich Tamirant | 
Late Eifelian, unrecognized | 
 
 | 
Morocco, Tafilalt, Tarfaya | 
Givetian,upper | 
 
 | 
Morocco, Tata, Douar Tiguisselt | 
Givetian,middle | 
 
 | 
Morocco, Tata, Oued Mzerreb | 
B1 | 
 
 | 
Morocco, Tata, Oued Mzerreb | 
C2 base | 
 
 | 
Morocco, Tata, Oufrane,5,5km N of Sidi Mehdaoui | 
Givetian-Frasnian | 
 
 | 
Prokopievsk, Safonovo | 
Egos Creek | 
 
 | 
USA, Indiana, Brown County, unrecorded | 
Devonian |