Name of Stratigraphic unit and correlation with Time Slices:

Hyalochitina protocalix
4a
4b
2
 

Name refers to the following Stratigraphic units:

Name Qualifier Location
Hyalochitina protocalix Bio_Chitinozoan North Gondwana
 

Correlation is based on:

Reference Name used in Referenced Opinion
Webby, B. D. et al. 2004: Stratigraphic framework and time slices

 

Complete list of all Relations (Opinions):

Name 1 Name 2 Strat qualifier Locality Oldest Youngest Time Slice count
Total: 19
Biostratigraphy(19)
Hyalochitina protocalix Argiles d'Azzel Lithostratigraphy Algeria 4a 4b 2
Hyalochitina protocalix Aulacograptus cucullus Biostratigraphy United Kingdom 4a 4a 1
Hyalochitina protocalix Conochitina pirum Biostratigraphy North America 4a 4a 1
Hyalochitina protocalix Corymbograptus retroflexus Biostratigraphy Spain 4a 4a 1
Hyalochitina protocalix Cyathochitina regnelli Biostratigraphy Baltoscandia 4a 4b 2
Hyalochitina protocalix Didymograptus artus Biostratigraphy United Kingdom 4b 4b 1
Hyalochitina protocalix Didymograptus artus Biostratigraphy United Kingdom 4b 4b 1
Hyalochitina protocalix Didymograptus spinulosus Biostratigraphy Spain 4b 4b 1
Hyalochitina protocalix Edjeleh Lithostratigraphy Algeria 4c 4c 1
Hyalochitina protocalix Eoplacognathus variabilis Biostratigraphy North Atlantic 4a 4b 2
Hyalochitina protocalix Eoplacognathus variabilis Biostratigraphy North Atlantic 4a 4b 2
Hyalochitina protocalix Histiodella holodentata Biostratigraphy North America 4a 4b 2
Hyalochitina protocalix Histiodella holodentata Biostratigraphy North America 4a 4b 2
Hyalochitina protocalix Lower Oretanian Regional Standard Mediterranean & North Gondwana 4a 4b 2
Hyalochitina protocalix Placoparia Placoparia cambriensis Biostratigraphy Spain 4b 4b 1
Hyalochitina protocalix Sivorthis noctilio Biostratigraphy Spain 4b 4b 1
Hyalochitina protocalix Undulograptus austrodentatus Biostratigraphy Australia 4a 4a 1
Hyalochitina protocalix Undulograptus intersitus Biostratigraphy Australia 4a 4a 1
Hyalochitina protocalix Zini Lithostratigraphy Algeria 2c 3a 2