Stratotype

Question 1

It is an additional stratotype intended to supplement or augment the holostratotype and to extend its recognition into other areas or facies.

Answer 1

Hypostratotype

Question 2

Original stratotype (type section) selected by the author of a given stratigraphic unit or boundary as a standard.

Answer 2

Holostratotype

Question 3

Stratotype selected as a standard section for a previously described a stratigraphic unit for which no specific type section had ever been selected.

Answer 3

Lectostratotype

Question 4

New stratotype established after the original holostratotype has been destroyed or become inaccesible.

Answer 4

Neostratotype

Question 5

Stratotype used by the original author to supplement the holostratotype.

Answer 5

Parastratotype

Question 6

Type section for a specific stratigraphic unit. It constitutes the standard in defining the unit and/or its boundaries.

Answer 6

stratotype

Question 7

Specific horizon that serves as a standard in defining the boundary (usually the base) of a stratigraphic unit.

Answer 7

Boundary stratotype