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The
Impressamergel formation includes dark gray to light gray limestones with some embedded limestone beds. The lower limit is relatively well defined by the change in color (from "brown" to "white" Jura). The upper limit is formed by the onset of the limestone of the
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The term was proposed by Gert Bloos, Gerd Dietl and Günter
Schweigert in 2005 for a lithostratigraphic rock formation. The name goes back to the term Impressakalke introduced by Friedrich August Quenstedt in 1857. The name is derived from the
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especially in the higher part and is increasingly replaced by this formation. In the Upper Rhine Valley, it is represented by
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240:. The distribution of the Impressamergel formation extends over the entire Swabian Alb to the Wutach area.
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List of fossiliferous stratigraphic units in
Germany
308:"Fossilworks: Gateway to the Paleobiology Database"
306:Various Contributors to the Paleobiology Database.
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406:. You can help Knowledge (XXG) by
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215:Definition and distribution area
458:German geologic formation stubs
222:Wohlgeschichtete Kalk Formation
113:Wohlgeschichtete Kalk Formation
342:This article about a specific
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395:This article related to the
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170:Impressamergel Formation
19:Impressamergel Formation
238:Nerineenkalk Formation
234:Korallenkalk Formation
258:Earth sciences portal
224:. It meshes with the
209:Aulacothyris impressa
205:Terebratula impressa
123:Ornatenton Formation
286:Paleontology portal
184:dating back to the
25:Stratigraphic range
174:geologic formation
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230:Kandern Formation
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453:Jurassic Germany
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349:in Germany is a
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314:on 25 March 2022
310:. Archived from
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226:Lochen Formation
132:25 to 125 metres
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312:the original
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318:17 December
447:Categories
300:References
202:brachiopod
347:formation
146:Limestone
137:Lithology
129:Thickness
109:Underlies
103:Formation
30:Oxfordian
397:Jurassic
244:See also
186:Jurassic
152:Location
119:Overlies
207:(today
195:History
182:fossils
178:Germany
161:Germany
157:Country
142:Primary
400:period
189:period
402:is a
172:is a
404:stub
351:stub
320:2021
236:and
168:The
99:Type
35:PreꞒ
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176:in
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45:O
40:Ꞓ
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