Algermissen, Hannover area (Cretaceous to of Germany)

Where: Germany (52.3° N, 10.0° E: paleocoordinates 41.3° N, 15.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Aptian to Aptian (125.0 - 100.5 Ma)

• jacobi/schrammeni zone

• group of beds-level stratigraphic resolution

Environment/lithology: basinal (); lithified claystone

• Lower Saxony Basin

Size class: macrofossils

Primary reference: H. A. Kollmann. 1982. Gastropoden-Faunen aus der höheren Unterkreide Nordwestdeutschlands [Late Early Cretaceous gastropods of Northwest Germany]. Geologisches Jahrbuch, A 65:517-551 [W. Kiessling/U. Merkel/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 67184: authorized by Wolfgang Kiessling, entered by Uta Merkel on 13.11.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

• Corals, bivalves, ammonoids and scaphopods reported to be present, but not listed.
Anthozoa
 Scleractinia - Caryophylliidae
"Tethocyathus sp." = Trochocyathus
"Tethocyathus sp." = Trochocyathus Milne-Edwards and Haime 1848 stony coral
Gastropoda
 Trochoidea - Ataphridae
 Pleurotomarioidea - Pleurotomariidae
 Epitonioidea - Nystiellidae
 Epitonioidea - Epitoniidae
 Vanikoroidea - Vanikoridae
Vanikoropsis sp. Meek 1876 snail
 Neotaenioglossa - Trichotropidae
Trichotropinae indet. Gray 1850 snail
 Cerithioidea - Cryptaulacidae
 Architaenioglossa - Ampullariidae
Pictavia lubricata apple snail
 Sorbeoconcha - Aporrhaidae
? Anchura sp., "Tessarolax bicarinatoides" = Trilemma bicarinatoides
? Anchura sp. Conrad 1860 snail
"Tessarolax bicarinatoides" = Trilemma bicarinatoides Wollemann 1903 snail
 Neogastropoda - Muricidae
"Sipho schrammeni" = Trophon (Sipho)
"Sipho schrammeni" = Trophon (Sipho) murex snail
 Sorbeoconcha -
 Sorbeoconcha - Ranellidae
Cantharulus zeisei triton shell
 Sorbeoconcha - Naticidae
Amauropsis sp. Mörch 1857 moon snail
Gyrodes cf. genti moon snail
 Sorbeoconcha - Cerithiopsidae
 Sorbeoconcha - Procerithiidae
 Heterostropha - Acteonidae
 Heterostropha - Ringiculidae
 Heterostropha - Mathildidae