Rotelapillus munitus
Classification: Mesozoic -> Stephanolithiales -> Stephanolithiaceae -> Rotelapillus -> Rotelapillus munitus
Sister taxa: R. msakyae, R. hexaradiatus, R. crenulatus, R. munitus, R. radians, R. pleoseptatus, R. sp.,
Distinguishing features: LIke R. crenulatus but with quadrate shape due to four spines protruding from the rim
Perch-Neilsen 73pl2-13.JPG
Perch-Neilsen 73pl2-10.JPG
Perch-Neilsen 73pl2-2.JPG
Perch-Neilsen 73pl10-15.JPG
Perch-Neilsen 73pl2-4.JPG
Perch-Neilsen 73pl2-7.JPG
Taxonomy:
Citation: Rotelapillus munitus (Perch-Nielsen, 1973) Perch-Nielsen, 1984Rank: SpeciesBasionym: Stephanolithion munitum Perch-Nielsen, 1973
Farinacci & Howe catalog pages: Stephanolithion munitum *
Distinguishing features: LIke R. crenulatus but with quadrate shape due to four spines protruding from the rim
Geological Range:
Last occurrence (top): within Maastrichtian Stage (66.04-72.05Ma, top in Maastrichtian stage). Data source: Original diagnosis
First occurrence (base): within Maastrichtian Stage (66.04-72.05Ma, base in Maastrichtian stage). Data source: Original diagnosis
Plot of occurrence data:
Histogram - Neptune occurrence data from DSDP and ODP proceedings. Pale shading <50 samples in time bin. Interpret with caution & read these notesNote to users in China - the diagram may not plot unless you use a VPN since I use google services on the website. If this is a problem please contact me 谢谢.Taxon plotted: Rotelapillus munitus, synonyms included - Rotelapillus munitus; Stephanolithion munitum; space-time plot ::
Samples map :: Parent: Rotelapillus
References:
Perch-Nielsen, K. (1973). Neue Coccolithen aus dem Maastrichtien von Danemark, Madagaskar und Agypten. Geological Society of Denmark, Bulletin. 22: 306-333. gs
Perch-Nielsen, K. (1984). Validation of new combinations. INA Newsletter. 6(1): 42-46. gs