Earth:Mocuio Formation

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Mocuio Formation
Stratigraphic range: Late Campanian—Early Maastrichtian
TypeGeological formation
OverliesBaba Formation
Lithology
PrimarySandstone
Location
CountryAngola

The Mocuio Formation is a Late Cretaceous sedimentary rock formation found in southern Angola. It extends from the latest Campanian to the Early Maastrichtian.[1] Many vertebrate fossils have been collected from the formation.

Fossil content

Color key
Taxon Reclassified taxon Taxon falsely reported as present Dubious taxon or junior synonym Ichnotaxon Ootaxon Morphotaxon
Notes
Uncertain or tentative taxa are in small text; crossed out taxa are discredited.

Pterosaurs

Pterosaurs of the Mocuio Formation
Genus Species Location Stratigraphic position Material Notes Image
Epapatelo[2] E. otyikokolo Namibe Province, Angola Maastrichtian Left humerus & Left ulna A aponyctosaurian pteranodontian

Crocodylomorphs

Crocodylomorphs of the Mocuio Formation
Genus Species Location Stratigraphic position Material Notes Image
Hyposaurinae Indet.[3] Indeterminate Namibe Province, Angola Maastrichtian A hyposaurine dyrosaurid

Mosasaurs

Mosasaurs of the Mocuio Formation
Genus Species Location Stratigraphic position Material Notes Image
Bentiabasaurus[4] B. jacobsi Namibe Province, Angola Maastrichtian Partial skeleton A mosasaurin mosasaurine

Plesiosaurs

Plesiosaurs of the Mocuio Formation
Genus Species Location Stratigraphic position Material Notes Image
Cardiocorax[5] C. mukulu Namibe Province, Angola Maastrichtian Partial skeleton A euelasmosauridan elasmosaurid

See also

  • Lists of fossiliferous stratigraphic units in Africa
    • List of fossiliferous stratigraphic units in Angola
  • Geology of Angola

References

  1. ↑ Strganac, Christopher; Salminen, Johanna; Jacobs, Louis L.; Polcyn, Michael J.; Ferguson, Kurt M.; Mateus, Octávio; Schulp, Anne S.; Morais, Maria Luísa et al. (2014-11-01). "Carbon isotope stratigraphy, magnetostratigraphy, and 40Ar/39Ar age of the Cretaceous South Atlantic coast, Namibe Basin, Angola" (in en). Journal of African Earth Sciences. Special Volume of the 24th Colloquium of African Geology 99: 452–462. doi:10.1016/j.jafrearsci.2014.03.003. ISSN 1464-343X. Bibcode: 2014JAfES..99..452S. 
  2. ↑ "Pterosaurs from the Late Cretaceous of Angola". Diversity 14 (9): 741. 2022. doi:10.3390/d14090741. Bibcode: 2022Diver..14..741F. 
  3. ↑ Maréchal, A.; Rotatori, F. M.; Merella, M.; Puértolas-Pascual, E.; Sequero, C.; Pereira, R.; Nsungani, P.; Mateus, O. (2025). "A new Maastrichtian hyposaurine dyrosaurid (Crocodylomorpha) from Namibe province, Angola". Zoological Journal of the Linnean Society 204 (4). doi:10.1093/zoolinnean/zlaf092. 
  4. ↑ Polcyn, Michael J.; Schulp, Anne S.; Gonçalves, António O. (2023). "Remarkably well-preserved in-situ gut content in a specimen of Prognathodon kianda (Squamata: Mosasauridae) reveals multispecies intrafamilial predation, cannibalism, and a new mosasaurine taxon". Windows into Sauropsid and Synapsid Evolution Essays in honor of Prof. Louis L. Jacobs: 66–98. https://www.researchgate.net/publication/375553327. 
  5. ↑ R. Araújo; M.J. Polcyn; A.S. Schulp; O. Mateus; L.L. Jacobs; A. Olímpio Gonçalves; M.-L. Morais (2015). "A new elasmosaurid from the early Maastrichtian of Angola and the implications of girdle morphology on swimming style in plesiosaurs". Netherlands Journal of Geosciences 94 (1): 109–120. doi:10.1017/njg.2014.44. 



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