Pycnolepas rigida

Stem-Group Verrucomorpha
Familiaː Pycnolepadidae
Genus: †Pycnolepas
†Species: Pycnolepas rigida

• Pycnolepas rigida (J de C Sowerby, 1836): 335
  • Original genus: Pollicipes
  • Geological age: Cretaceous, middle to upper Albian
  • Type locality: Folkestone, SE ENGLAND, Gault beds
  • Types: Lectotype, scutum illustrated in Sowerby, 1836 (Withers, 1914: 171); apparently lost
  • Distribution: England, France
  • ZooBank: 785B4458-C86A-4C6E-AFF1-FCE9FC72B643

• Sowerby, J.C. 1836. Descriptive notes respecting the shells figured in Plates XI–XXIII Appendix A: 335–348. In: Fitton, W.H. Observations on some of the strata between the Chalk and the Oxford Oolite in the south-east of England. Transactions of the Geological Society of London ser. 2, 4: 103–389. BHL Reference page.  [See p. 335, as Pollicipes rigidus, original description]

• Gale, A.S. & Vidovic, S.U. 2023. The origins of major sessile cirripede groups; a revision of Cretaceous Balanomorpha and Verrucomorpha. Journal of Systematic Paleontology 21(1)ː 2258370. DOI: 10.1080/14772019.2023.2258370 Reference page.  [See p. 22, discussion]
• Jagt, J.W.M., Zonova, T.D. & Jagt-Yazykova, E.A. 2007. A review of the brachylepadomorph genus Pycnolepas, including the first record of an Early Cretaceous species from the Russian Far East. Zootaxa, 1545: 33–47. Reference page.  [See p. 36, as Pycnolepas rigida]
• Withers, T.H. 1914: Some Cretaceous and Tertiary cirripedes referred to Pollicipes. Annals and magazine of natural history, ser. 8 14(80): 167-206. BHL Reference page.  [See p. 170, as Pycnolepas rigidus, generic re-assignment]
• Withers, T.H. 1935: Catalog of fossil Cirripedia in the Department of Geology of the British Museum. Vol. 2, Cretaceous. London, British Museum, 433 p. Reference page.  [See p. 352, synonymy]