CRINITOGRAPTUS, A NEW GENUS OF LUDLOW (SILURIAN) GRAPTOLOID

@inproceedings{Rickards1995CRINITOGRAPTUSAN,
  title={CRINITOGRAPTUS, A NEW GENUS OF LUDLOW (SILURIAN) GRAPTOLOID},
  author={R. B. Rickards},
  year={1995}
}
  • R. B. Rickards
  • Published 1995
  • Biology
  • Monograptus crinitus Wood is made the type species of a new genus, Crinitograptus; a slender, nilssoni Biozone, Ludlow graptolite typified by unusual lidded thecae. Chemically isolated material from North Germany, previously placed in the genera Barrandeograptus and Pomatograptus are placed in synonymy with C. crinitus, a rare, but relatively widely recorded form. Crini- tograptus crinitus is an integral part of the globally recognized Ludlow burst of evolution in the graptoloids, and it… CONTINUE READING

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