Home » Plectostoma senex (van Benthem Jutting, 1952)
Plectostoma senex (van Benthem Jutting, 1952)
Diagnostic description:
Shares with Plectostomasciaphilum and Plectostomaturriforme the tuba form, but differs by having two knob-shaped constriction teeth and fewer than 6 whorls.
Scratchpads developed and conceived by (alphabetical):
Ed Baker,
Katherine Bouton
Alice Heaton
Dimitris Koureas,
Laurence Livermore,
Dave Roberts,
Simon Rycroft,
Ben Scott,
Vince Smith
