Benthamaspis gibberula Billings 1865 (trilobite)

Trilobita - Proetida - Bathyuridae

Alternative combination: Dolichometopus gibberulus

Synonym: Benthamaspis distinctus Young 1973

Belongs to Benthamaspis according to R. A. Fortey and D. L. Bruton 2013

See also Fortey 1979 and Young 1973

Sister taxa: Benthamaspis canadensis, Benthamaspis conica, Benthamaspis diminutiva, Benthamaspis mediacrista, Benthamaspis onomeris, Benthamaspis problematica, Benthamaspis rhochmotis, Benthamaspis sera, Benthamaspis striata

Type specimens:

  • Benthamaspis gibberula: GSC 660, a pygidium
  • Benthamaspis distinctus: BYU 2178, a cephalon/head (cranidium). Its type locality is H-20, which is in a Blackhillsian open shallow subtidal grainstone in the Fillmore Formation of Utah.

Ecology: fast-moving low-level epifaunal deposit feeder

Distribution:

• Ordovician of Canada (11: Newfoundland, Newfoundland and Labrador collections), Norway (2), United States (1: Utah)

Total: 14 collections each including a single occurrence

Show more details


Specimen images are retrieved through the ePANDDA API.


Click image to enlarge. Click to access iDigBio record.