ammonites
Plagiostoma harronis Dacque 1905 (file clam)

Bivalvia - Pectinida - Limidae

Alternative combination: Lima harronis

Synonym: Lima (Plagiostoma) bianchii Jaboli 1959

Full reference: E. Dacque. 1905. Beiträge zur Geologie des Somalilandes, 2. Teil. Oberer Jura [Contributions to the geology of Somaliland, Part 2. Upper Jurassic]. Beiträge zur Paläontologie und Geologie Österreich-Ungarns und des Orients 17:119-160

Belongs to Plagiostoma according to W. Kiessling 2009

Sister taxa: Lima (Plagiostoma) bognyensis, Lima (Plagiostoma) bynei, Lima (Plagiostoma) derbyi, Lima (Plagiostoma) fazendaestivica, Lima (Plagiostoma) hellica, Lima (Plagiostoma) paolii, Lima (Plagiostoma) subcardiiformis, Plagiostoma aurita, Plagiostoma bellula, Plagiostoma delettrei, Plagiostoma deltoideum, Plagiostoma dianense, Plagiostoma gejiuense, Plagiostoma gigantea, Plagiostoma giganteum, Plagiostoma hermanni, Plagiostoma inversa, Plagiostoma lenaensis, Plagiostoma malinovskyi, Plagiostoma nudum, Plagiostoma popovi, Plagiostoma punctatum, Plagiostoma rodburgensis, Plagiostoma striatum, Plagiostoma sublaeviusculum, Plagiostoma subsimplex, Plagiostoma subvaloniense, Plagiostoma tihensis

Type specimens:

  • Plagiostoma harronis: Its type locality is Harro Rufa, which is in a Kimmeridgian shallow subtidal limestone in Ethiopia
  • Lima (Plagiostoma) bianchii: Its type locality is Dire Dawa, which is in an Oxfordian/Kimmeridgian shallow subtidal limestone in Ethiopia.

Ecology: stationary low-level epifaunal suspension feeder