Dodatak:Abecedni popis trilobita: R

Ra

Raashellina Rozova, 1963 †

• †Raashellina paula Rozova 1963

Trilobita → Ptychopariida → Lonchocephalidae Rabienops, Radiopyge, Radioscutellum, Radonia, Rampartaspis, Randicephalus, Raphiophoridae, Raragnostus Rasettaspis, Rasettia, Raymondaspis, Raymondinidae,

Re

Realaspis, Redlichaspis, Redlichiacea, Redlichiida, Redlichiidae, Redlichiina, Redlichinidae, Redlichops, Reediella, Regius, Remizites, Remopleuridacea, Remopleuridae, Remopleurididae, Renniella, Reraspis, Resseraspis, Resseria, Resseropsis, Reubenella, Reussiana,

Rh

Rhadinopleura, Rhaptagnostus, Rhaxeros, Rhenogriffides, Rhinophacops, Rhinoreedops, Rhodope, Rhodotypiscus, Rhyssometopidae, Rhyssometropus,

Ri

Richardsonellidae, Richteraspis, Richterella, Richterops, Rinconia,

Ro

Rochaeva,

Rollia Cullison, 1944 †

• †Rollia goodwini Cullison 1944

Trilobita → Proetida → Bathyuroidea → Hystricuridae

Rollmops McNamara, 1980 †

Trilobita → Phacopida → Phacopoidea → Pterygometopidae Roncellia, Rondocephalus Rontrippia, Rorringtoniidae,

Rowia Deiss, 1939

Trilobita

Ru

Runcinodiscus,

Ry

Ryckholtia,