Ordovician Trilobites of the United Kingdom (alphabetized)

Allolichas glenos Allolichas laxatus Angelina sedgwickii Asaphellus homfrayi Barrandia homfrayi Bergamia whittardi Bronteopsis concentricus Calyptaulax actonensis Calyptaulax aff. Norvegicus Calyptaulax aff. vicina Calyptaulax planiformis Cnemidopyge bisecta Cnemidopyge nuda Cnemidopyge nuda granulata Cnemidopyge pentirvinense Conophrys crossi Cybeloides (Paracybeloides) girvanensis Cyclopygid sp. nov. Degamella evansi Degamella sp. "gladiata" Degamella wattisoni Diacalymene drummuckensis Ectillaenus perovalis Estoniops jamesii Flexicalymene (Reacalymene) limba Gastropodous obtusicaudatus Gravicalymene arcuata Illaenus (Parillaenus) davisii Isotelus n. sp. Kloucekia cf. robertsi and Pseudosphaerexochus conformis Lloydolithus lloydi Macropyge sp. cf. chermi Microparia (Heterocyclopyge) cf. pachycephala Microparia laevis Microparia nuda Microparia shelvensis Neseuretus (Neseuretus) ramseyensis Neseuretus parvifrons Niobella homfrayi Novakella copei [H.o.F.] Ogyginus corndensis Ogyginus corndensis corndensis Ogyginus grandis Ogyginus intermedius Ogygiocarella angustissima [H.o.F.] Ogygiocarella debuchii Ogygiocaris bettonensis Ormathops llanvirnensis Ormathops llanvirnensis Parillaenus roemeri Peltocare olenoides Placoparia cambriensis Placoparina cf. ovata Placoparina sedgewickii sedgewickii [H.o.F.] Placoparina sedgwicki shelvensis Placoparina sedgwicki shelvensis [H.o.F.] Placoparina sedgwickii shelvensis Platycalymene duplicata Platycalymene tasgarensis simulata Porterfieldia cf.caecigenus Pricyclopyge (Bicyclopyge) binodosa Primaspis (Meadowtownella) llandowrorensis Prionocheilus cautleyensis Prionocheilus pulcher aff. mendax Protolloydolithus neintianus & Cnemidopyge pentirvinense Protolloydolithus ramsayi Protolloydolithus reticulatus Pseudosphaerexochus conformis Pseudosphaerexochus densigranulatus Pseudosphaerexochus octolobatus Remopleurides asteroideus + Dendrocystoides scoticus Seleneceme cf. acuticaudata Selenopeltis buchii Selenopeltis inermis Selenopeltis macrophthalma Sphaerocoryphe pemphis Stapeleyella inconstans Stenopareia nexilis Stygina latifrons Stygina latifrons Toxochasmops (Toxochasmops) bissetti [H.o.F.] Tretaspis modeldenensis moeldenensis Trinucleus fimbriatus Whittardolithus inopinatus Whittardolithus radiatilis