Phosphatic microfossils from the Ordovician of the United States / Matthew H. Nitecki --, Raymond C. Gutschick --, John E. Repetski --.

v.35:no.1(1975)

Organic buildups in the Lower Ordovician (Canadian) of Texas and Oklahoma / Donald Francis Toomey -- and Matthew H. Nitecki --.

n.s. no.2(1979)

Morphology and arrangement of meromes in Ischadites dixonensis, an Ordovician Receptaculitid / Daniel C. Fisher -- and Matthew H. Nitecki --.

v.39:no.2(1978)

Ordovician Receptaculites camacho n. sp. from Argentina / Matthew H. Nitecki -- and Gerald G. Forney --.

v.37:no.5(1978)

Revised phylogeny and functional interpretation of the Edrioasteroidea based on new taxa from the Early and Middle Ordovician of western Utah / Thomas E. Guensburg --, James Sprinkle --.

n.s. no.29(1994)

Ordovician Batophoreae (Dasycladales) from Michigan / Matthew H. Nitecki --.

v.35:no.4(1976)

The Upper Ordovician fauna of Frobisher bay, Baffin Land, by Sharat Kumar Roy.

v.2(1941)

New Archaeoscyphia (Porifera) from the Ordovician of Anticosti Island, Quebec / J. Keith Rigby -- and Matthew H. Nitecki --.

v.33:no.1(1973)

Ordovician vertebrates from Western United States / Robert H. Denison --

v.16:no.6(1967)

New trilobites from the Maquoketa beds of Fayette county, Iowa / by Arthur Ware Slocom -- ; Oliver Cummings Farrington --

v.4:no.3(1913)

North American cyclocrinitid algae / [by] Matthew H. Nitecki --

v.21(1970)

North American Silurian receptaculitid algae / [by] Matthew H. Nitecki -- [Patricia M. Williams, -- editor --]

v.28(1972)

On the nature of the holotype of Nipterella paradoxica (Billings) / [by] Matthew H. Nitecki --

v.16:no.11(1968)