Middle Devonian trilobites of the Rhenohercynian: 3. Proetida (3), Phacopida (2), Lichida (Lichoidea, Odontopleuroidea), and additional data. Palaeontographica Abteilung A Palaeozoologie-Stratigraphie, 249(1-6), August 1998: 1-162. 75 [Zoological Record Volume 135]