BOTHRIOLEPIDIDAE Cope, 1886

Lukševičs, Erwin, 2001, Bothriolepid antiarchs (Vertebrata, Placodermi) from the Devonian of the north-western part of the East European Platform, Geodiversitas 23 (4), pp. 489-609 : 505

Family BOTHRIOLEPIDIDAE Cope, 1886

DIAGNOSIS. — Bothriolepidoids with a small Pp separated from the La by the Nu, which forms part of the posterior margin of the orbital fenestra. AMD with a broad anterior margin; processus obstans strongly developed; PDL and PL replaced by a single MxL; semilunar plate unpaired. Adducted pectoral appendage reaching back beyond trunk shield; central dorsal plate 2 small, and separated from central dorsal plate 1 by lateral and mesial marginal plates 2.