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Forey, P.L.

The Downtonian ostracoderm Sclerodus Agassiz (Osteostraci: Tremataspididae) - London British Museum (Natural History) January 1987 - pp. 1-30

ISSN: 0007-1471

Subjects--Topical Terms:
DEVONICO
OSTRACODERMI

Subjects--Geographic Terms:
INGLATERRA