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Doryaspis (from Gr****: δόρῠ dóru 'spear' and Gr****: ἀσπίς aspís 'shield') (also
known by its synonym, "Lyktaspis") is an
extinct genus of
primitive jawless...
- Order: †Pteraspidiformes Family: †Protopteraspididae
Genera Protopteraspis Doryaspis Escharaspis Miltaspis Stegobranchiaspis Unkaraspis "Trygonaspis"...
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Dnestraspis Parapteraspis Semipodolaspis Protopteraspididae Protopteraspis Doryaspis Escharaspis Miltaspis Stegobranchiaspis Unkaraspis "Trygonaspis" Psammosteida...
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Dnestraspis Parapteraspis Semipodolaspis Protopteraspididae Protopteraspis Doryaspis Escharaspis Miltaspis Stegobranchiaspis Unkaraspis "Trygonaspis" Psammosteida...
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Doryaspis...
- as
Pteraspis and Errivaspis, though, some protopteraspidids, such as
Doryaspis and Panamintaspis,
share various features with
these derived pteraspidids...
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Xeniella Hustache, 1931
Zygops Schoenherr, 1825
Zygopsella Champion, 1906 †
Doryaspis Chevrolat, 1844 †
Geratozygops Davis and Engel, 2006 "Conoderinae subfamily...
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Dnestraspis Parapteraspis Semipodolaspis Protopteraspididae Protopteraspis Doryaspis Escharaspis Miltaspis Stegobranchiaspis Unkaraspis "Trygonaspis" Psammosteida...
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Dnestraspis Parapteraspis Semipodolaspis Protopteraspididae Protopteraspis Doryaspis Escharaspis Miltaspis Stegobranchiaspis Unkaraspis "Trygonaspis" Psammosteida...
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Dnestraspis Parapteraspis Semipodolaspis Protopteraspididae Protopteraspis Doryaspis Escharaspis Miltaspis Stegobranchiaspis Unkaraspis "Trygonaspis" Psammosteida...
