|Dolichopterus bulbosus Kjellesvig-Waering, 1961||Siluro-Devonian||England|
|Dolichopterus herkimerensis Caster and Kjellesvig-Waering, 1956||Silurian||New York|
|Dolichopterus jewetti Caster and Kjellesvig-Waering, 1956||Silurian||New York|
|Dolichopterus lancmani (Delle), 1936||Devonian||U.S.S.R.|
|Dolichopterus macrocheirus Hall, 1859||Silurian||New York|
|Dolichopterus siluriceps Clarke and Ruedemann, 1912||Silurian||New York|
|Dolichopterus størmeri Caster and Kjellesvig-Waering||Silurian||Oesel|
Genus Strobilopterus Ruedemann, 1935
Diagnosis.—Dolichopteridae of medium size; test covered with pustules and semi-lunar scales; prosoma semiovate; compound eyes submarginal; ocelli unknown; ventral doublure unknown; sixth appendages with movable, supplementary flat lobes on distal joints, ultimate joint forming large, flat lobe; distal joints and lobes forming paddle with strongly serrate margin; metastoma very narrow, cordate at anterior end; base unknown; male median appendage very long, consisting of one undivided joint; metasoma contracted past first tergite; telson unknown (Kjellesvig-Waering and Størmer, 1952, p. 660).
Type species.—Pterygotus princetonii Ruedemann, 1934.
Stratigraphic range.—Lower Devonian.
Remarks.—Strobilopterus princetonii (Ruedemann) remains as the only known species.
Genus Ruedemannipterus, new genus
Diagnosis.—Dolichopteridae of small size; distinctly stylonuroid in general aspect; carapace longer than wide; considerably wider in front than behind, making base of carapace narrowest part; eyes large, with narrow arcuate visual area, and large palpebral lobes located anteriorly and intramarginally on the carapace; axes of eyes parallel; ocelli located midway between, or grouped with the lateral eyes; prosomal appendages unknown except the sixth which are greatly elongated, subcylindrical legs having the last three joints flattened into numerous, narrow, leaf-like supplementary lobes; mesosoma very narrow; integument mainly smooth.