Turbellarian taxonomic database

author date   title journal / publication
Packard AS 1879 index card avail.
 
Zoology for Students and General Readers. viii + 719 pages. New York: Henry Holt and Company
Sphalloplana percoeca (Packard, 1879) - primary taxonomic authority (describer) 441
Dendrocoelum percoecum Packard, 1879 w primary taxonomic authority (describer) 142
Fonticola percaeca (Packard, 1879) w primary taxonomic authority (describer)
Sphalloplana (Sphalloplana) percoeca (Packard, 1879) [with synonyms] w primary taxonomic authority (describer) 141
Fonticola percoecum (Packard, 1879) w primary taxonomic authority (describer) 142