Turbellarian taxonomic database
Kennel J v 1888 (citation)-
Luther A 1907 (citation)- points out that the flatworm described as Weldonia parayguensis by C. H. Martin
was probably this species, the "dorsal tubular nerve cord" described was undoubtedly the
dorsal excretory canal.
Martin CH 1908 (citation)- Weldonia parayguensis, p 758-763 description and illustration, figures 1-5,
compares with Microstomum lineare. Described as a peculiar rhabdocoel with a dorsal tubular nerve cord.
Marcus E 1945 (citation)- description and illustration, notes on and in key, compares species paraguayense
with this and differentiates them on basis of tentacles in pharynx of bicaudatum, lack of
Marcus E 1945 (citation)- lists this, also with details, says is 7 mm long, development of epithelial
cells, figure 4. p 32 has 6 pharyngeal tentacles, long description of development of
pharynx in asexual reproduction, etc.
Marcus E 1946 (citation)- lists this from South America, p 6.
Marcus E 1949 (citation)- mentions p 16, notes its geographic distribution, p 17.
Marcus E 1951 (citation)- notes this is first species of genera known from America (letter from
Fritz Muller-Desteiri to Max Schultze Bonn of March 13, 1864)- has sticky tentacles in
pharynx to grab crustacea, etc.
Ax P 1961 (citation)- note on pharynx of.