Vejdovsky F 1880 (citation)- page 503, defines. See Marcus E 1945 (citation). Vejdovsky F 1882 (citation)- lists p 54 and describes Stenostoma unicola. Sekera E 1889 (citation)- definition p 319 and p 344 summary in German. p 319 list of species. Sekera E 1906 (citation)- on reproductive organs. Marcus E 1945 (citation)- definition "Cerebrum with 2 anterior and 2 posterior lobes clearly separated. The cerebrum located near the mouth. The preoral zone contains groups of sensory cells located in ciliated pits of the epidermis or arrayed in longitudinal precerebral series. The preoral region in the adult worms lack a ciliated groove separating it from the rest of the body. The intestine fills, laterally, a large part of the body cavity; caudally it varies in extent. Parenchyma is scarce. Excretory ducts occur frequently-" 2 Genera Stenostomum Rhynchoscolex Marcus E 1949 (citation)- lists, ref p 14, 15, 16, 17, 95. Luther A 1960 (citation)- definition in key. Karling TG 1974 (citation)- in list p 9.
Rogozin AG 1994 (citation)- "Key to freshwater invertebrates of Russia and adjacent lands." Taxa included are: Bothromesostoma Braun 1885 Castrada Schmidt 1862 Castrella Fuhrmann 1900 Catenulida Meixner 1924 Dalyellia Flemming 1822 Dalyelliidae Gieysztoria Ruebush & Hayes 1939 Macrostomida Karling 1940 Macrostomum Schmidt 1848 Mesostoma Ehrenberg 1837 Microdalyellia Gieysztor 1938 Microstomum Schmidt 1848 Olisthanella Voigt 1892 Opistomum Schmidt 1848 Phaenocora Ehrenberg 1835 Prorhynchidae Hallez 1894 Stenostomidae Vejdovsky 1880 Stenostomum Schmidt 1848 Strongylostoma Orsted 1843 Tricladida Typhloplanidae
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