Marcus E 1950 (citation)- "Haploposthiidae" with large frontal glands, short muscular atrium, without a penis or cuticularization of the atrium. Ovaries paired, ventral. Epicytium with nuclei entirely sunken in all the anterior region of the body" [Bush translation]. Kuma brevicauda type species. Marcus E 1952 (citation)- Epicytium with nuclei entirely sunken in all the anterior region of the body eliminates this as K. belca. K belca has intra-epithelial nuclei. Discussion of K. belca and K. brevicauda. Dorjes J 1968 (citation)- p 97 defines, lists as type K. brevicauda. 2 species K. brevicauda Marcus 1950 and K belca Marcus 1952. Faubel A 1976 (citation)- compares with Haploposthia and Afronta and redefines p 34-35. Diagnosis: "Uncolored. Frontal glands many. Rhabdite glands of common type. Mouth ventral. Ovary paired or unpaired. Testes on both sides of body. Germinal center for eggs and sperm separated. Copulatory organ with a seminal vesicle and an atrium opening terminally at posterior end. Penis lacking ((only in K. albiventer (Marcus 1954) a short penis papilla developed)); no female accessory organs. Brain insunken." Tyler S 1979 (citation)- used Kuma species in Electron Microscopy work. Fox CA, Powell EN 1987 (citation)- effects of oxygen and sulfide on.
Smith JPS 1981 (citation)- Smith JPS 1982 (citation)- Fine-structural anatomy of the parenchyma in the acoela and nematodermatida (Turbellaria). Taxa include Convoluta, Diopisthoporus longitubis, Kuma, Nemertoderma, and Paratomella rubra.
Notes for the valid (accepted) taxonomic name
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