Described under the generic name Schizophyllum (pahe 50), but assigned to the subgenus Bothroiulus (page 52). The original description cited on page 69 only "5. olivarum n. sp." without a genus, but there is no hint that Bothroiulus was ever used other than as subgenus.
Verhoeff, K. W. (1921). Chilognathen-Studien (91. Diplopoden-Aufsatz). Archiv für Naturgeschichte, 86A(12): 23-80. Berlin