Acanthodrilus bicinctus Beddard, 1895 accepted as Chilota bicincta (Beddard, 1895) (new combination reference)
Acanthodrilus dalei Beddard, 1890 accepted as Chilota dalei (Beddard, 1890) (new combination reference)
Acanthodrilus georgianus Michaelsen, 1888 accepted as Notiodrilus georgianus (Michaelsen, 1888) (new combination reference)
Acanthodrilus occidentalis Beddard, 1895 accepted as Notiodrilus occidentalis (Beddard, 1895) (new combination reference)
Acanthodrilus purpureus Beddard, 1895 accepted as Chilota bicincta (Beddard, 1895) (source of synonymy)
Amynthas pallidus (Michaelsen, 1892) (basis of record)
Chilota beckmanni Michaelsen, 1899 (original description)
Chilota bertelseni Michaelsen, 1899 (original description)
Chilota bicincta (Beddard, 1895) (basis of record)
Chilota dalei (Beddard, 1890) (additional source)
Chilota fehlandti Michaelsen, 1899 (original description)
Chilota lossbergi Michaelsen, 1899 (original description)
Chilota patagonica (Kinberg, 1866) (basis of record)
Mandane litoralis Kinberg, 1866 accepted as Mandane patagonica Kinberg, 1866 accepted as Chilota patagonica (Kinberg, 1866) (source of synonymy)
Mandane patagonica Kinberg, 1866 accepted as Chilota patagonica (Kinberg, 1866) (new combination reference)
Microscolex dubius (Fletcher, 1887) (additional source)
Microscolex gracilis Beddard, 1895 accepted as Yagansia gracilis (Beddard, 1895) (new combination reference)
Microscolex papillosus Beddard, 1895 accepted as Yagansia papillosa (Beddard, 1895) (new combination reference)
Microscolex robustus Beddard, 1895 accepted as Yagansia robusta (Beddard, 1895) (new combination reference)
Notiodrilus occidentalis (Beddard, 1895) (basis of record)
Notiodrilus philippii Michaelsen, 1899 (original description)
Perichaeta amazonica Rosa, 1894 accepted as Amynthas pallidus (Michaelsen, 1892) (source of synonymy)
Perichaeta pallida Michaelsen, 1892 accepted as Amynthas pallidus (Michaelsen, 1892) (new combination reference)
Perichaeta sanctijacobi Beddard, 1895 accepted as Amynthas pallidus (Michaelsen, 1892) (source of synonymy)
Yagansia delfini Michaelsen, 1899 (original description)
Yagansia gracilis (Beddard, 1895) (basis of record)
Yagansia papillosa (Beddard, 1895) (basis of record)
Yagansia robusta (Beddard, 1895) (basis of record)

 Etymology

 for Yagansia delfini Michaelsen, 1899

named after the collector Dr. Delfin [details]

 Type locality

 for Chilota beckmanni Michaelsen, 1899

Chili (Valdivia [Coll. Mich. 38; 31.iii.1893]. [details]

 Type locality

 for Chilota bertelseni Michaelsen, 1899

Chili (Valparaiso, im Garden of Mr. Bertelsen) [Coll. Mich. 12; 14.v.1893]. [details]

 Type locality

 for Chilota fehlandti Michaelsen, 1899

Chile (Coyinhué at Valdivia) [Coll. Much. 32; 26.iv.1893] [details]

 Type locality

 for Chilota lossbergi Michaelsen, 1899

Chile (Estancilla at Valdivia) [Coll. Mich. 41; 9.iv.1893] [details]

 Type locality

 for Notiodrilus philippii Michaelsen, 1899

Chili (Lota, under a stone [Coll. Mich. 24; 3.vii.1893]) [details]

 Type locality

 for Yagansia delfini Michaelsen, 1899

Chile (Hacienda San Ignacio de Semehue in Araucani [Araukania?]), Coll. Delfin [details]