Amaroucium Milne Edwards, 1841 accepted as Aplidium Savigny, 1816 (original description)
Amaroucium albicans Milne Edwards, 1841 accepted as Aplidium albicans (Milne Edwards, 1841) (original description)
Amaroucium argus Milne Edwards, 1841 accepted as Morchellium argus (Milne Edwards, 1841) (original description)
Amaroucium nordmanni Milne Edwards, 1841 accepted as Aplidium nordmanni (Milne Edwards, 1841) (original description)
Amaroucium proliferum Milne Edwards, 1841 accepted as Aplidium proliferum (Milne Edwards, 1841) (original description)
Aplidium argus (Milne Edwards, 1841) accepted as Morchellium argus (Milne Edwards, 1841) (original description)
Botrylloides Milne Edwards, 1841 (original description)
Botrylloides albicans Milne Edwards, 1841 accepted as Botrylloides leachii (Savigny, 1816) (original description)
Botrylloides rotifera Milne Edwards, 1841 accepted as Botrylloides leachii (Savigny, 1816) (original description)
Botrylloides rubrum Milne Edwards, 1841 accepted as Botrylloides leachii (Savigny, 1816) (original description)
Botryllus bivittatus Milne Edwards, 1841 accepted as Botryllus schlosseri (Pallas, 1766) (original description)
Botryllus smaragdus Milne Edwards, 1841 accepted as Botryllus schlosseri (Pallas, 1766) (original description)
Botryllus violaceus Milne Edwards, 1841 accepted as Botryllus schlosseri (Pallas, 1766) (original description)
Clavelina producta Milne Edwards, 1841 accepted as Pycnoclavella producta (Milne Edwards, 1841) (original description)
Clavelina pumillo Milne Edwards, 1841 accepted as Clavelina lepadiformis (Müller, 1776) (original description)
Clavelina rissoana Milne Edwards, 1841 accepted as Clavelina lepadiformis (Müller, 1776) (original description)
Clavelina savigniana Milne Edwards, 1841 accepted as Clavelina lepadiformis (Müller, 1776) (original description)
Leptoclinum durum Milne Edwards, 1841 accepted as Didemnum maculosum (Milne Edwards, 1841) (original description)
Leptoclinum fulgens Milne Edwards, 1841 accepted as Didemnum fulgens (Milne Edwards, 1841) (original description)
Leptoclinum gelatinosum Milne Edwards, 1841 accepted as Diplosoma listerianum (Milne Edwards, 1841) (original description)
Leptoclinum listerianum Milne Edwards, 1841 accepted as Diplosoma listerianum (Milne Edwards, 1841) (original description)
Leptoclinum maculosum Milne Edwards, 1841 accepted as Didemnum maculosum (Milne Edwards, 1841) (original description)
Parascidia Milne Edwards, 1841 accepted as Aplidium Savigny, 1816 (original description)
Parascidia flava Milne Edwards, 1841 accepted as Aplidium areolatum (Delle Chiaje, 1828) (original description)
Polyclinum aurantium Milne Edwards, 1841 (original description)