234 UNITED STATES NATIONAL RniSEUM BULLETIN 251 



1906. Report on the Tunicata. Ceylon Pearl Oyster Fisheries, suppl. 

 Rep., vol. 39, pp. 29.5-348, pis. 1-9. 

 Huus, J. 



1936. Aseidiologische Notizen. II. Ueber den Fund von Styela atlantica 

 (Van Name) an der norwegischen Westkiiste mit Bemerkungen 

 liber die amphiatlantische Verbreitung einiger Ascidien. Bergens 

 Mus. Arbok, 1936, Nat. Rekke, no. 5, pp. 1-18, text-figs. 1-8. 

 KOTT, P. 



1952. The ascidians of Australia. I. Stolidobranchiata Lahille and Phlebo- 

 branchiata Lahille. Australian Journ. Mar. Freshwater Res., vol. 3, 

 no. 3, pp. 205-336, 183 text-figs. 

 Lesueur, C. a. 



1823. Descriptions of several new species of Ascidia. Journ. Acad. Nat. 

 Sei. Philadelphia, vol. 3, pp. 2-S, pis. 1-3. 

 Metcalf, M. M. 



1918. The Salpidae collected by the United States Fisheries Steamer 



Alhatrnss, in Philippine waters, during the years 1908 and 1909. 

 U.S. Nat. Mus. Bull. 100, vol. 2, part 2, pp. 1-193, 150 text-figs., 

 14 pis. 

 Metcalf, M. M., and Hopkins, H. S. 



1919. Pyrosoma. — A taxonomic .study, based upon the collections of the 



United States Bureau of Fisheries and the United States National 

 Museum. U.S. Nat. Mus. Bull. 100, vol. 2, part 3, pp. 195-275, 9 

 text-figs., pis. 1.5-36. 



MiCHAELSEN, W. 



1904. Revision der conipositen Styeliden Oder Polyzoinen. .Tahrb. Wiss. 



Anst., Hamburg, vol. 21, suppl. 2, pp. 1-124, 1 text-fig., pis. 1-2, 



1 map. 

 1914. Ueber einige westafrikanische Ascidien. Zool. Anz., vol. 43, pp. 423- 



432. 

 1919. Zur Kenntnis der Didemniden. Abhandl. aus dem Gebiete der 



Naturwiss., herausg. vom Naturwiss. Verein in Hamburg, vol. 21. 



no. 1, pp. 1-44, 3 text-figs, 



1921. Ascidien vom westlichen Indischen Ozean aus dem Reichsmuseum zu 



Stockholm. Ark. Zool., vol. 13, no. 23, 25 pp., 1 pi. 



1922. Ascidiae Ptychobranchiae und Diktyobranchiae von Neuseeland und 



den Chatham Inseln. Vid. Mcddel. Dansk Naturh. Foren.. vol. 73, 

 pp. 359-498, text-figs. 1-35. 



1923. Neue und altbekannte Ascidien aus dem Reichsmuseum zu Stockholm. 



Mitt. Zool. Mus. Hamburg, vol. 40, pp. 1-60, 12 text-figs. 



1924. Ascidiae Krilcobranchiae von Neuseeland, den Chatham und den 



Auckland Inseln. Vid. Meddel. Dansk Naturh. Foren., vol. 77, pp. 

 263-434, 30 text-figs. 

 Mn.i.AR, R. H. 



19.53. On a collection of ascidians from the Gold Coast. Proc. Zool. Soc. 

 London, vol, 123, part 2, pp. 277-325, 26 text-flgs. 



1955. On a collection of ascidians from South Africa. Proc. Zool. Soc, 



London, vol. 125, part 1, pp. 169-221, 40 text-figs. 



1956. Ascidians from Mozambique, East Africa. Ann. Mag. Nat. Hist,, 



ser. 12, vol. 9, pp. 913-932, 15 text-figs. 

 1959. Ascidiacea. Galathea Report, vol. 1, pp. 189-209, 20 text-flgs,, 1 pi. 



