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PACIFIC SCIENCE, Vol. VIII, July, 1954 
Fig. 11. Salpa fusiformis, solitary form, a, Asperate form, dorsal aspect; b, same specimen as a, ciliated groove 
and associated structures, dorsal aspect; c, same specimen as a, test, right side; d, same specimen as a, test, ventral 
surface; e, nonspiny form, scheme of cross section of test at level of M III; /, nonspiny form, scheme of cross 
section of test at gut level; g, nonspiny form, left dorsolateral aspect; h, same specimen as g, ciliated groove and 
associated structures, dorsal aspect. 
Salparuncinata-fusiformisTmnsttdit, 1885: 370. 
Salpa echinata Herdman, 1888: 66. 
Salpa runcinata-fusiformis var. echinata Apstein, 
1894^.* 47. 
Salpa fusiformis var. echinata Apstein, 1894 A* 
14. 
Salpa fusiformis-runcinata Ritter, 1905 : 64. 
Salpa fusiformis-runcinata form echinata Ritter, 
1905: 67. 
Salpa {Salpa) fusiformis Streiff, 1908: 24; Met- 
calf, 1918: 88; Sewell, 1926: 75; Stiasny, 
1926: 424. 
Salpa fusiformis forma aspera Ihle, 1911: 587; 
Tokioka, 1937: 223; Thompson, 1948: 158. 
Salpa fusiformis fusiformis Ihle, 1912: 39. 
Salpa fusiformis aspera Ihle, 1912: 40. 
Salpa {Salpa) fusiformis form aspera Metcalf, 
1918: 92; Sewell, 1926: 76. 
SOLITARY FORM: More than 10 specimens 
examined with length range of 11-47 mm. 
(Eig. 11). Test: The typical form is described 
first (Fig. llg): dorsal longitudinal depression 
wide and deep, limited on each side by a 
dorsal limiting ridge; each dorsal limiting 
ridge bearing posteriorly several spines, con- 
tinuing into a dorsal posterior projection; 
test of dorsal longitudinal depression thin, 
