[77]

Mém. Soc. Phys. Hist. Nat. Genève, xxi. 1872.

[78]

Arch. Zool. Expér. i. 1872.

[79]

Synascidien der Bucht von Rovigno, Wien, 1883.

[80]

Challenger Reports, Tunicata, Part i. vol. vi. 1882; Part ii. vol. xiv. 1886; Part iii. vol. xxvii. 1888.

[81]

Ann. Mag. Nat. Hist. (3) xi. 1863, p. 153; Journ. Linn. Soc. 1868, etc.