Jen. Zeitschr. Nat. vol. xix. 1886; and Zeitschr. wiss. Zool. vols. xliii. xlix. 1886-90.
Zeitschr. wiss. Zool. vol. xliv. 1886, p. 273.
Ibid. vol. xliv. p. 396; xlvii. 1888, p. 353; liii. 1892, p. 1.
For additions see Rousselet, J. Roy. Micr. Soc. 1893 and 1897.
See p. [228].