276 Dr. G. B. Longstaff on The next two are intermediate between this and the daira form. The sixth is a nearly typical daira, Godm. and Salv., the seventh is of the form lycia, Wall., with some tawny suffusion, and the remainder are lycia of varying degrees of whiteness " (Eltringham).

All taken at Tira Mandi, Nov. 23, 25, 1904. This series shows how much the species may vary in the same place and at the same time.

17a. Acraea neobule, Doubl.

One 9, " unusually small " (Eltringham). Taken at Kadugli, Dec. 29, 1904. Not in the White Nile list. It occurs in Somaliland, Abyssinia and Socotra, and has a wide African distribution.

176. Acraea caecilia caecilia, Fabr.

Two <£# and two $$, Kadugli, Dec. 17, 21, 23, 29, 1904.

All the specimens " have the characteristics of the western rather than the eastern form. Abyssinian examples may be of the western form or intermediate to pudera, Auriv., the eastern sub-species in which the apical black is narrow and sharply defined " (Eltringham).

A widely distributed species recorded from Nubia (Ambukol), Abyssinia and Somaliland among other places, but not in the White Nile list.

[17c. Acraea marnois, Rogen.]

This is regarded by Aurivillius as a variety of oncaea, HopfL, but Dr. Eltringham (" African species of Acraea," pp. 184, 185) considers it more nearly allied to caldarena and caecilia. As the type (at Vienna) came from the Bahr el-Zarafa it should be added to the White Nile list.]

17d. Acraea doubledayi sykesi, Sharpe. A <?, Kadugli [Lat. 11° 0' N.], Dec. 17, 1904. Not in the White Nile list. Dr. Eltringham says of it : " A single $ example of this rare species in exceptionally fine condition. This is the most northern record for the sub-species." The sub-species A. doubledayi arabica, Eltring., occurs in the Azvaki Ravine, S. Arabia.