272 ME. W. P, PTCKAPT ON THE 



b'. Loreal area completely divided into two pai'ts by a broad apterium ; 

 interiatnal area joining the ramal area at the gape, and continned 

 backwards as a broad band to the articular end of the jaw; inter- 

 scapular fork in the form of two short arms 2. Speotyto cunicularia. 



B. The median branch of the ventral tract joining the inner branch poste- 

 riorly ; the feathers along the hinder border of the acrotarsium directed 

 upwards ; the oil-gland bearing two or three filoplumous feathers at its 



tip II. StrigidvE. 



External aperture of the ear quadrangular ; the vertical axis half the hori- 

 zontal axis of the eyelid ; preaural fold forming a large operculum ; 

 interramal area unconnected with the ramal area 1. Strix fiammea. 



List of Works quoted or referred to. 



1. Beddahd, F. E. — "On PhotodUus badim, with Remarks on its Systematic Position/' Ibis, ser. 6, 



vol. ii. p. 293 (1890). 



2. Gadow, H. — ' Bronn's Klassen uud Ordnung. des Tierrcichs,' Viigel, Anatomischer Theil, pp. 541, 



551, 569-570 (1891). 



3. Gadow, H.— Ibid., Systemat. Theil, p. 235 (1893). 



4. Gadow, H.— In Newton's ' Dictionary of Birds,' p. 178 (1893). 



5. Garrod, a. H. — " On some Points in the Anatomy of Steatornis." Proc. Zool. Soc. 1873, pp. 526- 



535. 



6. GooDCHiLD, J. G. — "The Cubital Coverts of the Euornithce," Proc. Roy. Pliys. Soc. Edinb. vol. x. 



(1890-91), pp. 317, 333. 



7. GuRNEY, J. H.— "On Sceluglaux albifacies," Trans. Norf. & Norw. Nat. Soc. vol. vi. p. 154 (1896). 



8. Kaup, J. J.—" Monograph of the Strigidai," Trans. Zool. Soc. vol. iv. pp. 201-260 (1862). 



9. Meijere, J. C. H. DE. — " Uber die Haare dor SLiugethiere, besonders iiber ihre Anordnung," 



Morph. Jahrbuch, Bd. 21, 1894, pp. 312-424. 



10. Meijere, J. C. H. de. — " Uber die Federu der Vogcl, insbesondere iiber ihre Anordnung," Morph. 



Jahrbuch, Bd. 23, 1895, pp. 5G2-591. 



11. Newton, A.—' Dictionary of Birds,' pp. 671,638, 394 (1893-96). 



12. Newton, A.—' Yarrell's British Birds,' ed. iv. vol. i. pp. 147, 161-162 (1874). 



13. NiTzscH— ' Pterylography,' English Trans., pp. 66-67 (1866). 



14. Pycraft, W. p. — " A Contribution to the Pterylography of Birds' Wings," Trans. Leicester. Lit. 



& Phil. Soc. vol. ii. 1890, pp. 3-24. 



15. Pycraft, W. P. — " On the Pterylography of the Hoatzin, Opisthocomus cristatus," Ibis, ser. 7, vol. i. 



pp. 353-354, 356, 359 (1895). 



16. RiDGWAY.— ' A ISIanual of N. Amer. Birds,' 2nd ed. 1896, p. 255. 



17. Sharfe. — 'Cat. Birds Brit. Mus.' vol. ii. Striges (1875). 



x8. Sharpe.—' Allen's Naturalist's Library,' vol. ii. pp. 76-111 (1896). 



ig. Shufeldt, R. W. — "Notes on the Anatomy of Speoti/to cunicularia hy pogtea, " iouvn. Morphol. 

 vol. iii. 1889, p. 115. 



20. SuNDEVALL, C. .).— "On the Wings of Birds," Ibis (Reprint), Oct. 1886. 



21. Wray, R.— " On some Points in the Morphology of the Wings of Birds," P. Z. S. 1887, p. 343. 



