eO ILLINOIS BIOLOGICAL MONOGRAPHS [230 



Suffolk, W. T. 



1869. On the Proboscis of the Blow-fly. Monthly Micr. Jour., 1:331-342; 



4 Pl- 

 Wateehouse, C. O. 



♦1893. Some Observations on the Mouth-organs of Diptera. Ann. Mag. Nat 

 Hist (6), II :4S-46. 

 Wesch£, W. 



1902. Undescribed Palpi on the Proboscis of some Dipterous Flies, with 

 Remarks on the Mouth-parts in several Families. Jour. Roy. Micr. Soc, 

 1902:412-416; 2 pl. 

 ♦1903. The Mouth-parts of the Tsetse-fly. Knowledge, 26:116-117; i fig. 

 1904. The Labial and Maxillary Palpi in Diptera. Trans. Linn. Soc. Lon- 

 don, 9:219-230. 

 1906. The Genitalia of both Sexes in Diptera and their Relation to the 

 Armature of the Mouth. Trans. Linn. Soc. London, 9:339-386; 8 pl. 



1908. The Proboscis of the Blow-fly, Calliphora erythrocephala. A Study 

 in Evolution. Jour. Quek. Micr. Club (2), 10:283-295; 2 pl. 



1909. The Mouth-parts of the Nemocera and their Relations to the other 

 Families in Diptera. Corrections and Additions to the Paper published in 

 1904. Jour. Roy. Micr. Soc, 1909:1-16; pl. 1-4. 



1912. The Phylogeny of the Nemocera, with Notes on the Leg Bristles, 

 Hairs and certain Mouth Glands of Diptera. Biol. Bull., 23:250-270; i pl. 



