1899.] GROTE — SPECIALIZATIONS OF LEPIDOPTEROrS WIXG. 45 



Literature. 



Die Schmetterlingsfauna von Hildesheim. Erster Theil. Tagfalter. Mitthei- 

 lungen aus dem Roemer Museum, Hildesheiip, No, 8, Feb., 1897. Mit vier 

 Tafeln. 



The Changes in the Structure of the Wings of Butterflies. Trans. Ent. Soc. 

 Lond., Part iv, 1897. 



The British Day Butterflies and the Changes in the Wings of Butterflies. 

 Proc. South London Ent. and N. Hist. Society, 1897. 



The CJassification of the Day Butterflies. Natural Science, Jan. -Feb. , 1898. 

 With two plates. 



Specializations of the Lepidopterous Wing : the Pieri-Nymphalidoe. Proc. 

 Amer. Philos. Soc, xxxvii. No. 157, 1898. With three plates. 



Note on the Diurnals. The Canadian Entomologist, Vol. xxx., Aug., 1898. 



The Position of Pseudopontia (Gonophlebia). The Entomologist's Record, 

 Vol. X, Sept. 1898. 



Photographische Darstellung des Flugelgeaders der Schmetterlinge. Mit 

 Bild Ton Charaxes iason. Der Stein der Weisen, Band 19, S. 282, Wien, 1898. 



Photographische Darstellung des Flugelgeaders der Schmetterlinge. III. 

 W^ochenschrift fiir Entomologie, Neudamm. No. 38, Band ii, 1897. With one 

 plate. 



The Hind Wings of the Day Butterflies. Can. Ent. Vol. xxxix, 174, July, 



1897. 



Correspondence in Natural Science for Dec, 1898, and Jan., 1899. 



My acknowledgments are due to Mr. W. F. Kirby, of the British 

 Museum (Natural History), for bibliographical assistance. 



Corrigenda. 



To paper on the Specializations of the Lepidopterous Wing ; the Fieri- 

 Nytnphalidce, in these Proceedings, Vol. xxxvii, No. 157. 



Page 23, line 6 from foot of page, /or " Ager " read « Ageronians." 



Page 24, line 25, dele the sentence commencing, " No trace of vein viii," etc. 



Page 30, line 12 from foot of page, insert the words "a strong" before the 

 * words "vein viii of primaries." 



Page 41, line 10 from foot of page,/(?r " is " read " has." 



Page 42, in the explanation of Plate I, Fig. 3 should refer to Euchlae cardamines, 

 Fig. 4 to Anthocharis ausonides. The numbers 3 and 4 are trans- 

 posed on the plate. 



