Ixiii 



Anas boschas, and Picobia is an internal subcuticulai' parasite 

 on birds. 



A memoir, by Dr. Thorell, on Persian and Sardinian 

 Opilionides in the Museum of Genoa, with a revision of the 

 genera, appears in the ' Bericht ' of the Freiburg Society of 

 Naturalists. 



An extended memoir, entitled " Phytoptocecidieu," on the 

 plant-galls formed by the singular little mites of the genus 

 Phytoptus, is published in Giebel's ' Zeitschrift ' (June, 1877, 

 Series iii., Band 1), by Dr. F. Thomas. 



Ptilota. 



The species of insects figured by Goedartius, in his ' Historia 

 Naturalis Insectorum,' have been subjected to careful inquiry in 

 several recent works : — H. P. Snelleman, in the ' Album der 

 Natuur' (1877, p. 203) ; Werneburg, in ' Beitrage zur Schmetter- 

 lingskunde ;' Dr. Snellen van Vollenhoven, in the ' Transactions 

 of the Dutch Entomological Society,' in which last memoir a 

 concordance is given of all the species as determined by these 

 different writers. 



The following popular French works, forming a series of 

 handsome 4to volumes on entomological subjects, have appeared 

 from the house of Rothschild, of Paris : — 



* Musee Entomologique Illustre, — Les Coleopteres : Organiza- 

 tion, Mceurs, Chasse, Collections, Classification.' 48 plates and 

 335 woodcuts. 



' Les Papillons : Organization, Mceurs, Chasse, Classification.' 

 By Depuiset. 50 plates and 260 woodcuts. 



' Les Insectes, Organization, Mceurs, Chasse, Collections, 

 Classification,' containing the remaining orders. With 24 plates 

 and 450 woodcuts. 



' Anatomie et Physiologie de I'Abeille,' par Michael Girdwoyn. 

 12 lithographic plates. 



COLEOPTERA. 



Coleopterists may be congratulated on the completion of 

 Harold and Geunniuger's great 'Catalogue of Coleoptera' with 

 the i2th volume. The number of species already described and 



