102 Miss G. Uicardo on the Pangoninse 



verify. The open anal cell and anal vein curved seems a 

 distinguishing characteristic and should be added to the shape 

 of proboscis and antennge as distinctive for the genus. Three 

 species placed by Walker under Silvius belong liere, and two 

 new species from S. America, bringing tlie number of described 

 species of the genus up to six. 



^Pelecorhynchus macuUpennia, Macq., Dipt. Exot. Suppl. 4, 

 p. 28 (1850). \_Ccenopnyga maculipennis, Thorns. /. cJ] 



A male and female, both in bad preservation, which were 

 unnamed. 



Bab. Sydney, Australia, and Tasmania. 



^PeJecorhynchus pemonatus, Walker, List Dipt. pt. i. p. 11)2 

 (1848). 



Silvius lievsonatus, Walkei-, /. c. 



Pelecorhynchus ornatus, Schiner, Reise der Novara, p. \)^ (18GG) ; 

 Will. Kans. Univ. Quart, vol. iii. (1895). 



This and the two following species were placed by Walker 

 under Silvius, with the remark that they would form a genus 

 which approaches Anthrax. Schiner redescribed tliis species, 

 placing it under Pelecorhynchus. 



Hah. Queensland {Hunter, Cumming). 



* Pelecorhynchus eristaloides, ^ , Walker, List Dipt. pt. i. p. 193 

 (1848). 

 Silvius eristaloides, Walker, I. c. 

 llab. Australia, S.E. Tasmania {Atkinson). 



^Pelecorhynchus fusconiger, ? , W^alker, List Dipt. pt. i. p. 192 

 (1848). 

 Silvius fusconi(/er, Walker, /. c. 

 Hab. New South Wales ; Australia {Hunter). 



Y^^ Pelecorhynchus Darwitii, $ , sp. n. (PL L tig. 1.) 



This handsome species was coHected by Darwin from 

 Chiloe, S.W. coast of South America. There is only one 

 specimen. 



Black. Antennaj subulated ; palpi short, reddish brown, 

 with black hairs. Face grey, with brown markings in the 

 centre and frontal stripe brown. OcelU present ; beard briglit 

 orange-yellow. Thorax with two distinct silky yellow stripes 

 extending to scutellum ; dorsum clothed with short black 

 pubescence ; sides with orange-yellow hairs, which are also 



