Species of Porphyrops. 353 



4. neglectus. 41, 1. 



5. ccpiosus. ■ 2. 



^ All these occur about Holywood.] 



PORPHYROPS. Meig. IV, 45, CXXVII. 

 A. Antennis apice setigeris, (Mas) articulo tertio valde elonyato seta 

 brevissimd, Metatarso postico basi subtus uncinato. Plectropus, mihi. 



1. pallipes. Meig. IV, 55, 23. 



Fabr. Syst. Antl. 266, 2. 

 Varietatem feminse segmento tertio immaculato qualem et ipse vidi 

 Meicjen pro genuina habuit. 



^ A common and diffused species.] 



var. ft. obscure viridi-zeneus pedibus ferrugineis, femoribus tibiisque 



posticis apice nigris, abdomine basi maculis lateralibus flavis, 



alis obscuris. 



I have several males of this variety from the west of Ireland, and none 



of var. a. from the same locality. They may probably be distinct species. 



2. pumilus. Meig. IV, 53, 17. 



% A single female near Holywood.] 



3. decoratus. P. obscure viridi-seneus, pedibus ferrugineis, femoribus 



tibiisque posticis apice tarsisque nigris, alis cinereis. 

 Long. Corp. 1|. 

 Frons chalybea nitida : Facies sub antennis cyanea : Hypostoma candi- 

 dum: Coxse anticae pedesque ferruginei, femora anteriora nonnunquam 

 fusco-lineata. Feniina major colore obscuriore, pedibus lutescentibus 

 obsoletius infuscatis, a Rhaphio macrocero $ vix nisi antennarum forma 

 distinguenda. 



5[ Not rare near Holywood in moist meadows among plantations,] 



B. .Antennis apice setigeris, (Mas) Htjpostomate angustissimo lineari. 

 Perithinus, mihi. 

 4. riparius. Meig. IV, 54, 18. 



Feminam Meigen descripsit loco laudato. 



Mas. Tarsorura anticorum articulo 2"**' arcuato, 3''° et 4'° brevissimis. 

 Antennarum articulo 3*^'° longiore quam feminae. Frons obscure 



