274 ON THE SPECIES OF PLATYGASTER. 



fuscus : spatium inter mesothoracis scutum et scutellum laeve, 

 nitens ; metathorax et abdomen laBvia, nitentia, hoc thoracis lon- 

 gitudine ; membrana fulva : pedes fiavi ; tarsi apiee fusci ; pro- 

 tarsi pallidiores : alse fuscae, lat3e, apice obtusse ; squamulse 

 et nervi picea. (Corp. long. lin. 5 ; alar. lin. f .) 



Found in August, by Mr. Haliday, in the Isle of Arran, 

 Scotland. 



ADDENDA. 



Div°. 10^ 



Sp. 100. Plat, cochleatus. Fera. Ater^ antenna: pedesque 

 Jlava, nice apice fuscce, alee limpidcB. 



Ater, nitens, Isevis, pubescens : caput subtilissime squameum, fere 

 glabrum : oculi nigro-picei : antennae flavse, corporis dimidio 

 pauUo longiores ; articuli 7°. ad 10^™. fusci, subtus pallidiores: 

 thorax dense pubescens : mesothoracis parapsides scuto in unum 

 confusae : metathorax abdominisque segmentum 1"™. scabra, 

 obscura, pubescentia : abdomen Iseve, glabrum : pedes flavi.; 

 ungues et pulvilli pallide fusci ; alae limpidae ; squamulae piceae. 

 (Corp. long. lin. | ; alar. lin. 1^.) 



Found at Holywood, in Ireland, by Mr. Haliday. 



Div". 



Sp. 101. Plat. Hyllus. Fem. Ater, al(s limpidce. 



Ater, nitens, laevis, glaber : caput posticum scitissime squameum : 

 oculi nigro-picei : antennae nigrae, clavatae, corporis dimidio 

 paullo breviores ; articuli 3°. ad G"™. minimi angusti, 7°. ad 10"™. 

 magni lati : mesothoracis parapsides scuto in unum confusae : 

 scutellum, metathorax abdominisque segmentum 1""". pilis albis 

 utrinque dense hirta : abdomen longi-ovatum, subcompressum, 

 maxime convexum, thorace duplo longius, apice acuminatum ; 

 segmentum 1""\ brevissimum ; 2™\ maximum ; 3"™. et se- 

 quentia brevia : pedes nigri ; genua et tarsi nigro-picea ; pro- 

 tarsi pallidiores : alae albo-limpidae ; squamulae nigro-picese. 

 (Corp. long. lin. | ; alar. lin. 1.) 



Found in Ireland, by Mr. Haliday. 



