312 TIPULID^. 



pubescent valves. Fem. AntemiBe simple, pilose, a little shorter tliau 

 the thorax. Abdomen lanceolate, with two subulate, rather short, 

 slightly recurved styles. 



1. maculata, Meig. Zw. i. 153. 1 (1818); Mcq. ; StfBg. ; Zett. 

 Nigra, Ihorace vittis duabus dorsalibus lateribusque testaceis, alis lira- 

 pidis guttis cinereis maculisque nounullis costalibus obscurioribus, ab- 

 doniine piceo, pedibus testaceis, f'emoribus tibiis tarsisque apice uigris. 

 Long. 3-4 ; alar. 7-8 liu. 



Black. Thorax mostly hoary, and with two hoary dorsal stripes on 

 each side. Wings limpid, with numerous grey dots, and with four or five 

 darker grey spots along the costa, which has a slight testaceous tinge. 

 Halteres testaceous. Abdomen piceous, with large silvery-white spots 

 along each side, tip tawny. Legs testaceous ; tarsi towards the tips, 

 and tips of the femora and of the tibite, black. 



Generally distributed ; is very partial to the Lime-tree.- (E. S. I.) 



Genus XL CYLINDROTOMA. 



Cylindkotoma, Mcq. ; Stseg. ; Eoss. (V.) ; Loew ; Zett. Limnohia 

 p., Meig. ; Schumm. ; Zett. I. L. Tlinda p., Zett. I. L. 



Corpus mediocre, elongatum, angustum, glabriculum. Caput parvum, 

 subclavatum. Oculi rotundi, remoti. Proboscis longiuscula. Palpi 

 4-articulati, crassiusculi, cylindrici, incurvi ; articulus quartus paullo 

 longior. Antennse 17-articulatae, porrectfe, siraplices, subfiliformes ; 

 articulus primus breviusculus, cyathiforrais ; secundus subglobosus ; 

 tertius et sequentes oblongiiiscidi, subcylindrici, pilosi. Thorax con- 

 vexus. Alse inciunbentes, modice angustaj. Abdomen segmentis 

 octo, elongatum, subdepressum, basi valde angustatum, apud me- 

 dium subdilatatum. Pedes graciles, longiusculi, inermes ; coxse 

 breves ; tibise posticae calcaribus minutis apicalibus. Mas. Antennfe 

 thorace paullo longiores ; articuli subcylindrici. Abdomen apice 

 clavatum, forcipibus extensis latis fornicatis. Foem. Antenna; tho- 

 race paullo breviores ; articuli subrotundati. Abdomen apice sub- 

 tumidum, lamellis lateralibus subfoliaceis breviter acutis. 

 Body elongated, narrow, almost smooth, of moderate size, yellowish 

 in the European species. Head rather small, obpyriform. Eyes round, 

 remote. Proboscis moderately lengthened. Palpi four -jointed, ex- 

 serted, cylindrical, rather thick, curved downward ; fourth joint rather 

 longer than the others. Antennte with seventeen joints, ])orrcct, pilose, 

 simple, nearly filiform, as long as the thoi'ax ; first and second joints 

 bare ; first cyathiform, rather short ; second subglobose ; the rest ob- 

 long, nearly cylindrical. Thorax convex. Wings incumbent, bare, 

 unspotted, long, rather narrow ; mediastinal vein ending at three- 

 fourths of the length of the wing, joined to the subcostal by a veinlet 

 near its tip, which is free ; subcostal joining the radial at four-fifths of 



