312 TIPULIDJE. 



pubescent valves. Fern. Antennae simple, pilose, a little shorter than 

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

 slightly recurved styles. 



1. maculata, Meig. Zvv. i. 153. 1 (1818); Mcq. ; Stseg. ; Zett. 

 Nigra, thorace vittis duabus dorsalibus lateribusque testaceis, alis lim- 

 pidis guttis cinereis maculisque nonnullis costalibus obscurioribus, ab- 

 domine piceo, pedibus testaceis, femoribus tibiis tarsisque apice nigris. 

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



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 tibiae, black. 



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



Genus XI. CYLINDROTOMA. 



CYLINDROTOMA, Mcq. ; Stseg. ; Boss. (V.) ; Loew ; Zett. Limnobia 

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



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

 subclavatum. Oculi rotundi, remoti. Proboscis longiuscula. Palpi 

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

 lorigior. Antennae 17-articulatse, porrecta3, simplices, subfiliformes ; 

 articulus primus breviusculus, cyathiformis ; secundus subglobosus'; 

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

 vexus. Alas incumbentes, modice angustae. Abdomen segmentis 

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

 dium subdilatatum. Pedes graciles, longiusculi, inermes ; coxce 

 breves ; tibiae posticae calcaribus minutis apicalibus. Mas. Antennae 

 thorace paullo longiores ; articuli subcylindrici. Abdomen apice 

 clavatnm, forcipibus extensis latis fornicatis. Fcem. Antennae tho- 

 race paullo breviores ; articuli subrotuudati. 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. Antennae with seventeen joints, porrect, pilose, 

 simple, nearly filiform, as long as the thorax ; first and second joints 

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

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

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

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

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



