34 XYLOPHAGID^. 



Genus II. SUBULA. 



SuBULA, Mgi-le. ; Mg. zw. 12. 15 (1820); Mq. Nemotelus p., Dg. 

 Xylophagus p., Mg. ; Fb. ; LI. ; Ztt. 



Corpus angustum. Color niger ; pictura S8e]:)e rufa vel flava. Palpi 



biarticvilati ; articulus secundus lonc/us, cylindrlcus. Antennte subfili- 



formes ; articuli primus et secundus <equales ; flageUiun longum, sub- 



cybnclricum. Ala? areola anabs clausa, retracta. 



Body narrow, cybnclrical, thinly clothed with short hairs. Colour 



black, often partly red or yellow. Labrum short, thick, with an obtuse 



tip, shorter than the labium. Palpi biarticulate, longer than the labium, 



em'ved upward ; first joint slender ; second lonr/, cylindrical, as if annu- 



lated. Labium short, cyUndrical. Antennae porrect, approximate at the 



base, diverging ; first and second joints of equal length ; second cyathi- 



form ; third and following forming an almost cylindrical flagellum. Scu- 



teUum semicircular. Wings finely pubescent. Alidse entire, very small. 



Halteres uncovered. Abdomen rather long. Tibice armed with spm-s. 



Male. Eyes approximate, but not contiguous. Abdomen cylindrical. 



Fein. Eyes remote. Abdomen obcouical, with a tubular-jointed 



oviduct. 



1. maculata, Eb. s. a. 65. 3 (1805); Mg. ; Mq. ; Ztt.; Steph. ! 

 b. e. pi. 46. fig. 3. Nigra, antennis ferrrigineis basi piceis, thoracis 

 lateribus Jlavo-vittatis et qiiadrirnaculatis, scuteEo flavo, alis sublimpidis, 

 abdominis basi maculis duabus et segmentorum mai-ginibus posticis 

 ^di\h, 2i('dihus fiavis nigro-clnctis. Long. 4^ ; alar. 10 lin. 



Cylindrical, black, shining. Head clothed above with tawny down, 

 and in front with hoaiy down ; a scapula above the antennae. Eyes large, 

 prominent. Mouth luteous. Antennce ferruginous ; first joint pitchy. 

 Thorax with tico yellow spots on each side ; the second pair forming 

 an interrupted band ; a yellow scapula on each shoulder, forming a 

 ridge, which widens towards the base of the wing ; a yeUow spot 

 beneath the latter on each side. Scutellum yellow. Wings almost 

 colourless. Halteres luteous. Abdomen with the hind borders of the 

 segments and a large spot on each side of the base yellow. Legs yelloic ; 

 tips of the femora, of the tibiae, and of the tarsi, and the whole of 

 the fore tarsi, black ; metatarsus very long. This species resembles 

 the Ctenophorce in colour, and the Xylophagida seem to connect the 

 Brachycera with the Nemocera. 



Very rare ; inhabits the New Forest, Hampshire. In Mr. 

 Stephens's collection. (E.) 



2. varia, Mgrl^;. ; Mg. zw. ii. 14. 5 (1820); Mq. Nigra, z'/^o- 

 racis lateribus scutelloqiie fulvis, aUs subcinereis, ventris segmentorum 

 marginibus posticis pedibusque fulvis. Long. 3-4 ; alar. 6-8 Uu. 



Black, Body slender, thinly clothed with tawny hairs. Antennae 

 slender, much more than half the length of the thorax. Thorax with 



