4 d tlemla 7 ornis II I, T I ! I & XI. Tachina. 4689 
Obs. Plures Imjus speciei larvas in Bomborum nidis observavit 
I). Henslow , referente D. Boheman in Enloin. ArsberSItelse 
1849—1850. p. 53. 
17. I\ argyrocepha/n III. p. 1078. VIII. 3728, 
d XI. 4313. 
In pratis ad Slenkyrka Olandiae d. 30Jul. 1841, ma- 
rem rarius legit Uafl/bom. 
18. T. eampesfris III. p. 1028, d XI. 4.4 1 3. — 
Siebke Reise-Borelu. 1850. p. 40. 070. 
In Norwegia etiam meridionali ut ad Moen in pa- 
roecia Fron, Siebke. 
19. T. amabilis III. p. 1029. d VIII. 3228. 
In Dalecarlia australi ad diversorium Horsliyltan d. 
30 Aug. 1840 feminam semel invenit D. Dahlbom . 
*I9 — 20. /. obgcureUa Zelt. n. sp.: cinerascens, 
epislomale alltido; fronte haud prominente, subdavido- 
alba, vitta media subanguslala, atra; antennis, palpis, 
thoracis lineis 4, abdominis fasciis totidem d linea dor- 
sali obsoleta, pedibusque, nigris; vibrissis abbreviatis. 
(Long. 2 lin.) 
Hab. in Scania boreali, rarissime: ad Gualdf d. 0 
Ang. a D. Gadamer delecta. 
9* Similis affinis T. amabili (19), a qua tamen magnitu- 
dine duplo majore, fronte minus prominente, subflavida 1. 
gilva, nec alba, villa media atra angustiore §£c. , certe di- 
versa. — Frons sal lata, serie setarum utrinque duplici per 
selas 5 — 6 in epistoma serie simplici descendente. Anlenn® 
epislomale nonnihil breviores, lineares, nigr», articulo 2:do 
superne seluloso, puncto cano; seta ordinaria articuli 3:lii 
mediocriter longa, nuda, fere ad medium incrassata. Vibrissse 
tenues circiter ad medium epistoinatis adscendunl. Palpi 
breviter exserti, filiformes, nigri. Thorax cinerascens, dorso 
