8 
"Meig. Dipt,. Y. »78. 8$. Linn.:. Fn. 1905. De Geer Ins. 6. 
964. 3. Fabr. Antl. 170. 9. Ent, syst. 4. 392. T. 
Mas et Fem, Habitat in Ostrogothia JD. Zetterstedt. — 
Statura precedentis paullo robustior. Caput magnum flavum: cs- 
rinula frontis media verticisque medio nigris. Antenngm lutez, 
Corpus opaco-nigrum: puncto utrinque intra tuberculum hume- 
rale albo; scutello nigro. Abdomen basi non ita coarctatum at- 
que in Con, rufipede, at in mare crassius quam in femina; di- 
stincte tamen petiolatum: segmentis 1,2, 3, 4 apice albo.cingu- 
latis, Pedes lutei: coxis femorumque basi nigris. Metatarsus au- 
reo nitet. Ale ad costam late brunnez.  Halteres flavi. 
Var. p 9 cingulo basali unico albo; segmentis reliquis to- 
tis nigris, (An Co n. nigra De Geer Ins. 6. t. 15. f. 9.?) A Var. 
c& specie minime diversa, k 
** Abdomine sessili 
: 3 
4. C. vesicularis nigricans, abdomine flavo-cingulato, 
antennis scutello pedibusque ferrugineis, alarum costa 
late brunnea. 
Linn. Fn, rgo3. Fabr, Antl, x74. r. Ent. syst. 4. 590. 1. * 
Mas et Fem. Habitat cum pracedente rarior D. Zettet- 
'stedt. — C. macrocephala parum brevior, at robustior. Capüt 
flavo-corneum: carinula frontis feminz nigra; occipite  corneo 
pellucido. Antenng lutez, extus flavg, Thorax subferrugineus, 
dorso niger: scutello rufescente. Abdemen ad basin angustius, 
mon aliter atque in speciebus. sequentibus; at minime petiolatum ; 
nigricans, cingulo apicis segmenti secundi flavo distinctiori, seg- 
menti tertii obsoletiori in mare ; at segmenta analia utroque in 
"sexu griseo-flavescunt. Pedes toti luteo-rufi. Ale ad costam late 
brunnez. 
4. C. flavipes nigra, abdominis cingulis duobus tribusve 
pedibusque flavis: femoribus late nigris. 
Linn. Fn. 1904. Meig. Dipt, r. 977. 5. 'C. trifasciata D. 
.Geer Ins, 6.262. 2. tab. 15. fig. 7. 8. (C. flavipes Fabr. Ant], 
177. I0. Ent. syst. 4. 395. 8. Panz. Fn. 73. t. 21. 22?) Mas hu- 
jus speciei videtur. Con. melanocephala Meig. Dipt. x. 278. 6. 
femina. PHP as 
Mas 
