RTIAPHIUM. 201 



ones a little dilated before the tip, ending in a very minute straight 

 pale bristle. Legs and fore coxa) fale yellowish ; the upper edge of the 

 fore and tlie tip of the hind femora, the hind tiblre (except at the base) 

 and the tarsi Mackish-lrown. In the male the middle coxa) have a long 

 black spur ; the fore femora are clothed with pale hairs behind ; the 

 fore tibiae slightly curved, with the spines outside not numerous ; the 

 fore metatarsus yellow, a little dilated at the tip, as long as the follow- 

 ing four joints together. 

 Very rare. (E.) 



13. fulvipes, Mg. zw. 151. 17 (1838).— ;vr/7«'5, Mg. ; Hal.— 

 consobrinum, Ztt. Obscure ceneiim, opacum, fenwribus apice ^ilio'isjji- 

 nosis ; Mas. hypostomate albo, pedibus fuscis, tibiis flavidis, posticis 

 apice fuscis, femoribns anticis jjectinatis, tarsi antici articidis dnobus 

 priniis subcequilongis, hypopygii appendicibus externis brevibiis apice dila- 

 tatis ; Foem. femoribus tibiisque flavidis. Long. 21 ; alar. 4|- lin. 



Dark, brassy, not shining. Face silvery-white in male, yellowish- 

 grey in female. Arista as long as the antenna in male, more than twice 

 as long in female. Wings dark hyaline. Inner appendages of hypopy- 

 giura parallel, pointed ; outer ones much shorter, dilated at the tip, 

 triangular, blackisli-l)rown. Coxse dusky, the middle pair without a 

 spur ; femora dusky in the male, the anterior ones yellowish at the tip, 

 the fo7'e pair strongly pectinated beneath ; yellow in the female, the 

 fore pair sometimes a little dusky at the base beneath ; the posterior 

 ones with two spines in front near the tip ; tibiae yellow, the hind pair 

 somewhat dusky at the tip in the male, scarcely so at the base, the fore 

 pair moderately spinous outside ; hind tarsi blackish, the others yellow- 

 ish, with the tips dusky ; the first two joints of the fore tarsus com- 

 pressed in male, the first hairy, scarcely longer than the second, which 

 is a little gibbons at the base beneath ; in the female the first is nearly 

 twice as long as the second. 



Common on the sea-coast. (E. S. I.) 



14. elegantixlum, Mg. zw. iv. 51. 12 (1821); Ztt.; Lw.—TFil- 

 soni, Ct. ! J'iridi-a'nenm, nitidum, peddms luteis, posticoruin femoribus 

 et tibiis apice tarsisqiie nigricantibus, femoribus apice plurispinosis ; Mas. 

 hypostomate argenteo, abdominis segmento sexto cyaneo, hypopygii appen- 

 dicibus externis elongatis attenuatis. Long. 3 ; alar. 6 lin. 



Brassy-green, shining. Face silvery in male, yellowish-white in female. 

 Ai'ista longer than the antenna3. Wings brownish-hyaline. In the male 

 the sixth segment of the abdomen blue, the outer appendages of the hypo- 

 pygiura much longer than the inner ones, and attenuated towards the 

 tip, inner ones compressed, oblong, obtuse, twisted at the tip. Femora, 

 UbicB, and anterior metatarsi yellow, hind femora and tibicE blackish at the 

 tip, especially in the male, all the tibiae pretty strongly spiny, and the 

 femora with several spines about the tip. In the male the middle coxae 

 have a short black spur, the hind pair a slighter oue ; the fore metatar- 



2 D 



