356 FAUNA HAWAIIENSIS 



light brown, the areolet being subpetiolate, nearly sessile. The metathorax is distinctly 

 areolated, the areola, however, being confluent with the petiolar area, while the posterior 

 face is transversely rugulose. 



Hab. Molokai : Kaunakakai, sea level, in September. 



LiMNERiuM Ashmead. 



1858. Limneria Holmgren, Svensk. Vet.-Ak., Handl., 11. p. 51. 

 1900. Limneriiim Ashmead, Can. Ent., xxxii. p. 368. 



[. Subniedian cell in front wings not longer than the median, the transverse 



median nervure interstitial with the basal nervure 2. 



Subniedian cell in front wings longer than the median, the transverse median 

 nervure not interstitial, uniting with the median vein beyond the origin 

 of the basal. 



All coxae black, the front and middle trochanters, the second joint of 

 hind trochanters, tibial spurs, anterior and middle tarsi, extreme base of 

 hind tarsi, extreme base of hind tibiae and a broad annulus at the middle, 

 as well as the tegulae, palpi and mandibles, yellowish-white (/) L. polynesiale. 



'.. All coxae black or at most with the front and middle coxae pale only at apex. 

 Legs ferruginous, first joint of hind trochanters, the extreme base and 

 apex of hind femora, an annulus at base of hind tibiae, separate from 

 the apex of the femora by a narrow white annulus, its apical third or 

 more, and their tarsi, black or fuscous ; the hind tibiae medially, the 

 scape beneath, the mandibles, the palpi, and the tegulae, yellowish- 

 white {2) L. hawaiiense. 



Legs ferruginous ; the middle and hind tibiae medially more or less, 

 yellowish ; the apices except extreme base, the first joint of middle 

 and hind trochanters, apices of tarsal joints of front and middle legs 

 and the hind tarsi, blackish or fuscous; scape wholly black -..(j) L. blackburni Cameron. 



(i) Linincrhim polynesiale Cameron. 



1883. Liinnej'ia polynesialis Cameron, Trans. Ent. Soc, London, p. 191. $. 



%. Length, with terebra, 4 mm. Black ; tegulae, trochanters at apex, and middle 

 of four posterior tibiae, yellowish-white ; base and apex of four posterior tibiae and 

 femora reddish ; anterior legs pale testaceous, the tibiae with a more yellowish tinge ; 

 posterior tarsi infuscated. Abdomen on the under side at the sides, and more or less 

 above, reddish ; segmental divisions yellowish-white at the sides, and more or less above 

 on the three apical. Head and thorax semiopaque, finely punctured, covered (especially 

 the face) with a white pubescence. Super-median areola distinct, semicircular ; the 

 others are somewhat compressed ; posterior median triangular at base, and extending to 

 the apex. Antennae as long as the thorax and abdomen, black, obscure fuscous 



