I O S O I Ì D E U — C O L E O P T E R A . S E C T I O N — P S E U D O T R I M E R A .
jMstiee lutiori, angulis postiois iere rcctangnlarlter ineisis ; elytris minute oicatrieosis inmetisqne minutis inter
eioatneos dispobitis, costis 3 longitnclinalibus ordinariis vix distinctis; tibiis anticis cxtus in medio 2- vel 3-dentieulatis,
apice deute lato annatis, 4 postieis extus dentieiilatis ; femoribus subtus castaiieis ; metasterno fulvo
velutino sericante, disco punctatissimo.
Long. corp. lin. 17; mandib. lin. 2.
H a b i t a t ; Africa, apud tluvinm Wliite Nile. Dom. Feldero captua et nomine ejus bouorato inseriptus.
S E C T I O I T — P S E U D O T R N I E R A . Westw. F A M I L Y — E R O T Y L I D / E ^
G E N U S — Z Y T H O X I A .
Insectiim generi Triplaeidi proximnm : corpus parvum, ovale, eonvexum ; caput latum autice verticale;
augnlis lateralibus in mare in cornua brevia obtusa dilata produeta (fig. 1 a), in fcemina simplicibus ; labrum
])arvum semioiroulare margine antico eiliato (fig. 1 Ò] ; maudibulai (fig. 1 ¿) parvai extus rotimdatíB apice acuto,
bifido, margine interno in medio dente parvo armato, infra membrana obtusa instrueto ; maxilke (fig. 1 c) parv®
ad apicem lobis duobus teuuibus ciliatis instructsE ; palpi masillares 4-articulati, articulo primo elougato gracili
panilo curvato, secundo et tertio brevibus, crassioribus, ultimo máximo seenriformi ; mentum transverso-quadr
a t um (fig. 1 il) medio supra carinatum ; labium membrauaceum apice subtrifido ; palpi labiales artieulis duobus
basalibus parvis : tertio parum longiori, et ad apicem panilo crassiori ; antenna; (fig. 1 e) elavata;, articulo primo
crasso, secundo minuto, tertio longo, quarto, quinto, sexto et séptimo minutis, octavo et tribus ultimis elavam
compressam laxam formantibus, undécimo papilla apicali instrueto ; protborax transversus; elytra ovalia glabra ;
pedes breves ; tarsis omnis pseudotetrameris, articulo tertio bilobo (fig. 1 / ) , alan apice aveni® (fig. 11/).
ZYTHOSIA FULVA. (Mas.)
PLATE V, FIG. 1.
Tota fulva, antennis tarsisque fuseeseentibus, lojvis, nitida : capite maris antiee rugoso-punetato, fojmin®
nitido, punetato ; protborace pimctato ; elytris punctato-striatis.
Long. corp. Im. 2j.
Habitat ; Guinea. In ^lus. Ilopeiano Oxoniaa.
' See observations on tlie aíSnities of tins family in ' i,Iod. Class. Ins.," vol. i. pp. 143 and 391.
O R D E R - H Y M E N O P T E E A .
F A M I L Y — T E N T H R E D I N I D Y E .
P E R A N T H E E I X .
Genus novum : corpus parvum ; alas satis latee ; stigmate magno, cellula unica marginali apice clauso
ramulumque minutissimum apicalem emittente, cellulis submarginalibus tribus, prima elongata, venam primam
reeurrentcm accipiente, secunda mediocri, venam secundam reeurrentem, in medio marginis postici, aeciplente,
t e r t i a magna; antenn® (fig. 1 a) parva3 6-articulata; artieulis 1 et 3 brevibus, 3-6 longioribus, setas longas,
emittentibus, sexto ad apieem acuminato seta longa terminali instrueto ; pedes gráciles ; tibiis 4 postieis pone
medium extus spinula parva, calcaribusque duobus apicalibus instructis ; tarsorum artieulis simplicibus; abdomen
parvum.
I n the enlarged scapulas of the collar, and the single marginal and three submarginai cells, this genus
approaches Pterygophorus, whilst the appendiculated marginal cell and the spur in the middle of the four hind
tibiaj are more characteristic of the Hylotomaj ; the antenna; are, however, quite peculiar to the little insect
on which I have proposed the present Genus.
P E E A N T H E E I X PUMILIO.
PLATE XX, PIG. 1.
Niger albido-varius ; alis hyaliuis iridescentibus, stigmata albido extus fusco ; pedibus albidis ; tarsorum
apieibus fuscis.
Long. corp. lin. 3 ; expans. alar. lin. 4|- = mill. 10.
H a b i t a t ; Amazonia (Bates). In Mus. Ilopeiano Oxoniie.
Head transverse black, finely punctured ; antenna; short, basal joint s butf, terminal joints becoming gradually
darker brown, with long seta; terminated by a single long arista ; thorax black, punctured, the scapula; of
the collar and the tegida; j-ellowisb biiif; the basal segment of the abdomen is broadly margined with buff, the
inner edge of the pale colour being sinuated, the five foUowing segments have a triangular patch of the same
colour on each side of the hind margin, and the remaining terminal segments are also pale coloured ; the winn-s
are hyaline, very slightly stained with brown, and iridescent.
I n the unique specimen in the Hopeian Collection there is a minute dot near the extremity of the first
submarginai cell.
B H A C H Y T O M Á . (Ivlug IIS.)
Antenna; niulti-articulataj, maris biramosa; : ala; maguas, antica; cellida 1 marginali apice appendiculata ;
4 submarginalibus, secunda guttula medio instmeta ; tibia; calcari medio externo vel interno band pra;ditiE.
Genus Lophyro proximum ; locus. America Meridionalis.
SRECIES 1 - B R A C H T T O J I A NIGEICEPS.
PLATE XX, FIG. 2.
Pulva, capite nigro : labro fulvo ; antennis fuscis 20-articulatis, artieulis 3 basahbus fulvis, 3 -18 biramosis,
ramis brevibus, antcnnarum apicem versus sensim abbreviatis ; 19mo uniramoso, 20 integro brevi ovato ; mesoiioto