DISTANT—RHYNCHOTA. PART I: SUBORDER HETEROPTERA 155 
received from Mahé, Coetivy, Farquhar Atoll, Amirantes. Originally described from 
Madagascar. 
50*. Dieuches placidus (Stal). 
Beosus placidus Stal, Hem. Afr., 11. p. 171 (1865). 
Loc. Seychelles. Silhouette, from near Mont Pot-a-eau, ca. 1500 feet, and Mare 
aux Cochons, over 1000 feet. Mahé, high damp forest between Trois Fréres and Morne 
Seychellois, 1500—2000 feet; also Cascade Estate, &c. Praslin: Cotes d'Or Estate. 
Dennis Island (Fryer). Aldabra: Takamaka (Fryer). Originally described by Stal from 
Bourbon. 
51. Dieuches cardwu, sp. n. (Plate 11, fig. 13). 
Head black, its apex ochraceous; pronotum anteriorly castaneous, posteriorly 
ochraceous, thickly coarsely darkly punctate, anterior margin (centrally broken), lateral 
and posterior margins, and a central pale line on posterior half, ochraceous, a central 
longitudinal line on anterior half black ; scutellum castaneous, with two elongate spots on 
apical area and the apex ochraceous ; corium brownish-ochraceous, the lateral margins 
bright pale ochraceous, with a castaneous spot behind middle and the apex and apical 
margin black or piceous; membrane pale bronzy-brown, the apical margin paler with 
greyish spots ; head beneath and sternum black, sternal margins, coxee, trochanters and 
legs ochraceous; abdomen beneath pale castaneous, the lateral margins ochraceous; 
antennee ochraceous, apices of first, second and third joints, and apical half of fourth joint, 
black or piceous, first joint about as long as head, remaining joints almost subequal in 
leneth, each about as long as pronotum; scutellum very finely punctate on basal area ; 
corium (except on lateral margins) longitudinally darkly punctate; membrane passing 
abdominal apex; rostrum ochraceous, almost reaching the intermediate coxee, first jot 
reaching base of head ; anterior femora finely spined beneath; pronotum constricted near 
middle. 
Long. 7 to 8 mm. 
Loc. Seychelles. Silhouette: Mare aux Cochons plateau, over 1000 feet. Mahé: 
from near Morne Blanc; Cascade Estate, about 1000 feet; Mare aux Cochons district, 
1000—2000 feet. Praslin. 
52*,. Letheus punctus, Bergr. 
Letheus punctus Bergr., Rev. d’Ent., xii. p. 203 (1893). 
Loc. Seychelles. Mahé: from near Morne Blane, about 1000 feet ; Cascade Estate, 
about 1000 feet ; Long Island. Previously received from Praslin. 
53. Letheus stellatus, sp. n. (Plate 11, fig. 8). 
Black ; two small contiguous spots at each posterior pronotal angle, two small spots 
on inner margin of clavus (one before middle, the other at apex), apices of femora, tibize 
and tarsi ochraceous; lateral margins of corium very narrowly ochraceous ; membrane 
greyish-brown, paler at base; antennze piceous-brown, the basal joint piceous, second joint 
