ZOOLOGY OF FERNANDO NORONHA. 
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8. Blatta incommoda, n. sp. 
Long. corp. 11| millim. 
Female. Ferruginous brown ; the thorax and sides of the 
abdomen varied with black ; legs and costal margin of the 
tegmina testaceous. Pronotum rather long, moderately convex, 
the sides converging in front, the hinder angles rounded off, and 
the hind border convex. Tegmina broad, covering the whole 
base of the abdomen, but ceasing at about two fifths of its 
length. 
Similar to JB. orientalis, Linn., but much smaller, the tegmina 
much larger, and the pronotum longer. 
9. Leucophasa surinamensis (Linn.). 
Blatta surinamensis, Linn. Syst. Nat. i. p. 424, n. 3 (1/58). 
A cosmopolitan species. Under stones, base of Peak. 
10. Euthyrrapiia PACIFICA (Coq.). 
Blatta pacifica, Coqueb. lllustr. Ins. i. p. 91, pi. xxi. f. 1 (1801). 
11. SCAPTEEISCUS ABBREVIATES, Scudd. 
' Scapteriscus abbreviatus, Scudd. Mem. Peabody Acad. Sci. i. p. 14, t. i. 
ff. 8, 20 (1809). 
Larvae found in burrows in the sand under a Conferva ( Entero - 
morjolia), in salt water, on the shore of San Antonio Bay, a little 
above high water. Perfect insect in and about the yards of the 
house. 
12. Gryllus assimilis (Fair.). 
Aclieta assimilis, Fabr. Syst. Ent. p. 280, n. 3 (1775). 
A species widely distributed in America. This is the black 
cricket mentioned by Webster and other visitors to the island. 
It is very common in the central district on the paths, and 
makes a great noise, especially about 4 o’clock in the afternoon. 
13. Gryllus forticeps, Sauss. 
Gryllus forticeps, Sauss. Miss. Sci. Mex. vi. p. 407 (1870). 
14. (ECANTHUS (?) PALLIDOCIJSCTUS, 11. Sp. 
Long. corp. 13 millim. 
Male. Reddish brown, abdomen, hind knees, and hind tarsi 
darker ; head rather flattened, the palpi and the outside of the 
scape of the long and slender antennte towards the base whitish. 
Pronotum longer than broad, sides subparallel, more shining and 
paler on the lower lateral border than above ; elytra brown, reti- 
culated with darker nervures, about two fifths as long as the abdo- 
