460 Mr. R. Shelford’s Studies of the Blattida. 
5. Blatta abdomen-nigrum, De Geer, op. cit. p. 537, 
pl. 44, f. 5. 
= Epilampra abdomen-nigrum, De Geer (syn. Epi- 
lampra brevis, Brunner, P.Z.S. Lond., 1892, p. 2038, 
plo; 3): 
i. 
The species is omitted in Kirby’s “Synonymic Catalogue 
of Orthoptera.” 
Description of the type :— 
?. Rufo-testaceous shading to rufo-castaneous. Head with vertex 
between the eyes castaneous, rest of head rufo-testaceous with a few 
scattered brown points; width between the eyes slightly greater than 
length of first antennal joint. [Antenne mutilated.] Pronotum 
trapezoidal, anteriorly truncate, posteriorly produced, sides deflexed ; 
smooth, rufo-testaceous but densely covered with fine castaneous dots, 
lyrate markings faintly indicated. Tegmina just failing to reach 
base of supra-anal lamina, rufo-castaneous with a few scattered 
castaneous points; anal field with slight indications of seriate 
punctures ; the part of the right tegmen overlapped by the left, 
dark castaneous ; mediastinal vein forked at apex, radial vein 
bifurcate, dark castaneous at base, 12 costals from upper branch of 
radial, the lower branch multiramose. Abdomen above heavily 
mottled with castaneous, supra-anal lamina produced, triangular, 
apex notched, (slightly mutilated during life and regenerated on the 
right side), projecting beyond the sub-genital lamina. Spiracular 
tubes prominent. Abdomen beneath castaneous, sub-genital lamina 
produced, ample, posterior margin sinuate. [Cerci mutilated.] Coxe 
rufo-testaceous, spotted with castaneous ; femora rufo-testaceous with 
a castaneous line along the outside and lower aspect; tibize with 
apex and a line down the outer aspect castaneous. Front femora with 
a series of 5 spines on the anterior margin beneath, succeeded distally 
by a row of piliform sete, 2 spines on the posterior margin, mid- 
femora with 4 spines on anterior margin and also on posterior margin 
beneath, hind-femora with 3 on anterior margin and 4 on posterior 
margin beneath. Formula of apical spines ?, +, 4, no genicular 
spines on front femora. Posterior metatarsus [one absent] has been 
regenerated and is composed of 4 joints only. 
Total length 25% mm.; tegmina 18:1 mm.; pronotum 7 mm, X 
84 mm. 
The species is recorded from Surinam by De Geer; 
