220 BULLETIN: MUSEUM OF COMPARATIVE ZOOLOGY. 
or 16 pores, part of which are arranged along and partly covered by 
the last ventral plate; a pore somewhat larger than the others is 
isolated midway between the most caudal of the other pores and the 
distal end of coxopleura. 
Anal legs moderately long; slender, the joints decreasing in diame- 
ter from the femur distad; second tarsal joint moderately attenuated 
distad and bearing a very small and slender but distinct claw. 
Length about 42 mm. ‘ 
Locality.— British Guiana. (Taken at Washington, D. C., in 
pots of plants imported from that country). 
LITHOBIOMORPHA. 
LITHOBIIDAE. 
LitrHostius Leach. 
Trans. Linn. soe. London, 1814, 11, p. 381; Latzel, Myr. Ost-Ung. monarch., 
1880, 1, p. 31; Meinert, Proc. Amer. philos. soc., 1886, 23, p. 174; Ver- 
hoeff, Bronn’s Thierreich, 1907, 5, p. 239. 
LITHOBIUS FORFICATUS (Linné). 
Scolopendra forficata Linné, Syst. nat. ed. 10, 1758, 1, p. 638. 
Lithobius forficatus Stuxberg, Ofvers. Kong. vet. akad. Forh., 1875, p. 27; 
Fedrizzi,. Atti Soc. Ven-Trenk., 1875, 5, p. 205; Latzel, Myr. Ost-Ung. 
monarch., 1880, 1, p. 57; Meinert, Proc. Amer. philos. soc., 1886, 23, p. 176. 
Lithobius parvolus Fedrizzi, Loc. eit., p. 2138. 
Lithobius trilineatus Brélemann, Cat. Myr. Brésil., 1908, p. 33. 
(For extended synonymy and bibliography cf. Stuxberg, Loc. cit.). 
Locality.— Recorded from Brazil as Lithobius trilineatus, the type 
being the only record of the species or genus from the country. It was 
probably introduced. 
SCUTIGEROMORPHA. 
SCUTIGERIDAE. 
PSELLIOPHORA Verhoeft. 
Sitz. Gesellsch. nat. freunde Berlin, 1904, p. 259; Bronn’s Thierreich, 1907, _ 
5, p. 230. | 
