ON THE MYRIOPODA OF BURMA 417 
Anal somite, tergite faintly impressed behind ; p/ewrae normally 
punctured, the process well developed with bifid extremity and 
two lateral and one superior spines; sternite with lightly concave 
hinder margin ; legs long and slender, femur armed with thirteen 
or fourteen spies, arranged as follows -- 3 (one apical) on the 
upper-inner edge, 6 set in two sub-parallel series on the inner 
surface and 5 arranged in a longitudinal series on the under 
outer surface; tarsus not spurred. 
Legs with claws spined and tarsi (except the anal) spurred, 
the first pair being furnished in addition with an anterior tibial 
and tarsal spine. 
Length 28 mm. 
Habitat. Carin Mts., Cheba district, village of Meteleo 900-1200 
m. One specimen collected by Sig. L. Fea. 
This species is undoubtedly different from all the others here 
considered, but it is impossible to point out its affinities. In 
some respects it resembles Of. ortentale, Porath, but may be at 
once recognised from it by the absence of conspicuous sulei on 
the sternites. 
13. Rhysida immarginata (Poratn). 
Syn. Branchiostoma immarginatum, Porath, op. cit. p. 24; and authors. 
» » indicum, Kohl., Arch. f. Nat., 1881, p. 67. 
» » 2ymnopus, id. ibid. 
» » subspinosum, Tòmòsvary, Term. fiizetek, p. 885, 
p. 65, pl. III, fig. 14-16. 
» » ceylonicum, (var. of gymnopus), Haase, op. c. p. 86. 
For the right of priority of Rhysida over Branchiostoma see 
Wood, Journ. Ac. Sci. Philad. (2) V., p. 40 and Pocock, 
Ann. Mag. Nat. Hist. (6), V, p. 244. 
Exceedingly abundant in Burma. Specimens were obtained 
by Sig. L. Fea at Bhamò, Mandalay, Palon, Rangoon, Kaukareet, 
and Malewoon, by Sig. Comotto at Minhla and by Mr. Oates 
at Akyab, Mandalay, Rangoon, Thayetmyo, Moulmein, S. Te- 
nasserim and on Table Island, Double Island and Great Cocos 
Ysland (Andamans). 
Ann. del Mus. Civ. di St. Nat. Serie 2.4, Vol. X (28 Gennaio 1891) 27 
