OXYDESMID^. 
13 
32. Lyodesmus zoster, sp. n. Segments dorsally with tubercles moderately 
prominent, especially those of the two posterior rows near the middle of 
the dorsum ; posterior margin on anterior segments somewhat raised 
in the middle, but no distinct process ; submarginal ridge prominent, 
rather broad, rounded and not sharp above ; pores located in a slight 
depression in the outer slope ; margins of carinee sinuate or subdentate ; 
copulatory legs subsimilar to those of Oxydesmus, forcipate, the broader 
mesial division deeply notched distally, the lateral division robust, in- 
curved : color probably brownish, the submarginal ridge and a median 
spot on the posterior margin of each segmen yellowish ; length about 
50 mm., width 9 mm. ; locality Kawende, East Africa; Berlin Museum. 
33. Lyodesmus FLAVOCARiNATUs (Silvestri) ; Juba River, East Africa; Genoa 
Museum. 
34. Lyodesmus fischeri (Karsch) ; Massai Land ; Berlin Museum? 
35. Lyodesmus effulgens (Karsch) ; Somali Land; Berlin Museum. 
36. Rhododesmus PRiODUs, Sp. ft., Somewliat more slender and rougher than 
the other species ; anterior segments with median tubercles much en- 
larged, sharply conic ; dorsal surface beset with very distinct granules ar- 
ranged in clusters about the tubercles, and sometimes almost equaling 
these in size-; lateral carinse very long, the angles sharp and with four or 
five distinct teeth between; color dark reddish brown ; length 36 mm., 
width 5.8 mm. ; Dar es Salaam ; Berlin Museum. 
37. Rhododesmus UNICOLOR (Cook) ; Mombassa ; Berlin Museum. 
38. Rhododesmus mastophorus (Gerstsecker) ; Mombassa ; Berlin Museum. 
39. Ceratodesmus ansatus, sp. n. Somewhat similar to the preceding species, 
but the dorsal sculpture less pronounced ; first segment with the two mid- 
dle tubercles of the last row coalesced into a distinct, though small pro- 
cess; second and third segment with a long, narrow, recurved process; 
carinse with angles sharp, the lateral margin irregularly dentate ; poste- 
rior margin with numerous fine, sharp teeth ; last'segment subtriangular, 
the sides distinctly converging, the marginal tubercles well developed ; 
color brownish, the carinse reddish, the dorsal processes bright red ; 
length of female 44 mm., width 7.5 mm. ; Tanga, Usambara ; Berlin 
Museum. 
40. Ctenodesmus gibber, sp. n. Smaller and more slender than Ct. pectina- 
tus ; third segment with a more erect and somewhat narrower process 
composed of four equally hypertrophied tubercles ; margins of carinse 
with two large teeth between the angled corners ; last segment with 
apex narrow, produced ; color uniform reddish black, including the 
legs and antennse ; length 38 mm., width 5.5 mm. ; Jombene Range, East 
Africa; U. S. Nat. Museum. 
41. Ctenodesmus pectinatus (Karsch) ; Wito, East Africa; Berlin Museum. 
42. Phoeodesmus cristatus, sp. n. Second and third segments with a crest- 
like process rising from the posterior margin ; fourth segment quite 
normal, the median tubercles of the last row scarcely enlarged ; lateral 
margins with 6-8 small, irregular teeth ; dorsum nearly flat, the carinae 
horizontal ; color nearly black, the carinae becoming yellowish laterad ; 
length of male 45 mm., width 8.4 mm. ; Usambara; Berlin Museum. 
43. Orodesmus FORCEPS Cook ; East Africa ; British Museum. 
44. Orodesmus bicolor Cook; Tana River, East Africa; U. S. Nat. 
Museum. 
