chamberlin: myriopoda of the Australian region. 115 



319. Tricladosoma triaina (Attems). 



Orihomorpha triaina Attems, Fauna siidw. Austr., 1911, 3, p. 178, fig. 42. ^ 

 Locality. — W. Australia: Albany.^ 



320. Serangodes strongylosomoides Attems. 



Denks. Akad. Wien, math.-nat. kl., 1899, 67, p. 273. ^ 

 Locality. — New Zealand.^ 



321. Cylindrodesmus villosus Pocock. 



Ann. mag. nat. hist., 1898, ser. 7, 1, p. 329.i 

 Locality. — Ellice Islands: Rotuma.^ 



322. Cylindrodesmus strubelli (Verhoeff). 



Haplosoma strvbelli Verhoeff, Zool. anz., 1894, 17, p. 8.^ 

 Locality'. — Amboina.^ 



323. Strongylosoma nigrum, sp. nov. 



Type.— M. C. Z. 4,659. New South Wales: Southerland (W. M. 

 Wheeler). 



Color above shining black, the sides duUer; keels with lateral edges in whole 

 or in part tending toward dark ferruginous. Venter ferruginous brown. 

 Legs and antennae black or nearly so. 



Sulcus of vertex deep, extending down to level of the antennal sockets. 

 On each side above antennae somewhat roughened by weak subvertical rugae. 

 Antennae very slender, scarcely clavate distad; length of second, third, 

 fourth, fifth, and sixth joints respectively .52 mm., .48 mm., .44 mm., .4 mm., 

 and .44 mm. 



First tergite obviously narrower than the second. Lateral ends well 

 rounded. Strongly margined laterally and for a short distance up the front. 

 A short longitudinal sulcus a little way above the lateral margining sulcus. 

 Sulci between prozonites and metazonites strongly beaded. Second keel 

 below level of adjacent ones, distinct and sharply Umited; anterior angle 

 rounded, the posterior one a Uttle produced caudad. Tergites from fifth to 

 eighteenth inclusive with a deep transverse sulcus which on most extends 



