< li 1MB] -KI.IN : IfTRIOPODil OF THE AUSTRALIAN REGION. 137 



anterior row arc eight, in each other von six tubercles, not including iwu 

 elevated setigeroua areas on each keel, of winch the posterior one bears the 

 pore Each keel has laterally three distinct serrations to which in posterior 



segments a fourth is added al the .•interior corner, each tooth bearing a1 its 

 apex a bacilliform seta. The posterior angles of all keels from the second 



Caudad are distinctly produced, those from the fourth candad strongly SO, 

 the proO OBBOfl in the posterior region ('specially Long and narrowly acute. 



Anal scutum strongly narrowed candad; the cauda narrowly truncate, 



extending well beyond the valves; dorsal surface bearing numerous bacilli- 



form setae each from a small tubercular base. Valves narrowly but sharply 

 margined. Anal scale triangular. 



Legs long; the tarsal joint especially long and slender. 

 Length, near 13 mm.; width, 1.6 mm. 



368. Opisthoporodesmus obtectus Silvestri. 

 Term, fiiz., 1899, 22, p. 206, pi. 9, fig. 5-7. 1 

 Locality. — New Guinea: Tamara Island. 1 



369. Asphalidesmus leae Silvestri. 



Zool. anz., 1910, 35, p. 362. 1 

 Locality. — Tasmania: Hobart. 1 



370. Agathodesmus steeli Silvestri. 



Zool. anz., 1910, 35, p. 362. 1 

 Locality. — New South Wales. 1 



371. Icosidesmus hochstetteri (Humbert and Saussure). 



Verh. Zool. bot. gesellsch. Wien, 1869, 19, p. 690. 1 Carl, Rev. Suisse zool., 

 1902, 10, p. 621, pi. 11, fig. 40-45. 2 



Localities. — New Zealand: North Island, 2 Auckland. 1 



372. Icosidesmus olivaceus Carl. 

 Rev. Suisse zool., 1902, 10, pi. 11, fig. 49. 1 

 Locality. — New Zealand: North Island. 1 



