144 bulletin: museum of comparative zoology. 



with two or three large rounded teeth, or in posterior region with one 

 or two small intercalary additional ones, between the corner ones, 

 the interval caiidad of the first of these teeth larger and deeper. 



Head only weakly roughened, tubercles rather small and not dense. 



Length (male type), near 34 mm.; width, 6 mm. Width of female, 

 7.5 mm. 



388. Platyrrhacus kat antes Attems. 

 Syst. Polydes., 1900, pt. 2, p. 326, pi. 14, fig. 316.^ 

 Locality. — New Guinea: Astrolabe Bay.^ 



389. Platyrrhacus tuberosus (Pocock). 



Stenonia iuberosa Pocock, Ann. mag. nat. hist., 1893, ser. 6, 11, p. 131. ^ 

 Cyriorachis trifidus Silvestri, Abhandl. Mus. Dresden, 1897, 6, pt. 9, p. 13, 



fig. 17-19.2 

 Platyrrhacus trifidus Carl, Abhandl. Senckenb. gesellsch., 1912, 34, p. 270.^ 



Localities. — Kei Islands: Great Kei, Kei-Dulau,^ Elat Warka, 

 Waor.^ Aru Islands:^ Sungi Manumbai, Wakaui, Sungi Panua 

 Bori, between Dabo and Wangil, Wammer, Seltutti, Kobroor, 

 Sungi Kolobolo. 



*t>' 



390. Platyrrhacus margaritatus (Pocock). 



Eutrachyrrhachis margaritatus Pocock, Ann. mag. nat. hist., 1897, ser. 6, 20, 

 p. 442.1 



Locality. — New Guinea: Victoria Mountain.^ 



39L Platyrrhacus victoriae (Pocock). 



Eutrachyrhachis victoriae Pocock, Ann. mag. nat. hist., 1897, ser. 6, 20, p. 442. ^ 

 Locality. — New Guinea: Victoria Mountain.^ 



392. Platyrrhacus sanguineus (Pocock). 



Taphodesmus sanguineus Pocock, Ann. mag. nat. hist., 1897, ser. 6, 20, p. 440 ' 

 Locality. — Celebes : Minahassa.^ 



