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UNITED STATES NATIONAL MUSEUM BULLETIN 296 



Figure 32. — Australophialus utinomii, new species, from Dinoplax gigas from Qolora, Cape 

 Province, South Africa: a, female side view; b, surface view of operculum, rostral end 

 down; c, mandible; d, first maxilla. 



A large labrum extends from the mouth area to the aperture, is 

 hairy at the distal tip, and is, perhaps, slightly larger than is typical 

 of the genus. 



The mouthparts are typical. A pair of mandibles with palps and 

 two pairs of maxillae complete the set. The palps invariably are teased 

 off with the labrum in this family, however. The mandibles are hyaline 

 and very delicate. The teeth are extremely fine: two long, one medium, 

 and about ten short ones could be seen, with numerous hairs along the 

 medioposterior margin. 



The first maxillae have many stiff bristles along the inner surface, 



