92 



U.S. NATIONAL MUSEUM BULLETIN 271 



Figure 41. — Liljeborgiidae: a, mandible (molar weak and nontriturative) [see Gammaridae, 

 Haustoriidae and most genera of Eusiridae]; h, extremes of accessory flagellum [see 

 Pleustidae]; c, gnathopods 1-2 (powerful) [see Haustoriidae, Astyridae, Vitjazianidae]; 

 d, telson [see Pleustidae]. 



Article 1 of mandibular palp in Liljeborgiidae often elongate. 



