62 UNITED STATES NATIONAL MUSEUM BULLETIN 29 6 



Figure 12. — LithoglypUs habei (Tomlinson, 1963c): a, female, side view; b to k, opercular 

 horizons showing armament, left operculum shown in b, c, e, /, ;'; right operculum shown 

 in g, h, k; i shows all of the left, a part of the right; /, mandible; m, first maxilla; n, sketch 

 of mature male, obscured; o, burrow apertures from Xenogalea stadialis from Forster, 

 N.S.W., Australia, rostral end is down; p, burrow apertures from Cronia fseudomygdala 

 from Port Curtis, Queensland, Australia, through bryozoans, rostral end down. 



