GEOGRAPHICAL RANGE. 



171 



Poecilasma fissa* . . 



eburnea* 

 Dichelaspis Warwickii* 



Ibla Cumingii* . . . 



Scalpellum rostratum* . 



Pollicipes mitella* . . 



Litkotrya Nicobarica* . 



truncata . . 



and Pacific Ocean. 



Here we have 37 species, of which 24 are peculiar to 

 this province. 



(5.) Fourth Province: Australia (including New Zealand) , 



Balanus tintinnabulum 

 nigrescens* . 

 decorus* 

 trigonus . . 

 concavus 

 amphitrite . 

 amaryllis 

 allium* . . 

 vestitus* 

 imperator* . 

 Acasta sulcata* . . 

 glans* . . 

 Tetraclita porosa 



rosea . . 

 purpurascens 

 vitiata 

 radiata 

 Elminius plicatus* . 

 simplex* . 

 modestus* . 

 Chthamalus antennatus* 

 Chamsesipho columna* . 

 Pachylasma aurantiacum* 

 Catophragmus polymerus* 

 Alepas tubulosa* 

 Ibla quadrivalvis* 

 Scalpellum Peronii* 

 Pollicipes spinosus* 



sertus* 

 Lithotrya cauta* 



(1 to 5), 



(3 and 4). 

 (3 and 4). 

 (1 to 5). 

 (4). 



(3 and 4). 

 (2). 



(4). 



(4) and West Indies. 



and Pacific Ocean (?). 



Here we have 30 species, of which 21 are peculiar. 



