PLATE XVII 



Fig. i — 6. Balanus allnis n. sp. 



Labrum and right-hand palpus; magnified 30 diameters. 



Mandible; magnified 30 diameters. 



Maxilla; magnified 30 diameters. 



Edge of maxilla with spines; magnified 64 diameters. 



Outer maxillae; magnified 30 diameters. 



Cirrus of 6 th pair, 26' h and 27* segments ; magnified 44,5 diameters. 



Smaller specimen, lateral view; magnified 4,5 diameters. 



Fig. 7 — 13. Balanus maculatus n. sp. 



Fig. 7. Animal, lateral view; magnified 3 diameters. 



Fig. 8. a and b, scutum and tergum, internal view; magnified 10 diameters. 



c and d, scutum and tergum, lateral view; magnified 10 diameters. 



Labrum, with right-hand palpus; magnified 44,5 diameters. 



Mandible; magnified 44,5 diameters. 



Maxilla; magnified 44,5 diameters. 



Edge of maxilla with spines ; magnified 64 diameters. 



Outer maxillae; magnified 44,5 diameters. 



Cirrus of 6 th pair, one of the middle segments; magnified 64 diameters. 



Balanus tennis Hoek. 



Animal, attached to part of shell of larger specimen; magnified 3,2 diameters. 



a and b, scutum and tergum, internal view; magnified 10 diameters. 



c and d, scutum and tergum, external view; magnified 10 diameters. 



Labrum, with right-hand palpus; magnified 64 diameters. 



Mandible; magnified 64 diameters. 



Maxilla; magnified 64 diameters. 



Edge of maxilla, with spines; magnified 206,5 diameters. 



Cirrus of 6* pair, one of the middle segments; magnified 64 diameters. 



