Figure 2. Paraprionospio alata collected from Chesapeake Bay. A, 1 in A revision of the genus Paraprionospio Caullery (Polychaeta: Spionidae)

Figure 2. Paraprionospio alata collected from Chesapeake Bay. A, 1st lamella from the base of right branchia on setiger 1 in cross-section, seen from top; B, 2nd lamella of the same branchia in cross-section, seen from top; C, 5th lamella of the same branchia in cross-section, seen from top; D, middle region of the same branchia in cross-section, seen from top; E, distal region of the same branchia in cross-section, seen from top; F, distal end of the same branchia, seen from the side; G, 1st parapodium, in anterior view; H, 2nd parapodium, in anterior view; I, 3rd parapodium, in anterior view; J, 4th parapodium, in anterior view; K, 5th parapodium, in anterior view; L, 6th parapodium, in anterior view; M, 7th parapodium, in anterior view; N, 8th parapodium, in anterior view; O, 9th parapodium, in anterior view; P, 15th parapodium, in anterior view; Q, 36th parapodium, in anterior view.