Fig. 21 in Pseudopolydora (Annelida: Spionidae) from the Arabian Gulf, Kuwait

Fig. 21. Chaetal morphology of Pseudopolydora multispinosa sp. nov., holotype (MIMB 40906, formalin-fixed and stained with MG). A. Parapodia of chaetiger 5. B–C. Notopodial spines of chaetiger 5. D. Neuropodium of chaetiger 12, showing glandular cells intensely stained with MG around a series of hooded hooks. E. Hooded hooks from neuropodium of chaetiger 12. Abbreviations: arrow showing the direction towards the inside of the U-shaped row of spines; no = notopodial postchaetal lamella; su = dorsal superior capillary chaetae; ve = ventral capillary chaetae. Scale bars: A = 50 µm; B–E = 20 µm.