ILLUSTRATIONS V 



The Shipworms of the Philippine Islands 



By Paul Bartsch 



Page 



.53-60. Shipworms of the Philippine Islands 555-562 



TEXT FIGURES 



The Salpidae: A Taxonomic Study 



By Maynard M. Metcalf, with the assistance of Mary M. Bell 



1. A schematic representation of a single rod cell and four pigment 



cells from the eye of a Salpa 11 



2. Pegea confederata, a group of rod cells from the dorsal eye of the 



aggregated zooid 11 



3, 4. Cyclosalpa pinnata, solitary form 16, 17 



5, 6. Cyclosalpa pinnata, embryo 17, 18 



7, 8. Cyclosalpa pinnata, aggregated form 18, 19 



'9, 10. Cyclosalpa pinnata, aggregated zooid 23, 24 



11. Cyclosalpa pinnata, aggregated form 24 



12. Cyclosalpa pinnata, aggregated zooid 25 



13. Cyclosalpa pinnata, subspecies polae, solitary form 26 



14. Cyclosalpa pinnata, subspecies polae, aggregated zooid 26 



15. Cyclosalpa affinis, aggregated zooid 31 



16. Cyclosalpa floridana, aggregated form 36 



17. Cyclosalpa bakeri, aggregated form 42 



18-21. Cyclosalpa virgula, aggregated form 47-49 



22. Brooksia rostrata, solitary form 51 



23. Brooksia rostrata, embryo 51 



24. Brooksia rostrata, aggregated zooid 52 



25. Ritteria retracta, solitary form 54 



26-28. Ritteria picleli, solitary form 55, 56 



29, 30. Ritteria amboinensis, solitary form 57 



31. Ritteria amboinensis, aggregated zooid 59 



32. Ritteria amboinensis, aggregated form 59 



33. Ritteria amboinensis, young aggregated zooid from the stolon 60 



34. Ritteria amboinensis, eye and ganglion of an aggregated zooid __ 61 

 35-40. Ritteria hexagona, solitary form 63-66 



41. Ritteria hexagona, aggregated zooid 67 



42-46. Ritteria hexagona, aggregated form 68-70 



47. Ritteria hexagona, aggregated zooid 71 



48, 49. Apsteinia punctata, solitary form 72 



50. Apsteinia punctata, embryo 73 



51, 52. Apsteinia punctata, solitary form 73 



53-57. Apsteinia punctata, aggregated zooid 75 



58, 59. Apsteinia asymmetrica, embryo 78, 79 



60. Apsteinia asymmetrica, aggregated form 80 



61. Apsteinia asymmetrica, aggregated zooid 80 



62. Apsteinia magalhanica, solitary form 81 



63. Apsteinia magalhanica, aggregated form 82 



64-66. Salpa maxima, solitary form 85 



67-71. Salpa maxima, aggregated zooid 85, 86 



72. Salpa maxima, variety tuberculata, aggregated zooid 87 



73-76. Salpa fusiformis, solitary form 89-91 



