XIV 



CONTENTS. 



I'age. 



Order II. Cyinothoidea or Flabellifera 54 



Family III. Guathiida^ 55 



Genus 12. Gnathia 56 



Gnathia cristata 56 



. elongata 58 



cerina 59 



Family IV. Authuridfe 62 



Genus 13. Cyathura 63 



Cyathura carinata 63 



Genus 14. Ptilanthura 66 



Ptilanthura tenuis 66 



Genus 15. Anthelura 68 



Anthelura abyssorum 69 



afRni.* 70 



Genus 16. Calathura 71 



Calathura branchiata 72 



crenulata 74 



Genus 1 7. Paranthura 75 



Paranthura infundibulata 76 



verrillii 77 



Genus 18. Colanthura 78 



Colanthura tenuis 79 



Family V. Cirolanida^ 81 



Genus 19. Cirolana 82 



Cirolana sph;eroniiformis 84 



mayana 87 



linguifrons 90 



chiltoni 91 



minuta 92 



concharum 95 



impressa 97 



polita ., 99 



borealis 101 



gracilis 105 



obtruncata 108 



harfordi 109 



parva Ill 



albida 114 



culiensis - 1 14 



Genus 20. Conilera 1 16 



Conilera ey lindracea 116 



stygia 120 



Genus 21 . Girolanides 120 



Cirolanides texensis 120 



Genus 22. Eurydioe 1 23 



Eurydice oonvexa 124 



caudata 1 24 



spinigera 125 



Genus 23. Branchuropus 128 



Branchuropus littoralis 128 



Genus 24. Bathynomus 1 130 



Batliynomus gigantens 130 



Genus 25. Colopistlius 133 



Colopisthus parvus 137 



