Systematic Index 



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Genus: Asteronyx 99 



loveni 99 59 



Family: Gorgonocephalidae 100 



Genus: Gorgonocephalus 100 



arcticus 100 60 



Genus: Astrophyton 103 



muricatum 103 



Order: Gnathophiurida 105 



Family: Amphiuridae 105 



Genus: Amphiura 105 



diomedeae 105 61 



Genus: Hemipholis 106 



elongata 106 62 



Genus: Ophiopholis 108 



aculeatus 108 63 



Family: Opkiotrichidae 110 



Genu3: Ophiothrix 110 



angulata HO 



suensonii HI °4 



Family: Opbiocomidae 112 



Genus: Ophiocoma 112 



aethiops 112 65 



Family: Opliiodermatidae 113 



Genus: Ophioderma 113 



appressum 113 66, 75B, 76B. 



cinereum 115 68, 69 



longicauda 117 70 



variegatum 114 67 



Family: Opliiolepididae 119 



Genus: Ophiura 119 



sarsi 119 71 



texturata 120 72,73 



Genus: OpMolepis 122 



elegans 122 74, 75A, 76A. 



ECHINOLDEA 124 



Order: Cidaroida 124 



Family: Cidaridae 124 



Genus: Cidaris 124 



affinis 124 77,78,79 



Genus: Eucidaris 126 



thouarsii 126 80,81 



tribuloides 127 82 



Order: Diadematoida 129 



Suborder: Aulodonta 129 



Family: Diadematidae 129 



Genus: Diadema 129 



setosum 129 83, 84 



Suborder: Camarodonta 131 



