Page 



Platycrinus 43 



Platysamia cecropia 42 



plectrophorum, Comanthus 69, 



459, 529, 530 (in key), 550; pi. 23, fig! 

 62; pi. 69, figs. 190, 191. 



Plicatocrinidae 53, 54, 57 



Plicatocrinus 53 



Poeoilometra 8, 14, 15, 34 



Poecilometra acoela 8, 17, 21, 34 



scalaris 8, 34 



polyactinia, Comatula 691 



polyactinis, Comatula 691 



?Polyactis 302,409 



polyactis, Stella marina 216, 218, 357 



polycnemis, Comantheria 429,483,484 



(in key), 485, 489, 490; pi. 56, fig. 162 



Comanthus 36, 429, 485, 489 



polymorpha, Actinometra 41, 



80, 598, 604, 619, 621, 627, 628, 632, 

 646, 652, 653, 654, 655, 658, 661, 663, 

 675, 676, 677, 678, 681. 



Comatula 632 



pontifer, Thalassocrinus 44 



Pontiometra 6, 14, 15, 31, 39 



Pontiometra andersoni 6, 31, 33 



insperatus 36 



Pontiometridae 39, 53, 76 



porrecta, Antedon 14,34 



Crotalometra 153 



Thalassometra 14, 27 



Poteriocrinidae 54 



pourtal^si, Antedon 17, 18 



Atelecrinus 4 



Charitometra 8 



priamus, Strotometra 50 



pristina, Zygometra 44 



products, Amphimetra 32 



Himerometra 29 



profundorum, Psathyrometra 15 



Proisocrinus 43, 53 



Proisocrinus ruberrimus 44 



prolixa, Antedon 9 



Hathrometra 12 



Promachocrinus 1, 



2, 5, 14, 15, 18, 39, 57, 58, 294 



Promachocrinus kerguelensis 50,312 



Prometra 50,52,284 



Prometra brevicirra 50 



laevipinna 50 



longipinna 59 



minima 50 



owstoni 58 



par va 50 



Prometra perplexa 



propinqua, Amphimetra. ._ 



Antedon 



Calometra 



Crotalometra 



protectus, Dichroraetra 33,37 



Himerometra 



Protomyzostomum 



Psathyrometra 6, 14, 16,20, 



Psathyrometra anomala. 



bigradata 



borealis 



congesta 



ery thrizon 



f ragilis 



gracillima 



inusitata 



major 



minima ^ 



mira 



parva 



profundorum 



809 



Faee 



60 



50 



4 



8,21 



44 



45,52 



31 



527 



39,68 



51 



6 



15 



15 



6 



6,20 



38 



50,61 



60,51 



61 



38 



44 



15 



wireni 59 



sp 9 



psyche, Antedon 9, 10, 68 



Iridometra 12, 20 



Pterocrinus 23 



Pterometra 39, 49, 61, 63 



Pterometra venusta 50 



Ptilocrinida 42, 43 



Ptilocrinus 3, 26, S3, 57 



Ptilocrinus antareticus 26, 31 



pinnatus 3, 26 



Ptilometra 7, 10, 14, 16, 26, 48, 49, 64 



Ptilometra anthus 7 



australis 64 



dorcadis 36,37,47,49 



longicirra 7 



macronema 7, 35, 48, 49, 56, 69 



macropoda 7 



muUeri 36,48,49 



pulcherrima 36 



splendida 38 



trichopoda 30, 39 



Ptilometrinae 56, 64, 65, 71 (in key), 74 (in key) 



pubescens, Antedon 4 



Thalassometra 7, 21, 27, 33 



Pulchella group 80 



pulchella, Actinometra 11, 



18, 112, 116, 118, 124, 142, 143, 149, 

 150, 162, 154, 155, 166, 231, 294, 296, 

 396, 397. 

 Actinometra (Neocomatella) 153 



