122 



TISSUE RESPIRATION IN INVERTEBRATES 



Octopus macropus Risso, 37, 75 



Octopus vulgaris Lamarck, 37-39, 77, 83 



Ocypode albicans, Crustacea, 51, 77 



Ocypode quadrata (Fabricius), 51, 77 



orange, sea. See Tethya aurantia 



Ostrea circumpicta Pilsbry, Pelecypoda, 31 



Ostrea gigas, 21, 75-77 



Ostrea virginica, 23, 75-76, 78, 84 



oyster. See Crassostrea gigas and Ostrea 



circumpicta 

 oyster, Australian rock. See Saxostrea 



commercialis 

 oyster, pearl. See Pinctada martensii 

 oyster, Portuguese. See Gryphaea angulata 

 oyster, tree. See Isognomon alata 

 oyster, Virginia. See Crassostrea virginica 



Porifera, 1, 2, 9-11, 75, 81 



Portuguese man-of-war. See Physalia physalis 

 Portuguese oyster. See Gryphaea angulata 

 prawn. See Pandalus borealis- See also shrimp 

 Pseudaxinella rosacea (Verrill), Demospongiae, 



9, 75 

 Pugettia producta (Randall), Crustacea, 53, 77 

 purple gorgonian. See Plexaura flexuosa 

 purple land crab. See Gecarcinus lateralis 

 purple sea fan. See Gorgonia flabellum 



quahog. See Mercenaria mercenaria 



red-jointed fiddler crab. See Uca minax 

 red-legged grasshopper. See Melanoplus 

 femurrubrum 



Pachygrapsus crassipes Randall, Crustacea, 51 

 Palaemon squilla (Linnaeus), Crustacea, 51, 



80, 85 

 Pandalus borealis Kr0yer, Crustacea, 53 

 Pandalus montagui Leach, 53 

 Panopeus herbstii Milne- Edwards, Crustacea, 



53, 77 

 Panulirus argus (Latreille), Crustacea, 53, 76 

 Parascaris equorum Goeze, Nematoda, 13, 82 

 parchment worm. See Chaetopterus 

 peacock worm. See Sabella pavonina 

 pearl oyster. See Pinctada martensii 

 Pecten, Pelecypoda, 31 

 Pecten irradians Lamarck, 31 

 Pedalion alata, 25, 76 

 Pelagia cyanella, Scyphozoa, 11 

 Pelagia noctiluca (Forskal), 11 

 Pelecypoda, Mollusca, 1, 2, 21-33, 75-79, 



84, 86, 91, 93 

 pen shell. See Pinna muricata 

 Periplaneta americaim (Linnaeus), Insecta, 



65-71, 76-79, 84, 86, 87 

 petit-gris. See Helix aspersa 

 Phorm.ia regina (Meigen), Insecta, 71, 78 

 Physalia pelagica, Hydrozoa, 11, 76 

 Physalia physalis (Linnaeus), 11, 76 

 Pinctada martensii (Dunker), Pelecypoda, 



31, 75-77, 79 

 Pinna m.uricata Linnaeus, Pelecypoda, 33 

 Platyhelminthes , 1, 82 



Platysamia cecropia, 5, 57-63, 76, 78, 82, 83 

 Plexaura flexuosa Kiikenthal, Anthozoa, 11, 76 

 Polychaeta, Annelida, 1,2, 39-41 

 Polyphemus moth. See Telea polyphemus 

 pond snail. See Lym.aea stagnalis 



Sabella pavonina Savigny, Polychaeta, 39-41 

 Sarcophaga bullata Parker, Insecta, 71, 78 

 saturniid moth, 83. See also Hyalophora 



cecropia and Telea polyphemus 

 Saxostrea com.m. ere talis Iredale, Pelecypoda, 33 

 scallop. See Pecten 



Sceliphron cementarius (Drury), Insecta, 71 

 Schistocerca gregaria (Forskal), Insecta, 71 

 Schistocerca infumata Scudder, 73, 77 

 Schistosom.a mansoni Sambon, Trematoda, 82 

 Scyphozoa, Coelenterata, 1, 2, 11, 82 

 sea anemone. See Condylactis gigantea 

 sea cucumber, 91. See also Isostichopus 



badionotus and Thyone 

 sea fan, purple. See Gorgonia flabellum 

 sea hare. See Aplysia 

 sea orange. See Tethya aurantia 

 Sepia officinalis Linnaeus, Cephalopoda, 39, 



79, 86 

 Sesarma cinerea, Crustacea, 53, 77 

 Sesarm.a cinereum (Bosc), 53, 77 

 shore crab, striped. See Pachygrapsus crassipes 

 shrimp. See Palaemon squilla 

 shrimp, pink. See Pandalus montagui. See also 



prawn, 

 silkworm. See Bom,byx mori 

 snail, Burgundy. See Helix pomatia 

 snail, dented garden. See Helix aspersa 

 snail, Jerusalem land. See Levantina 



hierosolytna 

 snail, little edible land. See Helix pis ana 

 snail, pond. See Lymnaea stagnalis 

 snail, vineyard. See Helix pomatia 

 snail, white-lipped edible land. See Helix 



vermiculata 



