PARASITES AND COMMENSALS 



Acholoe zostericola, 47 

 Anophrys echini, 263, 308 

 x^LStericola Claiisi, 47 

 Astrocheres echinicola, 263 

 Astrocheres Liljeborgi, 47, 120 



Cancerilla tubulata, 151, 222 

 Cercaria capriciosa, 240 

 Chordeumiuni obesum, 151, 159 

 Coccomyxa ophiuras, 151, 237 

 ColjDidiura echini, 263 

 Cryptochilum boreale, 439 

 Cryptochilum echini, 263, 308 

 Cypridina globosa, 263 



Dendrogaster, 49, 120 

 Discopus synaptse, 357, 428 



Echinocheres globosus, 263 

 Enteroxenos Oestergreni, 357, 



390 

 Entocolax Ludwigi, 357 

 Entoconcha mirabilis, 357, 429 

 Entovalva mirabihs, 357 

 Entovalva Perrieri, 428 

 Eulima, 357 



Fellodistomnm felHs, 151, 240 

 Fierasfer, 49, 357, 394 

 Flabelligera affinis, 299 



Gonospora Mercieri, 428 



Harmothoe lunulata, 219, 428 

 Harmothoe niar23hysa, 428 

 Hemispeiropsis antedonis, 29 



Ichthyonema Grayi, 263, 299 



Lissocarcinus orbicularis, 357 

 Loxosoma, 31, 223 

 Loxosomella antedonis, 33, 37 



Montacuta, 263 

 Montacuta bidentata, 219 

 Montacuta substriata, 329 

 Mucronalia, 263 



Munna Boecki, 41 

 Myzostoma, 15, 47, 151 



alatum, 34 



Carpenteri, 33, 41 



cirriferum, 29, 31, 33 



fimbriatuni, 37 



giganteum, 33 



gigas, 37 



Graffi, 33 



parasiticum, 29, 31 



pulvinar, 34 



Oncholaimus echini, 263, 299 



Parartrotrogus Richardi, 237 

 Pelseneeria, 263 

 Pelseneeria media, 306 

 Pelseneeria profunda, 306 

 Pelseneeria stylifera, 314 

 Philichthys amphiurae, 151, 222 

 Philomedes brenda, 263 

 Pinnotheres, 357 

 Pionodesmodes phormosomae, 



263, 285 

 Podalirius typicus, 47, 141 

 Protomyzostoma, 151, 161 



Rhabdostyla arenaria, 428 

 Rhopalura, 151 

 Rhopalura Giarcli, 222 



Scottomyzon gibbosum, 141 

 Sicyopus commensalis, 357 

 Stylifer, 47, 263 

 Stylifer Turtoni, 314 

 Synaptiphilus luteus, 428 

 Syndesmis echinorum, 263, 299 

 301, 308, 314 



Tetrakentron synaptae, 357, 428 

 Thyca, 47 



Ureeolaria synaptic, 428 

 Urospora synaptae, 428 

 Urothoe marina, 334 



Zebrida Adamsii, 263 



453 



