ON THE MARINE ZOOLOGY OF THE IRISH SEA. 



17 



ECHINOIDEA. 



Desmosticha. 



Echinus esculentus, Linn. i. 136. 

 E. miliaris, Linn i. 136. 

 Clypeasteida. 



Echinoeyamus pusillus,O.Y. M. i. 137. 



Petalosticha. 

 Spatangus pwrpureus, Mull. i. 137. 

 Echinocardium cordatum, Penn. i. 138. 



E.flavescens, O. F. Mull. i. 138. 

 JBrissopsis lyrifera, Forb. iv. 23, 175. 



HOLOTHCJRIOIDEA. 



Apoda. 



Synapta inhcerens, 0. F. M. iv. 363. 

 Pedata. 



Phyllophorus Drummondi, Thomps. 

 8th A. R., 12. i. 138. 



Oenus brunneus, Forb. i. 139. 



Cucumaria ptentactes, Mull. i. 139. 



C. Hyndinaui, Thomp. i. 139. 



C. Planci, Marenz. ii. 53. 

 Thyonefusm, 0. F. M. i. 138, iv. 178. 



T. rapkanus, D. & K. iv. 175, 178. 



OPHIUROIDEA. 



Opliiura eiliaris, Linn. i. 140. 



O. albida, Forb. i. 141. 

 Ophinpholis aculeata, Linn. i. 141. 

 Amplduroj eleyans, Leach, i. 142. 



Amphiura Chiajii, Forb. 9th A. R., 



p. 17. 

 Ophiocoma nigra, Abild. i. 142. 

 Opliiothrix frag His, Abild. i. 143. 



LIST OF THE VERMES. 



TURB ELL ARIA. 

 [See Report by F. W. Gamble, M.Sc, in ' Fauna,' vol. iv.] 



I. POLYCLADIDA. 



Leptoplana treviellaris, O. F. Mull. 



iv. 72. 

 Cycloporus pajjillosus, Lang. iv. 74. 



Oliqocladus sanguinolentus, Quatref 



iv. 76. 

 Stylostomum variabile, Lang. iv. 77. 



IL Rhabdoccelida. 



Aphanostoma diversicolor, Oe. iv. 59. 

 Convoluta paradoxa, Oe. iv. 59. 



C. Jiavibacillum, Jens. iv. 61. 

 Promesostoma marmoratum, Schultze. 



iv. 61. 



P. ovoideum, Schm. iv. 62. 



P. lenticulatum, Schm. iv. 62. 

 JByrsoplilebs intermedia, v. Graff, iv. 63. 

 Proxenetes Jiabellifer, Jens. iv. 63. 

 Pseudorhynchus bijidus, Mclnt. iv. 64. 

 AcrorJtync/ixs caledonicus, Clap. iv. 65. 

 JUacror/iyneJius Naegelii, K6U. iv. 66. 



M. kelgolandieus, Metsch. iv. 66. 



Uyporliyncluis armatus, Jens. iv. 66. 

 Provortex balticus, Schultze. iv. 67. 

 Plagiostoma sulphnreum,\. Graff, iv. 68. 



P. vittatum, Frey and Leuck. iv. 68. 

 Vorticeros auriculatum, 0. F. Mull 



iv. 69. 

 Allostoma pallidum, Van Ben. iv. 69. 

 Cylindrastoma quadrioculatum, Leuck. 



iv. 70. 



C. inerme, Hallez. iv. 21. 

 Monotus lineatus, O. F. Mull. iv. 70. 



M. fuscics, Oe. iv. 71. 



III. Tricladida. 

 Planaria littoralis, Van Ben. 10th A. R. 



NEMERTEA. 

 [See Report by W. I. Beaumont, in ' Fauna,' vol. iv.] 



Malacobdella grossa, 0. F. M. i. 



145. 

 Cephalotlirias bivculata, Oersted, iv. 



217, 452. 



Carinella linearis, Mont. i. 145, 332. 



C. Aragoi, Joubin. iv. 151. 



? C. annulata, .Mont. iv. 217. 

 Linens marinws, Mont. i. 332. 



d 6-5 



