A. LJUNGMAN, OPIJIUKOIUBA VIVENTIA IIUC USaUE COGMTA. 317 



intus se tangentia. Papillte orales terncie. Brarhia teretia, lon- 

 gissima. Scutella brachiorura dorsalla late ovalia raargine ab- 

 orali fere recto; ventralia quadrangula fere teque longa ac lata. 

 Papillce ambulacrales binre. Spinae brachiales quatern?e, divari- 

 catcC, diraidiam partem latitudinis brachii longitudine vix super- 

 antes. Diametros disci circiter 7 millim. 



Hab. in raari inter Bataviam et Singapore (Verngren). 



(^eu. 5. Ophiostigma Lütken 1. c. pag. 131. — Lyman 1. c. pag. 103. 



Opliiostigma isocanthum (Ophiura) Say 1. c. pag. 150. — Lyman 

 1. c. pag. 103. 



Ophiostigma moniliforme Lütken 1. c. pag. 132, 



Ophiocoma isocantha Müller und Troschel, System der 



Asteriden, pag. 103. 

 Hab. in raari circa eras Floridae et Indiam occidentalem. 



Ophiostigma tenue Lütken 1. c. pag. 131. 



Hab. in mari juxta öras Americge Centralis occidentalis. 



Divisio IL 



Papulae orales terufc, in ordine interrupto dispositae, e quibus in- 

 tima valida cylindrata, infradentalis, media trigona, squamiformis, 

 in summo sinu orali posita, et externa erecta, squami- vel aculei- 

 formis. Ossicula oralia longa. Sinus oris angusti, papillis oralibus 

 serai-clausi. Scuta radialia mediocria, elongata, angusta, intus diver- 

 gentia et plerumque parum sejuncta. Discus immarginatus, aut squamis 

 nudis vel spinis vel cute raolli plus minasve obtectis utrinque tectus, 

 aut subtus uudus squainulis carens. Papillfe ambulacrales aut binse 

 vel singulae adsunt aut plane desunt. Spincie raediocres vel rninutae 

 glabrse vel scabriusculae, numerosee (quinae ad duodenas). 



Gen. 6. Ophiocnida (Lyman). — Araphiura (B., aa.) Lütken 1. c. 

 pag. 114. — Amphiura (p. p.) Särs, Bidrag til Kundskaben 

 om Middelhavets Littoral-Fauna, pag. 93. — Ophiocnida Lyman 

 (p. p.) 1. c. pag. 133. — Ophiopholis Müller und Troschel 

 (p. p.) 1. c. pag. 96. 



Ophiocnida brachiata (Asterias) Montagu, Descriptions of several 

 Marine Aniraals fouud on the south coast of Devonshire. Traus- 

 actions of the Linnean Society. VII, pag. 84. — Lyman 1. c. 

 pag. 12. 



Amphiura brachiata Lütken 1. c. pag. 114. — Norman, 

 On the Genera and Species of British Echinodermata. 

 Annals and Magazine of Natural History. 1865, pag. 109. 

 Amphiura neapolitana Särs 1. c. pag. 91. — Lütken 1. c. pag. 114, 

 Ophiocnida neapolitana Lyman 1. c. pag. 137. 

 Hab. in mari circa öras Britaunice et in mari mediterraueo. 



