Systematik (Ophiuroidea) 83 
Infraclassis I. Adelophiurida infraclass. nov. 
Ordo I. Adelophiurae ordo nov. 
Infraclassis II. Protophiurida infraelass. nov. 
Ordo II. Lysophiurae Gregory 
Ordo III. Zeugophiurae ordo nov. 
Subelassis II. Myophiurida nov. subelass. 
Infraclassis III. Mesophiurida infraclass. nov. 
Ordo IV. Liparophiurae. 
Ordo V. Praeurophiurae. 
Infraclassis IV. Metophiurida. 
Rezente Formen. 
Ophiuren-Larven, unbestimmte. Mortensen, p. 99—100 Fundorte, etc., 
Jugendformen p. 100—103. Unterer Stachel des inneren Armgliedes 
Textfig. 8, Armspitze Textfig. 9. 
Amphilepis norvegica. Grieg, Bergens Mus. Aarb. 1913, p. 125. 
Amphiura squamata. Koehler, Zool. Jahrb., Bd. 11, p. 356, A. kükenthali, 
n. sp. p. 356, pl. XX, Figs. 1—4 (St. Thomas). — A. squamata- Chichoff 
Arch. Zool. Paris (5), T. 10, p. XXXII — A. chiaji. Grieg, Bergens 
Mus. Aarb. 1913, p. 124, A.elegans p. 124, A. filiformis p. 124, A. 
securigera p. 124. — A.arenaria n.sp. Farquhar, Transact. New Zeal. 
Inst., vol. 45 p. 214 (New Zealand). 
Astrocladus dofleini. Bomford, Rec. Indian Mus., vol. 9, p. 220, Fig. 
Astroclon suensoni n.sp. Mortensen, Vid. Medd. nat. Foren. Kjobenhavn, 
vol. 63, p. 209 (Japan). 
Astrodendron laevigatum. Bomford, Rec. Indian Mus., vol. 9, p. 219, A. 
sagaminum p. 220 nebst Textfig. 
Astrophiura kawamurai n.sp. Matsumoto, Annot. Zool. Japon, vol. 8, 
p. 225, pl. 
Gorgonocephalus lincki. Grieg, Bergens Mus. Aarb. 1913, p. 130. — @. euc- 
nmemis. Koehler, Bull. Mus. Hist. nat. Paris 1913, p. 31. 
Ophiacantha abyssicola. de Morgan, Journ. Mar. Biol. Ass. Plymouth, vol. 9, 
p. 534; O.bidentata p. 535. — O. bidentata. Koehler, Bull. Mus. Hist. 
Nat. Paris 1913, p. 30. 
Ophiactis savignyi. Koehler, Zool. Jahrb., Suppl. 11, p. 355. — O. abyssi- 
cola. de Morgan, Journ. Mar. Biol. Ass. Plymouth, vol. 9, p. 533. — 
O. balli. Mortensen, op. cit., vol. 10, p. 11. 
Ophiocnida scabriuscula. Koehler, Zool. Jahrb., Supl. 11, p. 360. 
Ophiocoma echinata. Koehler, Zool. Jahrb., Suppl. 11, p. 374, O. rüsei 
p- 375, O. pumila p. 375. — O. nigra. Grieg, Bergens Mus. Aarb. 1913, 
p. 125. — O.nigra. Mortensen, Journ. Mar. Biol. Ass. Plymouth, 
vol. 10, p. 12. 
Ophioconis forbesi. de Morgan, Journ. Mar. Biol. Ass. Plymouth, vol. 9 
p- 533. 
Ophiocten sericeum. Grieg, Bergens Mus, Aarb. 1913, p. 123. 
Ophioderma appressa. Koehler, Zool. Jahrb., Suppl. 11, p. 353, O. brevi- 
cauda p. 353, O. brevispina p. 354, O. cinerea p. 354, O. rubicunda p. 354. 
6* 12. Heft 
