BULLETIN 100, UNITED STATES NATIONAL MUSEUM. 



Family OPHIOCOMIDAE Ljungman, 1867. 



Ophiocoma brevipes Peters. 

 Ophiocoma erinaceus Miiller and Troschel. 

 Ophiocoma lineolata Miiller and Troschel. 

 Ophiocoma scolopendrina (Lamarck). 

 Ophiocoma wendtii Miiller and Troschel. 

 Ophiomastix annulosa (Lamarck). 

 Ophiomastix flaccida Lyman. 

 Ophiomastix liitkeni Pfeffer. 

 Ophiomastix mixta Liitken. 

 Ophiomastix venosa Peters. 

 Ophiarthrum elegans Peters. 



Family OPHIODERMATIDAE Ljungman, 18G7. 



Ophiakachna quinquespinosa. new species. 

 Pectinura yoldii (Liitken). 

 Pectinura aequalis (Lyman). 

 Ophiopezella spinosa (Ljungman). 

 Ophiarachnella gorgonia (Miiller and Troschel). 

 Ophiarachnella honor ata (Koehler). 

 Ophiarachnella infernalis (Miiller and Troschel). 

 Ophiarachnella nitens (Koehler). 

 Bathypectinura conspicua (Koehler). 

 Cryptopelta tecta, new species. 

 Ophiurodon ductus (Koehler). 

 Ophiurodon permixtus (Koehler). 



Family OPHIOLEPIDIDAE Ljungman, 1 807. 



Ophiopyrgus planulattjs, new species. 

 Amphiophiura canawculata, new species. 

 Amphiophiura fastigiata, new species. 

 Amphiophiura improba (Koehler). 

 Amphiophiura insolita (Koehler). 

 Amphiophiura paupera (Koehler). 

 Amphiophiura radiata (Lyman). 

 Amphiophiura tsculptilis (Lyman). 

 Amphiophiura sordida (Koehler). 

 Amphiophiuea spatulifeka, new species. 

 Amphiophiura stellata (Studer). 

 Stegophiura sladeni (Duncan). 

 Stegophiura sterilis, new species. 

 Ophiura aequalis Lyman. 

 Ophiura clemens Koehler. 

 Ophiura flagellata Lyman. 

 Ophiura fluctuans, new species. 

 Ophiura irrorata Lyman. 

 Ophiura kinbergi Lyman. 

 Ophiura micrantha H. L. Clark. 

 Ophiura mitescens, new species. 

 Ophiura sarsii Liitken. 

 Homalophiura inflata (Koehler). 

 Homalophiura inornata (Lyman). 



