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Fig. 2 in Deep-sea Echinoderidae (Kinorhyncha: Cyclorhagida) from the Northwest Pacific

Fig. 2. Line art illustrations of Echinoderes anniae sp. nov. A. ♂, dorsal view. B. ♂, ventral view. C. Segments 10 to 11 in male, with lateral terminal spines drawn in full length, dorsal view. Abbreviations: eft = extended fringe tips; lagco2 = lateral accessory glandular cell outlet type 2; ldgco2 = laterodorsal glandular cell outlet type 2; ldt = laterodorsal tube; lts = lateral terminal spine; lvs = lateroventral spine; mds = middorsal spine (*broken); mlgco2 = midlateral glandular cell outlet type 2; pdgco1 = paradorsal glandular cell outlet type 1; pe = penile spines; sdgco2 = subdorsal glandular cell outlet type 2; sdss = subdorsal sensory spot; slgco2 = sublateral glandular cell outlet type 2; te = tergal extensions; vlgco2 = ventrolateral glandular cell outlet type 2.

Fig. 5 in Deep-sea Echinoderidae (Kinorhyncha: Cyclorhagida) from the Northwest Pacific

Fig. 5. Light micrographs showing overviews and details of Echinoderes dubiosus sp. nov., holotype, ♀ (A–E, G) (NHMD-213583) and paratype, ♂ (F, H) (NHMD-213592). A. Ventral overview. B. Segments 1 to 6, dorsal view. C. Segments 1 to 6, ventral view. D. Segments 7 to 10, dorsal view. E. Segments 8 to 11, ventral view. F. Segments 8 to 11, ventral view. G. Segments 10 to 11 in female, ventral view. H. Segments 10 to 11 in male, dorsal view. Abbreviations: ldss = laterodorsal sensory spot; ldt = laterodorsal tube; ltas = lateral terminal accessory spine; lts = lateral terminal spine; lvs = lateroventral spine; lvt = lateroventral tube; mdgco1 = middorsal glandular cell outlet type 1; mds = middorsal spine; mlgco2 = midlateral glandular cell outlet type 2; pdgco1 = paradorsal glandular cell outlet type 1; pe = penile spines; sdss = subdorsal sensory spot; si = sieve plate; slt = sublateral tube; te = tergal extensions; vmgco1 = ventromedial glandular cell outlet type 1.

Fig. 11 in Deep-sea Echinoderidae (Kinorhyncha: Cyclorhagida) from the Northwest Pacific

Fig. 11. Diagram of mouth cone (grey area), introvert and placids in Echinoderes hviidarum sp. nov., showing distribution of outer oral styles, scalids and trichoscalids. Table shows the scalid arrangement by sector; single-lined boxes mark quincunxes, double-lined boxes mark "double diamonds".

Fig. 24 in Deep-sea Echinoderidae (Kinorhyncha: Cyclorhagida) from the Northwest Pacific

Fig. 24 (opposite page). Light micrographs showing overviews and details of non-types of Echinoderes cf. unispinosus Yamasaki, Neuhaus & George, 2018, ♂ (A, H) (NHMD-227016), ♀ (B–E, G) (NHMD227020) and ♀ (F) (NHMD-227019). A. Ventral overview. B. Segments 1 to 5, dorsal view. C. Segments 1 to 5, ventral view. D. Segments 4 to 7, dorsal view. E. Segments 5 to 8, ventral view. F. Segments 7 to 9, focused on sublateral glandular cell outlet type 2 on segment 8. G. ♀, segments 10 to 11, ventral view. H. ♂, segments 9 to 11, ventral view. Abbreviations: lagco2 = lateral accessory glandular cell outlet type 2; ldgco2 = laterodorsal glandular cell outlet type 2; lts = lateral terminal spine; lvs = lateroventral spine; mds = middorsal spine; pdss = paradorsal sensory spot; pe = penile spine; sdgco2 = subdorsal glandular cell outlet type 2; sdss = subdorsal sensory spot; si = sieve plate; slgco2 = sublateral glandular cell outlet type 2; te = tergal extensions; vlgco2 = ventrolateral glandular cell outlet type 2; vmss = ventromedial sensory spot.

Fig. 10 in Deep-sea Echinoderidae (Kinorhyncha: Cyclorhagida) from the Northwest Pacific

Fig. 10. Line art illustrations of Echinoderes hviidarum sp. nov. A. ♂, dorsal view. B. ♂, ventral view. C. ♂, segments 10 to 11, with lateral terminal spines drawn in full length, dorsal view. D. ♀, segments 10 to 11, dorsal view. E. ♀, segments 10 to 11, ventral view. Abbreviations: lat = lateral accessory tube; ldt = laterodorsal tube; ltas = lateral terminal accessory spine; lts = lateral terminal spine; lvs = lateroventral spine; lvt = lateroventral tube; mdgco1 = middorsal glandular cell outlet type 1; mds = middorsal spine; mlss = midlateral sensory spot; pdgco1 = paradorsal glandular cell outlet type 1; pe = penile spines; pr = protuberance; sdss = subdorsal sensory spot; si = sieve plate; slgco1 = sublateral glandular cell outlet type 1; slss = sublateral sensory spot; vlss = ventrolateral sensory spot; vmss = ventromedial sensory spot.

Fig. 27 in Deep-sea Echinoderidae (Kinorhyncha: Cyclorhagida) from the Northwest Pacific

Fig. 27. Scanning electron micrographs showing overviews and details of Fissuroderes higginsi Neuhaus & Blasche, 2006, ♂. A. Ventrolateral overview. B. Lateral overview. C. Segments 1 to 2, ventral view. D. Detail showing left sternal plate of segment 6. E. Segments 4 to 6, laterodorsal view. F. Segments 8 to 9, dorsal view G. Segments 8 to 9, laterodorsal view. H. Segment 10, dorsal view. I. Segment 11, dorsal view. Abbreviations: ldgco2 = laterodorsal glandular cell outlet type 2; ldss = laterodorsal sensory spot; ldt = laterodorsal tube; lts = lateral terminal spine; lvs = lateroventral spine; mds = middorsal spine; pdss = paradorsal sensory spot; pe = penile spine; sdss = subdorsal sensory spot; sls = sublateral spine; te = tergal extensions; vlt = ventrolateral tube; vmss = ventromedial sensory spot.

Fig. 6 in Deep-sea Echinoderidae (Kinorhyncha: Cyclorhagida) from the Northwest Pacific

Fig. 6 (opposite page). Scanning electron micrographs showing overviews and details of Echinoderes dubiosus sp. nov. A. Lateral overview. B. Segments 1 to 3, laterodorsal view. C. Segments 1 to 3, ventral view. D. Segments 2 to 3, lateral view. E. Detail showing minute midlateral glandular cell outlet type 2 on segment 2. F. Detail showing middorsal spines and paradorsal sensory spots on segments 6 and 7. G. Segments 4 to 7, left side middorsal to laterodorsal areas. H. Segments 8, lateral view. I. Segments 10 to 11 in male, laterodorsal view. J. Segments 10 to 11 in female, laterodorsal view. K. Mid- and paradorsal regions of segment 9. L. Segments 9 to 11 in male, ventral view. M. Segments 10 to 11 in female, ventral view. Abbreviations: ldss = laterodorsal sensory spot; ldt = laterodorsal tube; ltas = lateral terminal accessory spine; lts = lateral terminal spine; lvs = lateroventral spine; mds = middorsal spine; mlgco2 = midlateral glandular cell outlet type 2; pdss = paradorsal sensory spot; pe = penile spines; pf = papillary flap; po = pore; sdss = subdorsal sensory spot; slgco1 = sublateral glandular cell outlet type 1; slt = sublateral tube; te = tergal extensions; vlss = ventrolateral sensory spot; vmss = ventromedial sensory spot.

Fig. 12 in Deep-sea Echinoderidae (Kinorhyncha: Cyclorhagida) from the Northwest Pacific

Fig. 12. Light micrographs showing overviews and details of Echinoderes hviidarum sp. nov., holotype, ♂ (A–B, E–F) (NHMD-213610), paratype, ♂ (C–D) (NHMD-213614) and paratype, ♀ (G) (NHMD213635). A. Dorsal overview. B. Ventral overview. C. Segments 6 to 9, dorsal view. D. Segments 8 to 11, ventral view. E. ♂, segments 10 to 11, dorsal view. F. ♂, segments 10 to 11, ventral view. G. ♀, segments 10 to 11, ventral view. Abbreviations: lat = lateral accessory tube; ldt = laterodorsal tube; ltas = lateral terminal accessory spine; lts = lateral terminal spine; lvs = lateroventral spine; lvt = lateroventral tube; mds = middorsal spine; pdss = paradorsal sensory spot; pe = penile spines; pr = protuberance; sdss = subdorsal sensory spot; te = tergal extensions; vlss = ventrolateral sensory spot.

Fig. 26 in Deep-sea Echinoderidae (Kinorhyncha: Cyclorhagida) from the Northwest Pacific

Fig. 26. Light micrographs showing overviews and details of Fissuroderes higginsi Neuhaus & Blasche, 2006, non-type, ♂ (NHMD-227025). A. Dorsal overview. B. Ventral overview. C. Segments 1 to 4, dorsal view. D. Segments 1 to 4, ventral view. E. Segments 4 to 7, dorsal view. F. Segments 8 to 10, dorsal view. G. Segments 7 to 10, ventral view. H. Segments 10 to 11, ventral view. Abbreviations: ldgco2 = laterodorsal glandular cell outlet type 2; lts = lateral terminal spine; lvgco1 = lateroventral glandular cell outlet type 1; lvs = lateroventral spine; mds = middorsal spine; pe = penile spine; sdt = subdorsal tube; sls = sublateral spine; te = tergal extensions; vlt = ventrolateral tube.

Fig. 9 in Deep-sea Echinoderidae (Kinorhyncha: Cyclorhagida) from the Northwest Pacific

Fig. 9 (opposite page). Scanning electron micrographs showing overviews and details of Echinoderes hamiltonorum sp. nov. A. Lateral overview. B. Ventral overview. C. Mouth cone. D. Introvert sector 8. E. Segments 1 to 3, dorsolateral view; note that laterodorsal sensory spots are missing in this particular specimen. F. Segments 1 to 3, ventral view. G. Detail showing lateral side of segment 8 without any indication of glandular cell outlets type 2. H. Segments 8 to 9, lateral view. I. Detail showing midlateral to lateroventral parts of segments 5 and 6. J. ♂, segments 10 to 11, dorsolateral view. K. ♂, segments 10 to 11, ventral view. L. ♀, segments 10 to 11, laterodorsal view. Abbreviations: ldgco2 = laterodorsal glandular cell outlet type 2; ldss = laterodorsal sensory spot; ldt = laterodorsal tube; ltas = lateral terminal accessory spine; lts = lateral terminal spine; lvs = lateroventral spine; lvt = lateroventral tube; mdss = middorsal sensory spot; mlss = midlateral sensory spot; oos = outer oral style; pdss = paradorsal sensory spot; pe = penile spines; psp = primary spinoscalid; sdgco2 = subdorsal glandular cell outlet type 2; sdss = subdorsal sensory spot; si = sieve plate; slgco2 = sublateral glandular cell outlet type 2; sp = spinoscalid followed by introvert ring number; te = tergal extensions; tr = trichoscalid; vlgco1 = ventrolateral glandular cell outlet type 1; vlss = ventrolateral sensory spot; vlt = ventrolateral tube; vmss = ventromedial sensory spot.

Fig. 19 in Deep-sea Echinoderidae (Kinorhyncha: Cyclorhagida) from the Northwest Pacific

Fig. 19. Light micrographs showing overviews and details of Echinoderes lupherorum sp. nov., holotype, ♀ (A–C, H) (NHMD-225220), paratype, ♀ (D–G) (NHMD-225226) and paratype, ♂ (I–J) (NHMD-225225). A. Ventral overview. B. Segments 1 to 3, dorsal view. C. Segments 1 to 3, ventral view. D. Segments 3 to 6, dorsal view. E. Segments 3 to 6, ventral view. F. Segments 8 to 9, dorsal view. G. Segments 7 to 8, ventral view. H. ♀, segments 10 to 11, ventral view. I. ♂, segments 10 to 11, dorsal view. J. ♂, segments 10 to 11, ventral view. Abbreviations: fpa = female papillae; ldgco2 = laterodorsal glandular cell outlet type 2; ldss = laterodorsal sensory spot; ltas = lateral terminal accessory spine; lts = lateral terminal spine; lvs = lateroventral spine; lvt = lateroventral tube; mds = middorsal spine; mlt = midlateral tube; pdss = paradorsal sensory spot; pe = penile spine; sdgco1/2 = subdorsal glandular cell outlet type 1 or 2; sdss = subdorsal sensory spot; te = tergal extensions; vmss = ventromedial sensory spot.

Fig. 22 in Deep-sea Echinoderidae (Kinorhyncha: Cyclorhagida) from the Northwest Pacific

Fig. 22. Light micrographs showing overviews and details of Echinoderes yamasakii sp. nov., holotype, ♀ (A–G) (NHMD-226471) and paratype, ♂ (H) (NHMD-226479). A. Ventral overview. B. Segments 1 to 4, dorsal view. C. Segments 1 to 4, ventral view. D. Segments 7 to 10, dorsal view. E. Segments 6 to 9, ventral view. F. Segments 10 to 11, focused on midlateral tube. G. ♀, segments 10 to 11, ventral view. H. ♂, segments 10 to 11, ventral view. Abbreviations: fpa = female papillae; ldgco2 = laterodorsal glandular cell outlet type 2; ldss = laterodorsal sensory spot; ltas = lateral terminal accessory spine; lts = lateral terminal spine; lvs = lateroventral spine; lvt = lateroventral tube; mdgco1 = middorsal glandular cell outlet type 1; mds = middorsal spine; mlt = midlateral tube; pe = penile spine; sdgco2 = subdorsal glandular cell outlet type 2; sdss = subdorsal sensory spot; si = sieve plate; te = tergal extensions.

Fig. 38 in Temporary expansion to shelf depths rather than an onshore-offshore trend: the shallow-water rise and demise of the modern deep-sea brittle star family Ophiacanthidae (Echinodermata: Ophiuroidea)

Fig. 38. Fossil lateral arm plates (LAPs) of ophiacanthid brittle stars in external (a) and internal (b) views. 1-4. Ophiojagtus irimurai gen. et sp. nov. from the early Kimmeridgian (Late Jurassic) of the Pointe du Chay, France. 1. GZG.INV.78808 (holotype), proximal LAP. 2. GZG.INV.78809 (paratype), median LAP. 3. GZG.INV.78810 (paratype), median LAP. 4. GZG.INV.78811 (paratype), distal LAP. 5-7. Ophiojagtus acklesi gen. et sp. nov. from the late Aptian (Early Cretaceous) of Wizard Way, Texas. 5. GZG.INV.78814 (holotype), proximal LAP. 6. GZG.INV.78815 (paratype), median to distal LAP. 7. GZG.INV.78816 (paratype), proximal LAP. 8. Ophiojagtus sp. 1 from the early Cenomanian (Late Cretaceous) of Waco, Texas; proximal LAP. 9-10. Ophiojagtus alternatus (Kutscher & Jagt, 2000) comb. nov. from the early late Maastrichtian (Late Cretaceous) of Haccourt, Belgium. 9. NHMM 2012 060, proximal to median LAP. 10. NHMM 2012 061, proximal LAP. One common scale bar per species.

Fig. 31 in Temporary expansion to shelf depths rather than an onshore-offshore trend: the shallow-water rise and demise of the modern deep-sea brittle star family Ophiacanthidae (Echinodermata: Ophiuroidea)

Fig. 31. Lateral arm plates (LAPs) of fossil and Recent ophiacanthid brittle stars in external (a) and internal (b) views. 1-4. Ishidacantha fuersichi gen. et sp. nov. from the Callovian (Middle Jurassic) of Jumara, India. 1. GZG.INV.78728 (holotype), proximal LAP. 2. GZG.INV.78729 (paratype), proximal LAP. 3. GZG.INV.78730 (paratype), median LAP. 4. GZG.INV.78731 (paratype), distal LAP. 5-6. Ishidacantha trispinosa (Hess, 1965) comb. nov. from the early Oxfordian (Late Jurassic) of Longecombe, France. 5. NHMB M11222, proximal LAP. 6. NHMB M11223, distal LAP. 7-9. Ophiomitrella conferta (Koehler, 1922), Recent. 7. Proximal LAP. 8. median LAP. 9. distal LAP. 10-12. Ophiomitrella? sp. 1 from the Callovian of Bauer-Wehrland, Germany. 10. GZG.INV.78735, proximal LAP. 11. GZG.INV.78736, median LAP. 12. GZG.INV.78737, distal LAP. One common scale bar per species.

Fig. 30 in Temporary expansion to shelf depths rather than an onshore-offshore trend: the shallow-water rise and demise of the modern deep-sea brittle star family Ophiacanthidae (Echinodermata: Ophiuroidea)

Fig. 30. Fossil lateral arm plates (LAPs) of ophiacanthid brittle stars in external (a) and internal (b) views. 1-3. Dermacantha sp. nov. innom. from the Bajocian-Bathonian boundary of Touert, France. 1. GZG.INV.78714, proximal LAP. 2. GZG.INV.78715, median LAP. 3. GZG.INV.78716, distal LAP. 4-6. Dermacantha carli gen. et sp. nov. from the late Oxfordian (Late Jurassic) of the Plettenberg, Germany. 4. GZG.INV.78718 (holotype), proximal LAP. 5. GZG.INV.78719 (paratype), median LAP. 6. GZG. INV.78720 (paratype), distal LAP. 7-9. Ishidacantha hirokoae gen. et sp. nov. from the middle Toarcian (Early Jurassic) of Le Clapier, France. 7. GZG.INV.78723 (holotype), proximal LAP. 8. GZG.INV.78724 (paratype), median LAP. 9. GZG.INV.78725 (paratype), distal LAP. One common scale bar per species.

Fig. 22 in Temporary expansion to shelf depths rather than an onshore-offshore trend: the shallow-water rise and demise of the modern deep-sea brittle star family Ophiacanthidae (Echinodermata: Ophiuroidea)

Fig. 22. Lateral arm plates (LAPs) of fossil and Recent ophiacanthid brittle stars in external (a) and internal (b) views. 1-2. Hanshessia sp. from the Callovian (Middle Jurassic) of Jumara, India. 1. GZG. INV.78641, proximal to median LAP. 2. GZG.INV.78642, proximal LAP. 3-4. Ophiocopa spatula Lyman, 1883, Recent. 3. Proximal LAP. 4. Distal LAP. 5. Alternacantha? sp. from the late Pliensbachian (Early Jurassic) of Amellago, Morocco; GZG.INV.78645, proximal LAP. 6. Alternacantha sp. nov. innom. 1 from the middle Toarcian (Early Jurassic) of Le Clapier, France; GZG.INV.78647, proximal to median LAP. 7-8. Alternacantha occulta Thuy & Meyer, 2013, from the early Bajocian (Middle Jurassic) of Longwy, France. 7. GZG.INV.78648, proximal LAP. 8. GZG.INV.78649, distal LAP. 9-10. Alternacantha sp. nov. innom. 2 from the Callovian (Middle Jurassic) of Jumara, India. 9. GZG.INV.78652, proximal to median LAP. 10. GZG.INV.78653, median LAP. One common scale bar per species.

Fig. 26 in Temporary expansion to shelf depths rather than an onshore-offshore trend: the shallow-water rise and demise of the modern deep-sea brittle star family Ophiacanthidae (Echinodermata: Ophiuroidea)

Fig. 26. Fossil lateral arm plates (LAPs) of ophiacanthid brittle stars in external (a) and internal (b) views. 1-3. Dermocoma faberi sp. nov. from the Hettangian (Early Jurassic) of Vance, Belgium. 1. MnhnL HE408 (holotype), proximal LAP. 2. MnhnL HE409 (paratype), median LAP. 3. MnhnL HE410 (paratype), distal LAP. 4-6. Dermocoma potti sp. nov. from the late Pliensbachian (Early Jurassic) of Feuguerolles, France. 4. GZG.INV.78675 (holotype), proximal LAP. 5. GZG.INV.78676 (paratype), median LAP. 6. GZG. INV.78677 (paratype), distal LAP. 7-8. Dermocoma toarcensis (Hess, 1962) comb. nov. from the late Toarcian (Early Jurassic) of Seewen, Switzerland. 7. NHMB M11216, proximal LAP. 8. NHMB M11217, distal LAP. 9-11. Dermocoma longwyensis sp. nov. from the early Bajocian (Middle Jurassic) of Longwy, France. 9. GZG.INV.78679 (holotype), proximal LAP. 10. GZG.INV.78680 (paratype), median LAP. 11. GZG.INV.78681 (paratype), distal LAP. One common scale bar per species.

Fig. 19 in Temporary expansion to shelf depths rather than an onshore-offshore trend: the shallow-water rise and demise of the modern deep-sea brittle star family Ophiacanthidae (Echinodermata: Ophiuroidea)

Fig. 19. Fossil skeletal plates of ophiacanthid brittle stars; lateral arm plates (LAPs) in external (a) and internal (b) views. 1-2. Ophiacantha sp. nov. innom 3 from the middle Albian (Early Cretaceous) of Folkestone, Great Britain. 1. GZG.INV.78602, proximal LAP. 2. GZG.INV.78603, distal LAP. 3-5. Ophiacantha reginae sp. nov. from the late Campanian (Late Cretaceous) of Lägerdorf-Alsen, Germany. 3. GZG.INV.78605 (holotype), proximal LAP. 4. GZG.INV.78606 (paratype), median LAP. 5. GZG.INV.78607 (paratype), distal LAP. 6-9. Ophiacantha steffenschneideri sp. nov. from the Rupelian (Oligocene) of Bad Freienwalde, Germany. 6. GZG.INV.78609 (holotype), proximal LAP. 7. GZG.INV.78610 (paratype), median LAP. 8. GZG.INV.78611 (paratype), distal LAP. 9. GZG. INV.78612 (paratype), arm spine. 10-12. Ophiogaleus sp. nov. innom 1 from the late Sinemurian to early Pliensbachian (Early Jurassic) of the Glasenbach Gorge, Austria. 10. NHMW 2012/0137/0017, proximal LAP. 11. NHMW 2012/0137/0018, proximal to median LAP. 12. NHMW 2012/0137/0019, proximal to median LAP. One common scale bar per species except for 9.

Fig. 15 in Temporary expansion to shelf depths rather than an onshore-offshore trend: the shallow-water rise and demise of the modern deep-sea brittle star family Ophiacanthidae (Echinodermata: Ophiuroidea)

Fig. 15. Fossil lateral arm plates (LAPs) of ophiacanthid brittle stars in external (a) and internal (b) views. 1-3. Geromura teckliformis gen. et sp. nov. from the late Valanginian (Early Cretaceous) of the Ternberg Nappe, Austria. 1. NHMW 2012/0138/0005 (holotype), proximal LAP. 2. NHMW 2012/0138/0006 (paratype), median LAP. 3. NHMW 2012/0138/0007 (paratype), distal LAP. 4-6. Krohcoma mira gen. et sp. nov. from the late Sinemurian to early Pliensbachian (Early Jurassic) of the Glasenbach Gorge, Austria. 4. NHMW 2012/0137/0013 (holotype), proximal LAP. 5. NHMW 2012/0137/0014 (paratype), median LAP. 6. NHMW 2012/0137/0015 (paratype), distal LAP. 7-8. Krohcoma sp. nov. innom from the late Bathonian (Middle Jurassic) of Jumara, India. 7. GZG.INV.78574, proximal LAP. 8. GZG.INV.78575, median to distal LAP. 9-12. Krohcoma ampla gen. et sp. nov. from the early Kimmeridgian of the Pointe du Chay (9-10), France, and the late Kimmeridgian of Trancoso, Portugal (11-12). 9. GZG.INV.78577 (holotype), proximal LAP. 10. GZG.INV.78578 (paratype), median LAP. 11. GZG.INV.78579 (paratype), median LAP. 12. GZG.INV.78580 (paratype), distal LAP. One common scale bar per species is given.

Fig. 13 in Temporary expansion to shelf depths rather than an onshore-offshore trend: the shallow-water rise and demise of the modern deep-sea brittle star family Ophiacanthidae (Echinodermata: Ophiuroidea)

Fig. 13. Lateral arm plates (LAPs) of fossil and Recent ophiacanthid brittle stars in external (a) and internal (b) views. 1-3. Ophiotoma incredibilis sp. nov. from the latest Aptian to earliest Albian (Early Cretaceous) of Blake Nose, NE Atlantic. 1. GZG.INV.78549 (holotype), proximal LAP. 2. GZG. INV.78550 (paratype), median LAP. 3. GZG.INV.78551 (paratype), distal LAP. 4. Ophiolimna antarctica (Lyman, 1879), Recent, proximal LAP. 5-6. Ophiolimna perfida (Koehler, 1904), Recent. 5. Proximal LAP. 6. distal LAP. 7-8. Ophiolimna tiamatia sp. nov. from the late Sinemurian to early Pliensbachian (Early Jurassic) of the Glasenbach Gorge, Austria. 7. NHMW 2012/0137/0010 (holotype), proximal LAP. 8. NHMW 2012/0137/0011 (paratype), median LAP. 9-12. Ophiolimna malagasica sp. nov. from the Bathonian (Middle Jurassic) of Jumara, India. 9. GZG.INV.78553 (holotype), proximal LAP. 10. GZG.INV.78554 (paratype), median LAP. 11. GZG.INV.78555 (paratype), median LAP. 12. GZG. INV.78556 (paratype), distal LAP. One common scale bar per species is given.