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8,443 results for “gastropoda”
FIGURE 9 A1–A2 in The Columbellidae (Gastropoda, Buccinoidea) in the Miocene Paratethys Sea—striking diversity of a negelected group
FIGURE 9 A1–A2. Mitrella elongatissima nov. sp., NHMW 2020/0162/0001, holotype, Steinebrunn (Austria). B1–B2. Mitrella elongatissima nov. sp., NHMW 2020/0162/0002, paratype, Steinebrunn (Austria). C1–C2. Mitrella elongatissima nov. sp., NHMW 2020/0162/0003, paratype, Steinebrunn (Austria). D. Mitrella elongatissima nov. sp., NHMW1846/0037/0157, paratype, Steinebrunn (Austria). E1–E2. Mitrella demaintenonae nov. sp., NHMW1878/0001/0081, paratype, Möllersdorf; F1–F2. Mitrella demaintenonae nov. sp., NHMW2020/0162/0002, Coşteiu de Sus (Romania). G1–G2. Mitrella demaintenonae nov. sp., NHMW 2020/0161/0001, holotype, Coşteiu de Sus (Romania). H. Mitrella demaintenonae nov. sp., NHMW1867/ 0019/0049b, Coşteiu de Sus (Romania).
FIGURE 12 A1–A2 in The Columbellidae (Gastropoda, Buccinoidea) in the Miocene Paratethys Sea—striking diversity of a negelected group
FIGURE 12 A1–A2. "Mitrella" bittneri (Hoernes & Auinger, 1880), NHMW1860/0001/0129a, lectotype, Steinebrunn (Austria). B1–B2. "Mitrella" bittneri (Hoernes & Auinger, 1880), NHMW1860/0001/0129b, paralectotype, Steinebrunn (Austria). C1– C2. "Mitrella" bittneri (Hoernes & Auinger, 1880), NHMW1860/0001/0129c, paralectotype, Steinebrunn (Austria). D1–D2. Defensina bucciniformis (Hoernes & Auinger, 1880), NHMW1876/0011/0018, lectotype, Lăpugiu de Sus (Romania). E1–E2. Defensina bucciniformis (Hoernes & Auinger, 1880), NHMW1859/0045/0601, paralectotype, Lăpugiu de Sus (Romania). F. Defensina bucciniformis (Hoernes & Auinger, 1880), NHMW1854/0035/0133, paralectotype, Lăpugiu de Sus (Romania). G. Defensina bucciniformis (Hoernes & Auinger, 1880), SMF 360679, lectotype of Mitrella inquidens Boettger, 1906, Coşteiu de Sus (Romania).
FIGURE 7 in The Columbellidae (Gastropoda, Buccinoidea) in the Miocene Paratethys Sea—striking diversity of a negelected group
FIGURE 7. Species described by Friedberg (1911, 1938). A1–A2. "Columbella" paucicostata (Friedberg, 1911), ZNG PAN 1257, holotype, Dryszczów (Ukraine). B1–B2. Sulcomitrella januskiewiczi (Friedberg, 1938), ZNG PAN 2528, lectotype, Zborów (Ukraine). C2–C2. Mitrella convexa Friedberg, 1911, re-illustrated from Friedberg (1911, pl. 2, fig. 2).
FIGURE 20 in The Columbellidae (Gastropoda, Buccinoidea) in the Miocene Paratethys Sea—striking diversity of a negelected group
FIGURE 20. Schematic drawings of Paratethyan Columbellidae showing size relations amongst species; colors group genera. 1. Asytris? agenta Harzhauser & Kowalke, 2002, 2. Bellacolumbella katharinae (Hoernes & Auinger, 1880), 3. Bellacolumbella embryonalis (Boettger, 1902), 4. Mitrella pseudofallax (Kókay, 1966), 5. Bellacolumbella karreri (Hoernes & Auinger 1880), 6. Sulcomitrella januskiewiczi (Friedberg, 1938), 7. Costoanachis latecostata (Boettger, 1902), 8. Astyris sarmatica (Kojumdgieva, 1969), 9. Mitrella petersi (Hilber, 1879), 10. Costoanachis guembeli (Hoernes & Auinger, 1880), 11. Zafrona sphaerocorrugata nov. sp., 12. Defensina bucciniformis (Hoernes & Auinger, 1880), 13. Mitrella hilberi Cossmann, 1901, 14. "Mitrella" bittneri (Hoernes & Auinger, 1880, 15. Scabrella haueri (Hoernes & Auinger, 1880), 16. Mitrella demaintenonae nov. sp., 17. Mitrella elongatissima nov. sp., 18. Mitrella fallax (Hoernes & Auinger, 1880), 19. Auingeria austriaca (Hoernes & Auinger, 1880), 20. Clinurella sophiae Boettger, 1902, 21. Orthurella moravica (Hoernes & Auinger, 1880), 22. Thiarella bronni (Mayer, 1869), 23. "Columbella" paucicostata (Friedberg, 1911), 24. Mitrella dacica nov. sp., 25. Auingeria bellardii (Hoernes, 1852), 26. Auingeria grussbachensis (Csepreghy-Meznerics, 1969)., 27. Mitrella viennensis nov. sp., 28. Martaia zitteli (Hoernes & Auinger, 1880), 29. Mitrella convexa Friedberg, 1811, 30. Mitrella complanata (Sacco, 1890), 31. Graphicomassa korytnicensis (Bałuk, 1995), 32. Martaia dujardini (Hoernes & Auinger, 1880), 33. Columbella mayeri Hoernes, 1856, 34. Graphicomassa polonica (Pusch, 1837), 35. Orthurella convexula Sacco, 1904.
FIGURE 6. A1–A2 in The Columbellidae (Gastropoda, Buccinoidea) in the Miocene Paratethys Sea—striking diversity of a negelected group
FIGURE 6. A1–A2. Costoanachis guembeli (Hoernes & Auinger, 1880), NHMW1887/0018/0021, Steinebrunn (Austria). B1–B2. Costoanachis latecostata (Boettger, 1902), SMF 360677, lectotype, Coşteiu de Sus (Romania). C1–C2. Costoanachis latecostata (Boettger, 1902), NHMW2020/0147/0001, Forchtenau (Austria). D1–D2. Costoanachis latecostata (Boettger, 1902), SMF 360679, lectotype of Columbella (Anachis) subcorrugata Boettegr, 1906, Coşteiu de Sus (Romania). E1–E2. Costoanachis latecostata (Boettger, 1902), NHMW1866/0001/1025a, Forchtenau (Austria).
FIGURE 5. A1–A2 in The Columbellidae (Gastropoda, Buccinoidea) in the Miocene Paratethys Sea—striking diversity of a negelected group
FIGURE 5. A1–A2. Costoanachis guembeli (Hoernes & Auinger, 1880). NHMW1866/0001/1025b, lectotype, Steinebrunn (Austria). B1–B2. Costoanachis guembeli (Hoernes & Auinger, 1880), NHMW1949/0005/0007, paralectotype, Niederleis (Austria). C1–C2. Costoanachis guembeli (Hoernes & Auinger, 1880), NHMW1866/0001/1025c, paralectotype, Forchtenau (Austria). D1–D2. Costoanachis guembeli (Hoernes & Auinger, 1880), NHMW2020/0148/0001, Szob (Hungary). E1–E2. Costoanachis guembeli (Hoernes & Auinger, 1880), NHMW2020/0148/0002, Szob (Hungary).
FIGURE 1. A in The Columbellidae (Gastropoda, Buccinoidea) in the Miocene Paratethys Sea—striking diversity of a negelected group
FIGURE 1. A. Map of central and south–eastern Europe, representing the area that was partly covered by the Central Paratethys Sea. The white insert corresponds to the area that is restored in the palaeogeographic map below. B. Paleogeography of the Middle Miocene Paratethys Sea showing the most important sedimentary basins (NAFB: North Alpine Foreland Basin, E–Sopr B: Eisenstadt–Sopron Basin).
FIGURE 16. A1–A2 in The Columbellidae (Gastropoda, Buccinoidea) in the Miocene Paratethys Sea—striking diversity of a negelected group
FIGURE 16. A1–A2. Martaia dujardini (Hoernes & Auinger, 1880), NHMW1858/0043/0018, lectotype, Lăpugiu de Sus (Romania). B1–B2. Martaia dujardini (Hoernes & Auinger, 1880), NHMW 1863/0015/0630a, paralectotype, Lăpugiu de Sus (Romania). C1–C2. Martaia dujardini (Hoernes & Auinger, 1880), NHMW1863/0015/0630b, paralectotype, SL: 17.9 mm, MD: 7.5 mm, Niederleis (Austria). D1–D2. Martaia zitteli (Hoernes & Auinger, 1880), NHMW1875/0009/0010b, paralectotype, Lăpugiu de Sus (Romania). E1–E2. Martaia zitteli (Hoernes & Auinger, 1880), NHMW1875/0009/0010a, paralectotype, Lăpugiu de Sus (Romania). F1–F2. Martaia zitteli (Hoernes & Auinger, 1880), NHMW1875/0009/0010c, lectotype, Lăpugiu de Sus (Romania).
FIGURE 2 in The Columbellidae (Gastropoda, Buccinoidea) in the Miocene Paratethys Sea—striking diversity of a negelected group
FIGURE 2. Measurements for shell morphology and whorl profiles. SL: shell length, MD: maximum diameter, AA: apical angle, LWH: last whorl height, AH: aperture height. AL: aperture length. AW: aperture width.
FIG. 12 in Aeolid nudibranchs (Gastropoda: Opisthobranchia) of the family Aeolidiidae from New Zealand waters
FIG. 12. Baeolidia australis (Rudman, 1982): (A) radular tooth, 15th, hind view; (B) radular tooth, 1st, hind view; (C) jaw, right, inner surface; (D) reproductive system, unravelled; (E) penial sheath and penis, preserved (stained in borax carmine, cleared in PVLP).
FIG. 9. Aeolidiella drusilla Bergh, 1900 in Aeolid nudibranchs (Gastropoda: Opisthobranchia) of the family Aeolidiidae from New Zealand waters
FIG. 9. Aeolidiella drusilla Bergh, 1900: (A) reproductive system, unravelled; (B) penial sheath and penis, preserved (stained in borax carmine, cleared in PVLP).
FIG. 11 in Aeolid nudibranchs (Gastropoda: Opisthobranchia) of the family Aeolidiidae from New Zealand waters
FIG. 11. Baeolidia australis (Rudman, 1982): (A) rhinophore of living animal, side view; (B) head end, ventral view; (C) right side of body showing insertions of cerata and positions of apertures; (D) ceras showing digestive diverticulum and cnidosac, preserved (stained in borax carmine, cleared in PVLP); (E) general anatomy, dorsal view; (F) oral gland; (G) salivary gland.
FIG. 10 in Aeolid nudibranchs (Gastropoda: Opisthobranchia) of the family Aeolidiidae from New Zealand waters
FIG. 10. Baeolidia australis (Rudman, 1982): the living animal (L 5 18 mm) collected at Ocean Beach, Whangarei Heads, 19 May 1961.
FIG. 4 in Aeolid nudibranchs (Gastropoda: Opisthobranchia) of the family Aeolidiidae from New Zealand waters
FIG. 4. Spurilla faustina (Bergh, 1900): (A) small specimen collected at Aquarium Point, Portobello, 19 August 1962, dorsal view, sketched when moribund; (B) head end, ventral view; (C) right side of body showing insertions of cerata and positions of apertures; (D) rhinophore of large specimen, preserved; (E) ceras showing digestive diverticulum and terminal cnidosac, preserved (stained in borax carmine, cleared in PVLP); (F) general anatomy, dorsal view; (G) oral gland; (H) salivary gland.
FIG. 8. Aeolidiella drusilla Bergh, 1900 in Aeolid nudibranchs (Gastropoda: Opisthobranchia) of the family Aeolidiidae from New Zealand waters
FIG. 8. Aeolidiella drusilla Bergh, 1900: (A) radular tooth, 17th, hind view; (B) radular tooth, 1st, hind view; (C) jaw, right, inner surface.
FIG. 7. Aeolidiella drusilla Bergh, 1900 in Aeolid nudibranchs (Gastropoda: Opisthobranchia) of the family Aeolidiidae from New Zealand waters
FIG. 7. Aeolidiella drusilla Bergh, 1900: (A) head end, ventral view; (B) right side of body showing insertions of cerata and positions of apertures; (C) ceras showing digestive diverticulum and terminal cnidosac, preserved (stained in borax carmine, cleared in PVLP); (D) general anatomy, dorsal view; (E) oral gland; (F) salivary gland.
FIG. 5 in Aeolid nudibranchs (Gastropoda: Opisthobranchia) of the family Aeolidiidae from New Zealand waters
FIG. 5. Spurilla faustina (Bergh, 1900): (A) radular tooth, 18th, hind view; (B) jaw, left, inner surface; (C) reproductive system, unravelled; (D) penial sheath and penis, preserved (stained in borax carmine, cleared in PVLP).
FIG. 6. Aeolidiella drusilla Bergh, 1900 in Aeolid nudibranchs (Gastropoda: Opisthobranchia) of the family Aeolidiidae from New Zealand waters
FIG. 6. Aeolidiella drusilla Bergh, 1900: living animals, dorsal view: (A) a specimen (L 5 34 mm) collected at Aquarium Point, Portobello, 16 August 1962; (B) the specimen (L 5 21 mm) collected at Waterfall Reef, Goat Island Bay, 21 December 1976.
FIG. 3 in Aeolid nudibranchs (Gastropoda: Opisthobranchia) of the family Aeolidiidae from New Zealand waters
FIG. 3. Anteaeolidiella indica (Bergh, 1888): (A) radular tooth, 10th, hind view; (B) jaw, left, inner surface; (C) reproductive system, unravelled; (D) penial sheath and penis, preserved (stained in borax carmine, cleared in PVLP).
FIG. 2 in Aeolid nudibranchs (Gastropoda: Opisthobranchia) of the family Aeolidiidae from New Zealand waters
FIG. 2. Anteaeolidiella indica (Bergh, 1888): (A) head end, ventral view; (B) right side of body showing insertions of cerata and positions of apertures; (C) ceras showing digestive diverticulum and terminal cnidosac, preserved (stained in borax carmine, cleared in PVLP); (D) general anatomy, dorsal view; (E) oral gland; (F) salivary gland.
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