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Figure 45 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part II: Species of Holaxonia, families Gorgoniidae and Plexauridae. ZooKeys 860: 67-182. https://doi.org/10.3897/zookeys.860.33597
Figure 45 Muriceafruticosa, SBMNH 265940, SEM image. A, D Calycular and coenenchymal unilateral spinous spindles B, C Axial sheath A Large nudibranch-type sclerites B Typical spindle C Smaller spindles D tardigrade-type spindles.
Figure 43 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part II: Species of Holaxonia, families Gorgoniidae and Plexauridae. ZooKeys 860: 67-182. https://doi.org/10.3897/zookeys.860.33597
Figure 43 Muriceafruticosa, SBMNH 422430 (as seen in California waters). Colony shows pale base area tending to darker, colored branch tips. A Whole colony, 15 cm tall × 11.0–11.5 cm broad B Closer view of branch tip showing conical calyces forming shelf-like projections off branch surface.
Figure 42 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part II: Species of Holaxonia, families Gorgoniidae and Plexauridae. ZooKeys 860: 67-182. https://doi.org/10.3897/zookeys.860.33597
Figure 42 Muriceaplantaginea (= Muriceaappressa), SBMNH 422909 (Ecuador) and SBMNH 422417 (Baja CA Sur). Image included for comparison between sclerites found in M.californica and those seen in M.plataginea [= M.appressa Breedy & Guzmán, 2016]. SEM image. A–FSBMNH 422909 (A–C); E–F Calycular/coenenchymal sclerites A Elongated, jagged spindles B Small torch-type C Rounded, stout torches D Shorter, jagged spindles (axial sheath) E Unilateral spinous spindle F A second unilateral spinous form tending to torch shape G–KSBMNH 422417 Calycular and coenenchymal sclerites G Fan-shaped sclerite H Large, truncated unilateral spinous spindles I Stout prickly spindle J Rounded, unilateral spinous type K Torch-types typical of M.californica. Compare sclerites A–F with those shown in Breedy and Guzmán 2016 (fig. 15, for M.plantaginea) and sclerites G–K with those shown in Breedy and Guzmán 2016 (fig. 21, for M.californica).
Figure 32 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part III: Suborder Holaxonia continued, and suborder Calcaxonia. ZooKeys 860: 183-306. https://doi.org/10.3897/zookeys.860.34317
Figure 32 Thesea spp., SBMNH 422344, SEM image. A Possible tentacular sclerites B Inner coenenchymal sclerites C Large spheroidal sclerites of outer coenenchyme, characteristic of genus.
Figure 1 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part III: Suborder Holaxonia continued, and suborder Calcaxonia. ZooKeys 860: 183-306. https://doi.org/10.3897/zookeys.860.34317
Figure 1 Swiftiakofoidi, SBMNH 422965 (delicate orange "morph"). A Colony 7.5 cm at tallest point, 7.5 cm broad at widest point B Closer view of several branch tips showing distinctive placement of the calyces, creating zig-zag profile of each branch. Scale bars: 2 cm (A); 1 cm (B).
Figure 30 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part III: Suborder Holaxonia continued, and suborder Calcaxonia. ZooKeys 860: 183-306. https://doi.org/10.3897/zookeys.860.34317
Figure 30 Thesea spp., SBMNH 265941, light microscopy array. A 4× magnification, showing dense sclerites as typical "football (arrow)," a key characteristic of the genus B Same specimen, SBMNH 265941, 10× magnification C One additional array, 10× magnification; shows distinctly dense warting of "typical" sclerite. Sclerites in C extracted from specimen T0-61, provided by research/survey staff, Los Angeles County Sanitation District.
Figure 23 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part III: Suborder Holaxonia continued, and suborder Calcaxonia. ZooKeys 860: 183-306. https://doi.org/10.3897/zookeys.860.34317
Figure 23 Sclerites from a specimen collected in the northern portion of the geographic continuum, in SEM. A, B From NOAA #41-100A-2 (AB17-0009).
Figure 20 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part III: Suborder Holaxonia continued, and suborder Calcaxonia. ZooKeys 860: 183-306. https://doi.org/10.3897/zookeys.860.34317
Figure 20 Common sclerite forms seen in colonies collected from the central portion of the geographic continuum, using standard light microscopy. A, BNOAA FRAM #100112070 CNOAA FRAM #100220840 DNOAA #CB 50001-004 E OCNMS #EPI 202 F OCNMS #EPI/SUC 216.
Figure 31 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part III: Suborder Holaxonia continued, and suborder Calcaxonia. ZooKeys 860: 183-306. https://doi.org/10.3897/zookeys.860.34317
Figure 31 Thesea spp., SBMNH 422352, SEM image. A Possible, small developing inner coenenchymal sclerites B, E Characteristic, large, spheroidal sclerites of outer coenenchyme C Tentacular sclerites D Inner coenenchymal sclerites
Figure 24 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part III: Suborder Holaxonia continued, and suborder Calcaxonia. ZooKeys 860: 183-306. https://doi.org/10.3897/zookeys.860.34317
Figure 24 Colonies collected/examined from throughout the geographic continuum (shown A–D from south to north), identified as Swiftiasimplex. ASBMNH 422979 BNOAA #CB 34013 CNOAA #CB 34212-039 DNOAA CRW_3636 8; 35 cm H × 17–20 cm W. Image C Courtesy of Ewann Berntson (NOAA, WA); image D Courtesy of Robert Stone (NOAA, AK).
Figure 2 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part III: Suborder Holaxonia continued, and suborder Calcaxonia. ZooKeys 860: 183-306. https://doi.org/10.3897/zookeys.860.34317
Figure 2 Swiftiakofoidi, SBMNH 422965, SEM image. A Potential anthocodial sclerites B Very elongated spindles, prevalent in species in CA and Mexican waters C Irregular spindles D Truncated, disk-spindle/capstan forms E Unusual quadri-radiate F Jagged torch-like form G Shorter, jagged spindles
Figure 3 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part III: Suborder Holaxonia continued, and suborder Calcaxonia. ZooKeys 860: 183-306. https://doi.org/10.3897/zookeys.860.34317
Figure 3 Swiftiakofoidi [? Swiftiapacifica] (thicker dark red "morph"), SBMNH 232036. A Colony measures 6.0 cm tall, 5.5 cm broad at widest point, demonstrating zig-zag appearance of branches due to calycular placement B Branch close-up, showing placement of prominent conical calyces on branches; calyces measure ~1.0 mm tall.
Figure 27 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part III: Suborder Holaxonia continued, and suborder Calcaxonia. ZooKeys 860: 183-306. https://doi.org/10.3897/zookeys.860.34317
Figure 27 Further sclerite arrays in SEM, for a specimen from the far northern end of the continuum. A, B From NOAA #81-99B-1 (AB12-0127).
Figure 26 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part III: Suborder Holaxonia continued, and suborder Calcaxonia. ZooKeys 860: 183-306. https://doi.org/10.3897/zookeys.860.34317
Figure 26 Sclerites of S.simplex in SEM. ANOAA #CB 34011; A1-sclerites from coenenchyme, A2-sclerites from polyp tentacles BNOAA #CB 34212-039, primarily coenenchymal sclerites C Also from #CB 34212-039, primarily sclerites from the polyp. All SEM images in this figure prepared by Carla Stehr (NOAA), provided by Ewann Berntson (NOAA).
Figure 34 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part III: Suborder Holaxonia continued, and suborder Calcaxonia. ZooKeys 860: 183-306. https://doi.org/10.3897/zookeys.860.34317
Figure 34 Callogorgiakinoshitai, SBMNH 422982. A Light microscopy array, 4× magnification, showing variety of large scales (body wall, coenenchymal, opercular, etc.) as well as very small coenenchymal rod-like sclerites B Array of representative scales, 10× magnification, SBMNH 422982; a abaxial body wall scale, indicated by arrow b possible inner lateral or abaxial from polyp base c outer lateral scale d opercular scale. Opercular scales average 239 µm in length, body wall scales range in breadth from 117–217 µm and very small spindles ~28 µm in length.
Figure 41 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part II: Species of Holaxonia, families Gorgoniidae and Plexauridae. ZooKeys 860: 67-182. https://doi.org/10.3897/zookeys.860.33597
Figure 41 Muriceacalifornica, SBMNH 265938, SEM image. A, B Axial sheath sclerites A Very jagged spindles B Moderately "toothed" spindles C Calycular/coenenchymal torch-type spindles. Compare/contrast with those shown in Breedy and Guzmán 2016 (fig. 21).
Figure 40 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part II: Species of Holaxonia, families Gorgoniidae and Plexauridae. ZooKeys 860: 67-182. https://doi.org/10.3897/zookeys.860.33597
Figure 40 Muriceacalifornica. A–CSBMNH 422911, SBMNH 422914, and SBMNH 422361, respectively; light microscopy arrays, 4× magnification, showing diverse mix of sclerites seen in the species D Light microscopy array, the "torch-like," multi-toothed sclerites so typical of M.californica, shown at 10× magnification. In D the middle, upside-down torch measures some 580 µm, the middle upright torch measures ~400 µm, while the torch lower down measures 480 µm.
Figure 39 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part II: Species of Holaxonia, families Gorgoniidae and Plexauridae. ZooKeys 860: 67-182. https://doi.org/10.3897/zookeys.860.33597
Figure 39 Muriceacalifornica, SBMNH 422921. A Whole colony, 25.5 cm × 15 cm B View of branch tip magnified to show prominent, somewhat rounded calyces.
Figure 4 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part II: Species of Holaxonia, families Gorgoniidae and Plexauridae. ZooKeys 860: 67-182. https://doi.org/10.3897/zookeys.860.33597
Figure 4 Eugorgiadanianae, SBMNH 422897. Shows complex branching that creates wide, flat fan. Colony is 24 cm high × 25.5 cm broad at widest point.
Figure 36 from: Horvath EA (2019) A review of gorgonian coral species (Cnidaria, Octocorallia, Alcyonacea) held in the Santa Barbara Museum of Natural History research collection: focus on species from Scleraxonia, Holaxonia, Calcaxonia – Part II: Species of Holaxonia, families Gorgoniidae and Plexauridae. ZooKeys 860: 67-182. https://doi.org/10.3897/zookeys.860.33597
Figure 36 Chromoplexauramarki, SBMNH 423062, light microscopy array of sclerites, 10× magnification. Two sclerites, marked with arrows, are those that define the species (compare with those shown in Figure 34). The large central sclerite, just to left of image center, is > 100 µm in length, while non-capped spindles measure 100–130 µm.
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