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35 results for “Asterinides”
Figure 3. a–f in A molecular and morphological review of the asterinid, Patiriella gunnii (Gray) (Echinodermata: Asteroidea)
Figure 3. a–f, Patiriella gunnii (Gray). a, abactinal view, R = 40 mm (NMV F73273); b, abactinal ray, carinally doubly papulate for most of ray, R = 40 mm (NMV F73273); c, abactinal interradius with coarse spination and fringe of stout inferomarginal spinelets, R = 22 mm (WAM Z8948); d, cleared abactinal view, with numerous papulae and secondary plates, R = 35 mm (WAM Z8952); e, actinal ambulacra and interradius, lacking suboral spines (arrow), R = 40 mm (NMV F73273); f (above), common forms of abactinal spinelets; f (below), common forms of actinal spines proximal to ambulacrum, with very short interradial spines (arrow).
Figure 5. a–f in A molecular and morphological review of the asterinid, Patiriella gunnii (Gray) (Echinodermata: Asteroidea)
Figure 5. a–f, Patiriella occidens sp. nov. a, actinal view of holotype, with distinctively elongate rays, R = 35 mm (WAM Z8951); b, abactinal ray, carinally doubly papulate for most of ray (ending at arrow), and coarse cover of abactinal spinelets, R = 25 mm (WAM Z9491); c, abactinal interradius with coarse spination and fringe of stout inferomarginal spinelets, up to 10 per plate, R = 30 mm (WAM Z9483); d, cleared abactinal view of paratype, with carinal plates doubly papulate for all of ray shown, R = 31 mm (NMV F92971); e, actinal ambulacra and interradii, with oral plates lacking suboral spines, R = 25 mm (WAM Z9491); f (above), common forms of abactinal spinelets; f (below), common forms of actinal spines proximal to ambulacrum, with projecting subambulacral spines (arrow).
Figure 2. a–c in A molecular and morphological review of the asterinid, Patiriella gunnii (Gray) (Echinodermata: Asteroidea)
Figure 2. a–c, Asterina gunnii Gray, 1840, lectotype, R = 24 mm (BMNH 40.3.9.10, dry). a, abactinal view (extensively cleared); b, abactinal ray (extensively cleared); c, actinal ambulacra and interradius, with single stout subambulacral spines per plate (arrow) and very short interradial spines. d–f, Patiriella brevispina H.L. Clark, 1938, paratype, R = 20 mm (AM J6181, dry). d, abactinal view; e, abactinal ray; f, actinal ambulacra and interradius, with single stout subambulacral spines per plate (arrow) and very short interradial spines.
Figure 1 in A molecular and morphological review of the asterinid, Patiriella gunnii (Gray) (Echinodermata: Asteroidea)
Figure 1. One of 1000+ optimal MP trees (863 steps) derived from analysis of CO1 sequence data. Numbers at nodes are bootstrap percentages based on 500 replicate analyses. MOL codes refer to specimens obtained for the current study. AM codes refer to Australian Museum specimens. Previously published sequences (Hart et al., 1997) are indicated in bold. Geographic origin of samples is indicated: Tasmania (T), Victoria (V), New South Wales (N), South Australia (S), Western Australia (W).
Figure 1 in A new asterinid genus from the Indo-West Pacific region, including five new species (Echinodermata: Asteroidea: Asterinidae)
Figure 1. Distributions of the type localities of the six species of Ailsastra gen. nov.
FIGURE 4 in A new viviparous species of asterinid (Echinodermata, Asteroidea, Asterinidae) and a new genus to accommodate the species of pantropical exiguoid sea stars
FIGURE 4. Aboral view of the gonads of C. hystera n. sp. filled with late stage juveniles just prior to leaving the parent, Juveniles about 500 µ m.
FIGURE 3. a in A new viviparous species of asterinid (Echinodermata, Asteroidea, Asterinidae) and a new genus to accommodate the species of pantropical exiguoid sea stars
FIGURE 3. a) Colour in life Cryptasterina hystera n.sp. (at left) and Cryptasterina pentagona (at right) Photograph. M Byrne. b) Statue Bay, central Queensland. Boulder and cobble beach. Type locality for C. hystera n. sp. Photograph. S McKillup.
FIGURE 2 in A new viviparous species of asterinid (Echinodermata, Asteroidea, Asterinidae) and a new genus to accommodate the species of pantropical exiguoid sea stars
FIGURE 2. Abactinal surface of holotype of Cryptasterina hystera sp.nov. (R= 10.2 mm) Emergent young visible in the interradius to left of image.
FIGURE 2. a–d, f., Aquilonastra conandae O in Asterinid seastars from the Mozambique Channel (Echinodermata: Asteroidea: Asterinidae)
FIGURE 2. a–d, f., Aquilonastra conandae O'Loughlin & Rowe, 2006. a, abactinal view of paratype (NMV F107412); b, actinal view of paratype (NMV F107412); c, abactinal spinelets of paratype (NMV F107412); d, actinal view of oral region of paratype (NMV F107412); f, live colour photo of specimen in situ (photo provided by C. Conand). e, Aquilonastra chantalae sp. nov., live colour photo of specimen in situ (photo provided by C. Conand).
FIGURE 1 in Asterinid seastars from the Mozambique Channel (Echinodermata: Asteroidea: Asterinidae)
FIGURE 1. Aquilonastra chantalae sp. nov. a, abactinal view of holotype (MNHN IE–2013–617); b, actinal view of holotype (MNHN IE–2013–617); c, abactinal spinelets of paratype (NMV F189860); d, actinal view of oral region of paratype (NMV F189860); e, actinal view of distal inter-radius and margin of paratype (NMV F189860); f, actinal view of post-fissiparous paratype (MNHN IE–2013–618).
Figure 1 in New asterinid species from Africa and Australia (Echinodermata: Asteroidea: Asterinidae)
Figure 1. Aquilonastra shirleyae sp. nov. (photos by L. Altoff and A. Falconer). Holotype, WAM Z37278 (R = 13 mm; all except b); paratype WAM Z37279 (R = 8 mm; cleared; b only). a, abactinal surface (one ray dissected off; abnormal digitiform growth arrowed). b, disc not discretely defined; few proximal carinal plates with single papula arrowed. c, abactinal pedicellariae (arrowed) and spinelets on upper side of ray. d, section through cleared ray showing superambulacral plates (right arrow) and superactinal plates (left arrow). e, actinal surface with actinal plates in longitudinal series. f, oral, suboral, furrow, subambulacral and proximal actinal spines.
Figure 4. a–c in A new asterinid genus from the Indo-West Pacific region, including five new species (Echinodermata: Asteroidea: Asterinidae)
Figure 4. a–c, Ailsastra achituvi sp. nov., NHM 1951.5.7.12: a, low carinal series of plates; b, abactinal spinelets, glassy convexities on plates; c, small oral plates. d–f, Ailsastra amezianeae sp. nov.: d, abactinal interradial plates removed to show absence of superambulacral (arrow) and superactinal plates (paratype, MNHN EcAs 11846); e, abactinal spinelets (holotype, MNHN EcAs 11845); f, small oral plates (paratype, MNHN EcAs 11846). g–i, Ailsastra booneni sp. nov., UF 1938: g, two proximal carinal plates with longitudinal series of spinelets (arrows), breaks in enveloping integument which obscures plates, abactinal spinelets; h, distal interradius, inferomarginal spinelets, absence of superomarginal spinelets; i, small oral plates, proximal interradial single pyramidal spines.
Figure 2 in New asterinid seastars from the western Pacific Ocean (Echinodermata: Asteroidea)
Figure 2. Montage photograph of the holotype of Aquilonastra donia sp. nov. (MNHN-IE-2014-641). Actinal view showing five sub-equal rays, spination, longitudinal and oblique-transverse series of actinal plates.
Figure 4. a–f in A molecular and morphological review of the asterinid, Patiriella gunnii (Gray) (Echinodermata: Asteroidea)
Figure 4. a–f, Patiriella medius sp. nov. a, actinal view of holotype, R = 25 mm (NMV F92986); b, abactinal ray of paratype, carinally doubly papulate for about half ray length (ending at arrow), R = 23 mm (NMV F92988); c, abactinal interradius of paratype, with fine spination and fringe of fine inferomarginal spinelets, R = 24 mm (NMV F92988); d, cleared abactinal view of paratype, with few papulae and secondary plates, and carinal plates doubly papulate for about half the ray length, R = 22 mm (NMV F92988); e, actinal ambulacra and interradii of paratype, with suboral spines (arrows), and atypically 7 ambulacra, R = 23 mm (NMV F92988); f (above), common forms of abactinal spinelets; f (below), common forms of actinal spines proximal to ambulacrum, with adradial actinal spines (arrow) much shorter than subambulacral spines.
Figure 7. a in A molecular and morphological review of the asterinid, Patiriella gunnii (Gray) (Echinodermata: Asteroidea)
Figure 7. a, the temperate region of southern Australia. b–e, geographic distributions based on morphological determinations, with type localities for each of the species indicated by crossed symbols; b, P. gunnii sensu lato; c, P. medius sp. nov.; d, P. occidens sp. nov.; e, P. oriens sp. nov.
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