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Silica-scaled chrysophytes of Europe
Distribution, morphology, ecology

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  • Spiniferomonas

List of species

  • Mallomonas
    • a
      • Mallomonas acaroides
      • Mallomonas acaroides var. inermis
      • Mallomonas actinoloma
      • Mallomonas actinoloma var. maramuresensis
      • Mallomonas actinoloma var. nadiensis
      • Mallomonas adamas
      • Mallomonas akrokomos
      • Mallomonas alata
      • Mallomonas allorgei
      • Mallomonas alphaphora
      • Mallomonas alpina
      • Mallomonas alveolata
      • Mallomonas annulata
      • Mallomonas areolata
    • b - c
      • Mallomonas balonovii
      • Mallomonas bangladeshica
      • Mallomonas calceolus
      • Mallomonas canina
      • Mallomonas caudata
      • Mallomonas clavus
      • Mallomonas conspersa
      • Mallomonas corcontica
      • Mallomonas corymbosa
      • Mallomonas costata
      • Mallomonas crassisquama
      • Mallomonas crassisquama var. papillosa
      • Mallomonas cratis
      • Mallomonas cristata
      • Mallomonas cucullata
      • Mallomonas cyathellata
    • d - g
      • Mallomonas decora
      • Mallomonas denticulata
      • Mallomonas directa
      • Mallomonas divida
      • Mallomonas doignonii
      • Mallomonas elevata
      • Mallomonas elongata
      • Mallomonas eoa
      • Mallomonas favosa
      • Mallomonas flora
      • Mallomonas formosa
      • Mallomonas foveata
      • Mallomonas getseniae
      • Mallomonas grata
      • Mallomonas guttata
    • h - k
      • Mallomonas hamata
      • Mallomonas heterospina
      • Mallomonas hexagonis
      • Mallomonas hindonii
      • Mallomonas hualvensis
      • Mallomonas inornata
      • Mallomonas insignis
      • Mallomonas intermedia
      • Mallomonas intermedia var. saliceaensis
      • Mallomonas jubata
      • Mallomonas kalinae
      • Mallomonas koreana
      • Mallomonas kornevae
    • l - m
      • Mallomonas labyrinthina
      • Mallomonas leboimei
      • Mallomonas lelymene
      • Mallomonas lychenensis
      • Mallomonas lychenensis f. symposiaca
      • Mallomonas maculata
      • Mallomonas mangofera
      • Mallomonas mangofera var. gracilis
      • Mallomonas mangofera var. reticulata
      • Mallomonas matvienkoae
      • Mallomonas multisetigera
      • Mallomonas multiunca
      • Mallomonas munda
    • o - ph
      • Mallomonas ouradion
      • Mallomonas oviformis
      • Mallomonas palaestrica
      • Mallomonas paludosa
      • Mallomonas papillosa
      • Mallomonas papillosa var. ellipsoidea
      • Mallomonas papillosa var. monilifera
      • Mallomonas parvula
      • Mallomonas paxillata
      • Mallomonas peronoides
      • Mallomonas phasma
    • pi - pu
      • Mallomonas pillula
      • Mallomonas pillula f. exannulata
      • Mallomonas pillula f. latimarginalis
      • Mallomonas pillula f. valdiviana
      • Mallomonas portae-ferreae
      • Mallomonas prora
      • Mallomonas pseudocoronata
      • Mallomonas pseudocratis
      • Mallomonas pugio
      • Mallomonas pumilio
      • Mallomonas pumilio var. dispersa
      • Mallomonas punctifera
      • Mallomonas punctifera var. brasiliensis
    • r - s
      • Mallomonas rasilis
      • Mallomonas retifera
      • Mallomonas scalaris
      • Mallomonas schwemmlei
      • Mallomonas scrobiculata
      • Mallomonas silvicola
      • Mallomonas solea-ferrea var. irregularis
      • Mallomonas striata
      • Mallomonas striata var. serrata
      • Mallomonas strictopteris
    • t - z
      • Mallomonas teilingii
      • Mallomonas tirolensis
      • Mallomonas tolerans
      • Mallomonas tonsurata
      • Mallomonas torquata
      • Mallomonas torquata var. simplex
      • Mallomonas transsylvanica
      • Mallomonas trummensis
      • Mallomonas tubulosa
      • Mallomonas vannigera
      • Mallomonas variabilis
      • Mallomonas vorkutiensis
      • Mallomonas zellensis
  • Synura
    • a - g
      • Synura americana
      • Synura asmundiae
      • Synura bjoerkii
      • Synura borealis
      • Synura conopea
      • Synura curtispina
      • Synura echinulata
      • Synura glabra
    • h - m
      • Synura heteropora
      • Synura hibernica
      • Synura korshikovii
      • Synura laticarina
      • Synura leptorhabda
      • Synura macracantha
      • Synura macropora
      • Synura mammillosa
      • Synura mollispina
      • Synura multidentata
    • n - u
      • Synura nygaardii
      • Synura obesa
      • Synura papillosa
      • Synura petersenii
      • Synura praefracta
      • Synura punctulosa
      • Synura rubra
      • Synura sphagnicola
      • Synura spinosa
      • Synura splendida
      • Synura synuroidea
      • Synura truttae
      • Synura uvella
  • Neotessella
    • Neotessella lapponica
  • Paraphysomonas
    • a - ci
      • Paraphysomonas acantholepis
      • Paraphysomonas amphiplana
      • Paraphysomonas bandaiensis
      • Paraphysomonas butcheri
      • Paraphysomonas caelifrica
      • Paraphysomonas capreolata
      • Paraphysomonas circumforaminifera
      • Paraphysomonas circumvallata
    • co - h
      • Paraphysomonas corynephora
      • Paraphysomonas cylicophora
      • Paraphysomonas foraminifera
      • Paraphysomonas gladiata
    • i - q
      • Paraphysomonas imperforata
      • Paraphysomonas limbata
      • Paraphysomonas oligocycla
      • Paraphysomonas planus
      • Paraphysomonas punctata
    • r - v
      • Paraphysomonas runciniferopsis
      • Paraphysomonas truncata
      • Paraphysomonas vestita
  • Lepidochromonas
    • c - i
      • Lepidochromonas cancellata
      • Lepidochromonas canistrum
      • Lepidochromonas corbidifera
      • Lepidochromonas coronata
      • Lepidochromonas cribosa
      • Lepidochromonas diademifera
      • Lepidochromonas eiffelii
      • Lepidochromonas elegantissima
      • Lepidochromonas homolepis
      • Lepidochromonas ignivoma
    • m - u
      • Lepidochromonas manubriata
      • Lepidochromonas morchella
      • Lepidochromonas poteriophora
      • Lepidochromonas quadrispina
      • Lepidochromonas runcinifera
      • Lepidochromonas sigillifera
      • Lepidochromonas stelligera
      • Lepidochromonas stephanolepis
      • Lepidochromonas subquadrangularis
      • Lepidochromonas subrotacea
      • Lepidochromonas takahashii
      • Lepidochromonas undulata
  • Spiniferomonas
    • a - c
      • Spiniferomonas abei
      • Spiniferomonas abrupta
      • Spiniferomonas alata
      • Spiniferomonas bilacunosa
      • Spiniferomonas bourrellyi
      • Spiniferomonas breakneckii
      • Spiniferomonas cornuta
      • Spiniferomonas crucigera
    • m - t
      • Spiniferomonas minuta
      • Spiniferomonas septispina
      • Spiniferomonas serrata
      • Spiniferomonas silverensis
      • Spiniferomonas takahashi
      • Spiniferomonas triangularis
      • Spiniferomonas trioralis
  • Chrysosphaerella
    • Chrysosphaerella annulata
    • Chrysosphaerella brevispina
    • Chrysosphaerella coronacircumspina
    • Chrysosphaerella longispina
    • Chrysosphaerella rotundata
  • Polylepidomonas
    • Polylepidomonas vacuolata

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By admin | 10:30 PM UTC, Fri January 17, 2025

Cells are free-swimming, solitary, spherical to ovoid in shape, with a single plastid, covered with siliceous scales and spines. Two flagella of unequal length are inserted apically. Except for the presence of scales and spines, cells closely resemble those of Ochromonas.

Identification of Spiniferomonas species is based on the ultrastructure of scales and spines. Scales are elliptical to oval or circular and variously patterned with ridges, lacunae and rods; in some species, cells are covered by two or three different types of scales. Spines are tubular or triangular in cross section, with a flared funnel- or disc-shaped base and a shaft tapering to a pointed apex. Spine base is simple, without double disc, septa and holes as in the genus Chrysosphaerella. Terminal half of the shaft is sometimes bent, flaring outwards and forming up to four apices.

Marine and brackish Spiniferomonas species were transferred to the Cercozoan genus Thaumatomastix. Solitary species of Chrysosphaerella resemble species of Spiniferomonas and have sometimes been incorrectly added to this genus because of their unicellular habit.

Spiniferomonas siliceous structures. A. Tubular spine with a flared funnel-shaped base (S. bourrellyi). B. Triangular spine with a disc-shaped, serrated base (S. serrata). C. Elliptical scales of two types, the smaller ones patterned by two rods between the two lacunae (S. cornuta). D. Spiniferomonas scales patterned with irregular ornamentation (S. serrata).

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