FIGURE 12. Craniella crustocorticata van Soest 2017. A–M in Taxonomy of deep-water tetillid sponges (Porifera, Demospongiae, Spirophorina) from Brazil, with description of three new species and new characters

FIGURE 12. Craniella crustocorticata van Soest 2017. A–M, spicules of the specimen from SE Brazil (MNRJ 6059): A, oxeas I; B, detail of tip of oxeas I; C, oxeas II; D, detail of tip of oxeas II; E, cortical oxeas III; F, cortical oxeas III (SEM); G, protriaenes I; H, detail of cladome of protriaene I with anisoclads and variations; I, protriaenes II; J, detail of cladome of protriaenes II with very slender clads; K, anatriaenes; L, detail of cladome of anatriaenes and variations; M, sigmaspires (SEM). N–R, spicules of one of the specimens from NE Brazil (UFPEPOR 1785): N, protriaenes I, arrow point to the large clad crossing the axis of an oxeas III; O, protriaene I and anatriaene; P, protriaene II; Q, anatriaene (SEM), broken; R, oxeas III (SEM). Scale bars: A = 500 µm; B = 40 µm; C = 500 µm; D = 30 µm; E = 500 µm; F = 100 µm; G = 500 µm; H = 100 µm; I = 500 µm; J = 100 µm; K = 500 µm; L = 100 µm; M = 5 µm; N = 100 µm; O = 50 µm; P = 50 µm; Q = 50 µm; R = 200 µm.