. Annali del Museo civico di storia naturale Giacomo Doria. Natural history. WEST INDIAN DEMOSPONGIAE 79 Externally brownish black, internally cream-white; dark brown after preservation in formalin, slightly lighter internally. The consistency is fleshy, softly elastic; the surface smooth; the ectosome easily detachable. The pores are uniformly distributed, 50-100 [im in diameter, 100 [xm or a little more Fig. 13 - Spicules of Erylus bahamensis sp. n. Scale a: 100 [xm, scale b: 30 [im. Spicules: 1) Oxeas 530-850 X 6-15 [xm. 2) Orthotriaenes, rhabdome 370-590 [xm, clads 120-340 [xm, one
. Annali del Museo civico di storia naturale Giacomo Doria. Natural history. WEST INDIAN DEMOSPONGIAE 79 Externally brownish black, internally cream-white; dark brown after preservation in formalin, slightly lighter internally. The consistency is fleshy, softly elastic; the surface smooth; the ectosome easily detachable. The pores are uniformly distributed, 50-100 [im in diameter, 100 [xm or a little more Fig. 13 - Spicules of Erylus bahamensis sp. n. Scale a: 100 [xm, scale b: 30 [im. Spicules: 1) Oxeas 530-850 X 6-15 [xm. 2) Orthotriaenes, rhabdome 370-590 [xm, clads 120-340 [xm, one clad often aborted, and some cal- throps. 3) Microrhabds smooth, with obtuse points, slightly centro- tylote, 31-50 X ^m. 4) Aspidasters with granulated surface, thin, irregularly elongated, 125-190 X 19-40 [xm. 5) Tylasters without cen-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Museo civico di storia naturale Giacomo Doria (Genoa, Italy). Genova : Stab. tipo-litografico P. Pellas Fu L.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectnaturalhistory, booky
