Parker & Haswell Fig. 950 • Logarithmic Septa & Siphuncle (1897)

Nautilus Pompilius — Chambered Shell Study Tee

$32.00Heavyweight Garment-Dyed • Drafting Paper Ivory • Size S

Edition MediumArchival Apparel Tee

Restored from Figure 950 of Thomas Jeffery Parker and William Aitcheson Haswell’s 1897 A Text-Book of Zoology. Illustrates the median sagittal section of the Pearly Nautilus (Nautilus pompilius), revealing the logarithmic spiral progression of buoyancy chambers, curved nacreous septa (s), retrochoanitic septal necks (sn), central siphuncle tube (si), and outer body chamber (ch).

Historical Reference:T. J. Parker & W. A. Haswell, "A Text-Book of Zoology — Fig. 950: Nautilus pompilius L., in section" (1897)

View in Wikimedia Commons / Freshwater and Marine Image Bank (FMIB 48758)

1. Shirt WeightHeavyweight (6.1 oz)

2. Garment ColorDrafting Paper Ivory

3. SizeS – 2XL (2XL +$2.00)

Heavyweight Garment-Dyed MeasurementsPre-Shrunk US Cotton

Relaxed boxy fit. 100% ring-spun US cotton (6.1 oz) with a topstitched classic-width rib collar and twill-taped neck and shoulders. Garment-dyed for virtually zero shrinkage.