Styliferina translucida, (HEDLEY, 1905)

Strong, Ellen E., 2011, More than a gut feeling: utility of midgut anatomy in phylogeny of the Cerithioidea (Mollusca: Caenogastropoda), Zoological Journal of the Linnean Society 162 (3), pp. 585-630 : 597

STYLIFERINA TRANSLUCIDA (HEDLEY, 1905)

Material examined

South Pacific Ocean : Australia: NSW: Careel Bay, 33°37.2′S, 151°19.6′E ( USNM 1084087 ) .

Description

Marginal fold S-shaped ( Fig. 7D ), curving well past posterior end of sorting area; oesophageal aperture near apex of marginal fold recurved segment; sorting area very narrow, tapering posteriorly to pointed tip; sorting area pad, anterior flap, crescentic pads, and accessory marginal fold lacking; glandular pad forming small, rounded mound projecting short distance posteriorly behind gastric shield; single digestive gland duct opening at left of glandular pad; accessory pads, crescentic ridge, caecum, and caecal folds lacking; U-shaped fold present below style sac aperture; typhlosoles unfused.

Figures

Figure 7. Midgut anatomy of Litiopidae. A, Alaba monile (USNM 858584). B, Alaba opiniosa (USNM 1084214). C, Litiopa melanostoma (USNM 1143355). D, Styliferina translucida (USNM 1084087). Scale bars: 0.5 mm; refer to the text for a list of anatomical abbreviations.