Papawera maugeansis (Burn, 1966)

Oskars, Trond R. & Malaquias, Manuel António E., 2020, The temperate Australasian genus Papawera Oskars and Malaquias, 2019 (Gastropoda: Cephalaspidea: Haminoeidae), with a redescription of P. zelandiae and P. maugeansis, Journal of Natural History 54 (21 - 22), pp. 1343-1362 : 1353

Papawera maugeansis (Burn, 1966)

Figures 2 (b), 3 (d – h), 6, 7, 8

Haminoea maugeansis Burn 1966a, p. 330, 1969 , p. 68, 1974, p. 8, 2006, p. 8 Eichler 2007. Rudman 2007. Hales 2010. p/ 249. Burn and Wilson 2011. Burn 2015, p. 65. Grove 2018.

Papawera maugeansis – Oskars and Malaquias 2019, p. 6.

Haminea tenera ( Adams 1850) – Pritchard and Gatliff 1903, p. 217.

Haminoea tenera ( Adams 1850) (in part) – Jansen 1995, p. 86.

Haminoea tenera ( Adams 1850) – MacPherson and Gabriel 1962, p. 243. Burn 1966b, p. 266.

Diagnosis

Animal light yellowish-grey or light brown to densely black; orange blotches of variable size present on mantle; opaque white dots may be present on cephalic shield and parapodial lobes. Cephalic shield, broad, deeply bilobed; periocular area unpigmented. Hancock organ ridge-like, with prominent dorsal and ventral branches. Shell oval; smooth with faint growth lines; whitish-translucent in colour; periostracum transparent; aperture wide, tapering posteriorly, columella narrow, separated from last whorl by short furrow; furrow covered by broad, flat, callus posteriorly. Radula formula 24–30 x 7–5.1.1.1.5–7; rachidian tricuspid; central cusp triangular, narrow, pointed; lateral cusps reduced, barely visible. Gizzard plates with 14–20 transverse ridges; single row of rods present along top of ridges; pseudo-rachis present. Male reproductive system with oblong, oval, annulated prostate; fundus open, pocket-like. Distribution restricted to southeastern Australia.

Type locality

Port MacDonnell , South Australia, Australia ( Burn 1966a) .

Material examined

Australia, South Australia, Port MacDonnell, Holotype, NMV F26134, H = 7 mm (image seen, https://ozcam.ala.org.au/occurrences/e789bb90-d64b-4e07-ad0b-89aed83c5a5b). Australia, Victoria, Shoreham, Westernport , 10 specimens (2 dissected), AMS c.105854, H = 3–8 mm. Australia, Victoria, Shoreham , Shoreham Beach , 1 specimen (sequenced), NMV F209129 , H = 5 mm. Australia, Victoria, Inverloch, Town Area , 1 specimen (sequenced, dissected), ZMBN 125459 ex NVM F194630, H = 5.7 mm. Australia, Victoria, Clifton Springs, Curlewis Reef, 1 specimen (sequenced, dissected), ( ZMBN125458 ex NVM F112423, H = 8 mm). Australia, Victoria, 1 shell, Haminea tenera, NHMUK unnumbered, MacAndrew Collection Acc. No. 1563, H = 7.5 mm.

Figures

Figure 2. Female reproductive system. (a) Papawera zelandiae, Hokianga, Northland, New Zealand, (AM 79176, H = 11 mm). (b) Papawera maugeansis, Curlewis Reef, Clifton Springs, Victoria, Australia (ZMBN 125459 ex NVM F194630, H = 5.7 mm). Abbreviations: agl, albumen gland. am, ampulla. amg, anterior mucous gland. gd, gameloytic duct. ggl, gametolytic gland. md, medial duct. ot, ovotestis. pmgl1, posterior mucous gland lobe 1, pmgl2, posterior mucous gland lobe 2. rm, retractor muscle. smg, external seminal groove. v, vestibule. Scale bars: a, b = 0.5 mm.