|
Guraleus Kamakuranus
''Guraleus kamakuranus'' is a species of sea snail, a marine gastropod mollusk in the family Mangeliidae.Marshall, B. (2017). Guraleus kamakuranus (Pilsbry, 1904). In: MolluscaBase (2017). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=433939 on 2017-07-12 Description The length of the shell attains 5.5 mm, its diameter 2 mm. (Original description) The shell is very small. Its color is white with a brown spot in the middle of the lip varix. The spire is terraced, the lower half conic. The sculpture consists of slightly curved obliquely longitudinal ribs, 11 on the body whorl, the last one, behind the lip, much larger. These are crossed by spaced spiral threads, with, smaller threads between them, the intervals still more finely striate spirally. The shell contains 5 whorls (the embryonic ones broken off), strongly angular near the middle, flattened and sloping above the angle, contracting below it. The body ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Henry Augustus Pilsbry
Henry Augustus Pilsbry (7 December 1862 – 26 October 1957) was an American biologist, malacologist and carcinologist, among other areas of study. He was a dominant presence in many fields of invertebrate taxonomy for the better part of a century. For much of his career, his authority with respect to the classification of certain substantial groups of organisms was unchallenged: barnacles, chitons, North American terrestrial molluscs, terrestrial mollusks, and others. Biography Pilsbry (frequently misspelled ''Pilsbury'') spent his childhood and youth in Iowa. He was called "Harry" Pilsbry then, and developed an early fascination with the limited variety of mollusks he was able to find. He attended the University of Iowa, and received the Bachelor of Science degree there in 1882, but did not immediately find employment in his field of interest. Instead, Henry Pilsbry worked for publishing firms and newspapers for the next several years, but devoted most of his spare time to the ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
