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The family, as well as its sole genus Malacobdella, is characterized by a posterior ventral sucker and a proboscis lacking a stylet. [2] As in other Hoplonemertea, the lateral longitudinal nerve cord is located internal to the body wall muscles, in the mesenchyme .
A few have relatively short but wide bodies, for example Malacobdella grossa is up to 3.5 centimetres (1.4 in) long and 1 centimetre (0.39 in) wide, [9] [18] and some of these are much less stretchy. [17] Smaller nemerteans are approximately cylindrical, but larger species are flattened dorso-ventrally. Many have visible patterns in various ...
Kevin Systrom (co-founder of Instagram), the BBC, Time, and Life magazine claim the photograph to be the first shared on Instagram, [83] [84] however The Economic Times and The Guardian claim the first photograph posted to the social media to be a picture of San Francisco's South Beach harbor by Mike Krieger, also co-founder.
Their delayed maturity (in addition to their great longevity and episodic recruitment) is a trait indicative of their slow, marathon-like, life history pace. [ 3 ] [ 5 ] [ 12 ] [ 4 ] Bigmouth buffalo have a tendency to accumulate unique pigmentation (orange and black spots) as they age, [ 3 ] [ 22 ] [ 12 ] [ 6 ] which may vary by habitat ...
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An engraving by Albrecht Dürer, from the title page of the Masha'allah ibn Atharī's astronomy treatise De scientia motus orbis (Latin version with engraving, 1504). As in many medieval illustrations, the compass here is an icon of religion as well as science, in reference to God as the architect of creation.
Gulella grossa is a species of very small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Streptaxidae. This species is endemic to Tanzania . References
Rock Eagle Effigy Mound is an archaeological site in Putnam County, Georgia, U.S. estimated to have been constructed c. 1000 BC to AD 1000 (1,000 to 3,000 years ago).The earthwork was built up of thousands of pieces of quartzite laid in the mounded shape of a large bird (102 ft long from head to tail, and 120 ft wide from wing tip to wing tip).