Tethyan Trench Tethyan Trench The Tethyan Trench was an ancient oceanic trench that existed in the northern part of the Tethys Ocean during the middle Mesozoic to early Cenozoic eras. The Tethyan Trench formed when the Cimmerian Plate was subducting under eastern Laurasia, around 200 million years ago, in the Early Jurassic. The Tethyan Trench extended at its greatest during Late Cretaceous to Paleocene, from what is now Greece to the Western Pacific Ocean. Subduction at the Tethyan Trench probably caused the continents Africa and India to move towards Eurasia, which resulted in the opening of the Indian Ocean. When the Arabian
Joseph Trench 27, 1879. Buildings designed by Trench's firm in New York City include: Trench also designed row houses which are part of the East 10th Street Historic District. Joseph Trench Joseph Trench (1815-1879) was an American architect who practiced in New York City and San Francisco in the 19th century. Trench was born in 1815, but little is known about his early history or training. By 1837 he was practicing in New York, and brought Jasper Francis Cropsey, who would go on to be a notable Hudson River school painter, into his office as an apprentice and draftsman. Several years later,