Abstract The family Baetiscidae Edmunds & Traver. 1954 is recognisable among mayflies due to its bizarre larvae. equipped with a robust and spiked thoracic notal shield covering part of the abdomen up to sixth segment. Originally being described as extant species from the USA and Canada. https://www.bekindtopets.com/limited-offer-Nordic-Forge-Rounding-Hammer-2-lb-super-value/