LOST BEFORE FOUND: A NEW SPECIES OF WHALER SHARK CARCHARHINUS OBSOLERUS FROM THE WESTERN CENTRAL PACIFIC KNOWN ONLY FROM HISTORIC RECORDS.

Lost before found: A new species of whaler shark Carcharhinus obsolerus from the Western Central Pacific known only from historic records.

Carcharhinus obsolerus is described based on three specimens from Borneo, Thailand and Vietnam in the Western Central Pacific.It belongs marc bolan grab to the porosus subgroup which is characterised by having the second dorsal-fin insertion opposite the anal-fin midbase.It most closely resembles C.borneensis but differs in tooth morphology and cou

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If Dung Beetles (Scarabaeidae: Scarabaeinae) Arose in Association with Dinosaurs, Did They Also Suffer a Mass Co-Extinction at the K-Pg Boundary?

The evolutionary success of beetles and numerous other terrestrial insects is generally attributed to co-radiation with flowering plants but most studies have focused on herbivorous or pollinating insects.Non-herbivores represent a significant proportion of beetle diversity yet potential factors that influence their diversification have been largel

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