Table 1 in Conch ornamentation in nonammonoid cephalopods: form and function

Table 1. Shares of genera with an ornamented conch in the main orders of nonammonoid cephalopods. Таблица 1. ПропорциЯ родов с орнаментированной раковиной в основных отрЯдах неаммоноидных цефалопод. Ornamentation/ OrdersTransverse ribs, ridgesLongitudinal lirae, ribs, ridgesReticulate ribs, ridgesNodesLongitudinal furrows or projectionsTotalPlectronocerida––––––Ellesmerocerida15%––––15%Endocerida5%––––5%Actinocerida0.5%0.5%0.5%––1.5%Discosorida4%4%–––8%Oncocerida8%2%6%––16%Orthocerida + Pseudorthocerida28%8%1%––37%Ascocerida38%––––38%Tarphycerida50%––––50%Barrandeocerida52%2,5%2,5%2%–59%Nautilida17%8%3%8%3%39%Total24.4%