5 7 ▁( Cl ath ure ll idae ), ▁L ien ard ia ▁J ous se a ume , ▁ 1 8 8 4 ▁( Cl ath ure ll idae ), ▁E tre ma ▁Hed ley , ▁ 1 9 1 8 ▁( Cl ath ure ll idae ) ▁and ▁Hem il ien ard ia ▁Bo ett ger , ▁ 1 8 9 5 ▁( R aph it om idae ), ▁with ▁the ▁description ▁of ▁four teen ▁new ▁Hem il ien ard ia ▁species ▁from ▁the ▁Ind o - P ac ific . ▁The ▁Fest iv us . ▁special ▁issue : ▁ 2 - 4 5 . ▁ ▁min ial ba ▁Category : G ast rop ods ▁described ▁in ▁ 2 0 1 7 <0x0A> </s> ▁Ult u ▁Ul la ▁is ▁the ▁fourth ▁studio ▁album ▁by ▁American ▁Bay ▁Area ▁death core ▁band ▁R ings ▁of ▁Sat urn . ▁It ▁was ▁released ▁on ▁July ▁ 2 8 , ▁ 2 0 1 7 ▁through ▁N uc lear ▁Bl ast . ▁It ▁is ▁their ▁first ▁release ▁through ▁N uc lear ▁Bl ast ▁since ▁their ▁signing ▁in ▁May ▁ 2 0 1 6 . ▁It ▁is ▁their ▁only ▁full - length ▁release ▁with ▁drum mer ▁A aron ▁Ste cha un er ▁and ▁guitar ist ▁Mil es ▁Dim it ri ▁Baker . ▁Mark ▁Cooper ▁of ▁Mind ▁R ape ▁Art ▁was ▁responsible ▁for ▁the ▁album ▁art work , ▁as ▁he ▁was ▁on ▁the ▁band ' s ▁prior ▁releases . ▁The ▁album ▁was ▁produced , ▁mixed , ▁and ▁master