42) What function did the holes through the centre of the stem…
Question Answered step-by-step 42) What function did the holes through the centre of the stem… Image transcription textKingdom: PLANTAE 35 Fern(Cladophlebis) Port Waikato, NZ UpperJurassic… Show moreImage transcription textKingdom: PLANTAE 36 Wood, Monocot(Palm) Brazil Cretaceous… Show moreImage transcription textICHNOFOSSILS 40 Cross Section OHEverany 40 Trace Fossail [Dinosaurdung) Western USA Mes… Show more… Show moreImage transcription text45 Top 45 Underside 45 Echinoid (sandAUIS 172 dollar, Dendraster) No localitydata Cenozoic 8 9 10 11 12… Show more… Show moreImage transcription text47 Trace Fossil (burrowed sandstone) 45 6 7 8 9 10 11 12 13 14 15 16 17 18… Show moreImage transcription textICHNOFOSSILS 48 Trace Fossil(Scolicia – made by a burrowing hearturchin [irregular echinoid])… Show more… Show more 42) What function did the holes through the centre of the stem plates of crinoid specimens 20 & 21 perform?44) Fully describe the mode of life of echinoid specimen 45.Kingdom PLANTAE – specimens 35, 36 55) What obvious morphological features distinguish specimen 35 as a plant? 56) What 2 morphological features distinguish specimen 36 as a plant? ICHNOFOSSILS – specimens 40, 41 (front of lab), 47, 48 (front of lab) 57) What can specimens 40 & 41 (front of lab) tell us about the behaviour of the animals that produced them? 58) The sediment preserved in specimen 47 is intensely burrowed. What does this tell us about the original sediment? 59) What behaviour does specimen 48 (front of lab) preserve? Science Earth Science EARTH SCIE 120 Share QuestionEmailCopy link Comments (0)


