You did it for the Australopithecines, now you need to do the same for the members of Genus Homo. Once again, as you can see from THREE classes (Early Genus Homo, Later Genus Homo and Early Modern Humans) and the text (Chapters 14 & 15), there are a fair number of different species of our genus. It may not be a “splitters” paradise. Or, then again, maybe it is So, once again, YOU get to play the “lumper” and group some of these species together to make the number more manageable.
Same rules as before, even if the “board” (as in “the ranges occupied”) is bigger. As in, all of the Eastern Hemisphere except for Australia. (Well, really that too since modern humans are included.) You need to pick which Genus Homo species are going to persist in your new phylogeny and which are going to get “lumped”. You don’t get to re-assign anything to Australopithecus and you don’t get to create a new genus (which only makes sense for a “lumping” assignment). You will need to take the anatomy, the dates given for that species and location(s) where it has been found into account when making your decisions. You do NOT have to consider who discovered the fossil. You can also abbreviate Homo sp. as H. sp. Ex. You can write H. erectus instead of Homo erectus.
SAME General Guidelines:
If you have less than 3 species when you finish you are not taking some important distinctions in time, space and biology into account. If you have more than 5, you aren’t lumping enough. Remember you must deal with issues of time and space and biology when you justify the choices you made in lumping species together.
If you group several species together because they all come from the same places… that’s still ot good enough.
If you group several species together that come from the same relative time and have the same biological adaptations, that’s a good answer, but you need to just WHY you decided to ignore the thousands of miles of difference between the specimens. Examples: “I decided that biology and chronology was more important than distance because maybe they could walk a long ways…” or “I grouped them together by region then biology and didn’t worry so much about chronology. The differences in biology indicate that the earlier species probably evolved into the later ones…” Or something else.
You will need to use the material from the book and my comments from the lectures on the slides (I will give LOTS of clues and ideas). However, those are unlikely to be enough, particularly for the biological aspects. Since we aren’t in the classroom, with actual replicas of the crania of the species in question, you will need to use the internet to get a good look at the various specimens. Again, I I HIGHLY recommend the Smithsonian’s 3D digital collection of Hominin Fossils https://3d.si.edu/collections/hominin-fossils. Where the Smithsonian doesn’t have a specimen… well, you do have the rest of the internet…
Same drill on worksheets:
ANT2511 EXERCISE 11 WORKSHEETS.docx
If you need any more explanation, you should go back and look at Exercise 8 first, since I’m including all the material there by reference. If you still have questions about what to do, how to do it, what it should look like, etc. the usual contact methods apply – emails, “office hours”, etc.
Deliverable: On CANVAS you will have to submit your findings. Give the answer by identifying your type species (the name). (Ex. A. africanus) Then identify which former species you are lumping in. DO THIS IN BULLET POINTS! ONE PER FINAL SPECIES YOU”VE CHOSEN!!!! Then give a brief but COMPLETE explanation of why you decided to lump them in way you have chosen to do so (remember time and place and ANATOMY – if you lump things that CLEARLY don’t look alike, you will lose points. Again, if you lump two things and there is a gap of 1 million years from when the first disappears and the second shows up, you will lose points.)
It should look like this:
H. sp.Includes former H .sp., H. othersp., H. anothersp., etc
H. sp2Includes former sp, H. yetanotherspecies
Etc.
Remember YOU DON”T GET TO MAKE UP NEW SPECIES NAMES! Use one of the species you have lumped.
This Exercise is worth 30 pts. You have until November 27 to complete it. You will need info from all the classes concerning Genus Homo to be able to complete it satisfactorily.
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