Complex sentence: He has been credited with describing several new species of North American reptile and amphibian, as well, he has been honored by having a species of blackhead snake named after him, "Tantilla hobartsmithi".
Split into simpler sentences: He has been credited with describing several new species of North American reptiles and amphibians. As well, he has been honored by having a species of blackhead snake named after him, "Tantilla hobartsmithi".