Subgenus

Howellella (Howellella) Kozłowski, 1946


GIT 130-224	Howellella (Howellella) elegans \| Howellella (Howellella) elegans (Muir-Wood, 1925)	Ohesaare borehole	95.4	Paadla Stage
GIT 130-225	Howellella (Howellella) elegans \| Howellella (Howellella) elegans (Muir-Wood, 1925)	Ohesaare borehole	95.4	Paadla Stage
GIT 130-226	Howellella (Howellella) elegans \| Howellella (Howellella) elegans (Muir-Wood, 1925)	Ohesaare borehole	98.77	Paadla Stage
GIT 130-227	Howellella (Howellella) nucula \| Howellella (Howellella) nucula (Barrande, 1879)	Jaani shore		Jaani Stage
GIT 130-228	Howellella (Howellella) cuneata \| Howellella (Howellella) cuneata Rubel, 1970	Sepise outcrop		Jaagarahu Stage	holotype
GIT 130-229	Howellella (Howellella) cuneata \| Howellella (Howellella) cuneata Rubel, 1970	Sepise outcrop		Jaagarahu Stage
GIT 130-230	Howellella (Howellella) cuneata \| Howellella (Howellella) cuneata Rubel, 1970	Sepise outcrop		Jaagarahu Stage
GIT 130-231	Howellella (Howellella) cuneata \| Howellella (Howellella) cuneata Rubel, 1970	Selgase puurauk	16.3	Rootsiküla Stage
GIT 130-235	Howellella (Howellella) angulata \| Howellella (Howellella) angulata Rubel, 1970	Kingissepa		Kuressaare Stage	holotype
GIT 130-255	Howellella (Howellella) cuneata \| Howellella (Howellella) cuneata Rubel, 1970	Sepise outcrop		Jaagarahu Stage