Table 1.

Summary of physiological responses and retrograde labeling after tracer deposits in the IC

Case number	Best frequency	Additional information	Tracer	Bmg-labeled cells		Total cells	Percentage of total cells
				Ipsi	Contra		Bmg	Cortex	Brainstem
Mustached bats
1	23 kHz		CTb	42	3	540	8	20	71
2	59 kHz	Dorsal	CTb	46	4	487	10	57	33
3	89 kHz	Second deposit ∼60 kHz	CTb	130	36	689	24	13	63
4	81 kHz	26 kHz (f)*	CTb	87	13	496	20	19	61
5	86 kHz	27 kHz (f)	CTb	158	65	820	27	10	62
6	88 kHz	26 kHz (i)	CTb	106	31	1718	8	25	67
7	83 kHz	27 kHz (f)	CTb	79	6	1078	8	8	85
8	26 kHz		FG	0	0	1171	0	9	91
7	26 kHz		FG	25	7	857	4	3	93
9	53 kHz	27 kHz (f)	FG	9	5	1441	1	2	97
10	75–79 kHz	3 deposits	FR	45	6	1606	3	6	90
11	28–31 kHz	3 deposits	WGA-HRP	19	0	6415	0.3	17	83
Pallid bats
12	16 kHz	Medial	CTb	1	2	88	3	80	16
13	15 kHz	Medial/central,  4 deposits	CTb	123	76	2148	9	40	51
14	17 kHz	Lateral	CTb	38	16	498	11	5	84
15	25 kHz	Lateral	CTb	65	44	1113	10	1	89
16	21 kHz	Lateral	CTb	124	82	641	32	14	54
17	21 kHz	Far lateral	CTb	73	48	475	25	5	69
18	41 kHz	Medial	CTb	105	70	774	23	45	32
19	41 kHz	Medial	CTb	48	26	245	30	12	58
20	42 kHz	Central	CTb	166	141	1251	25	8	68
21	40 kHz	Lateral	CTb	5	0	287	2	2	96
22	39 kHz	Lateral	CTb	5	2	785	1	2	97
23	13–65 kHz	Lateral 2/3, 12 deposits	WGA-HRP	0	0	>2000	0	0	100

^*(f) and (i) indicate that a tone at the specified frequency facilitates or inhibits, respectively, the best frequency tone. These responses are combination-sensitive (Mittmann and Wenstrup, 1995). Ipsi, Ipsilateral; Contra, contralateral.